v3.19.3.a.u2
Schedule III - Real Estate Assets and Accumulated Depreciation (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Encumbrance $ 112,151      
Initial Costs to Company, Land 548,209      
Initial Costs to Company, Buildings and Improvements 3,092,062      
Costs Capitalized Subsequent to Acquisition, Land 702      
Costs Capitalized Subsequent to Acquisition, Improvements 45,471      
Gross Amount at Which Carried at Close of Period, Land 548,911      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,137,533      
Total 3,686,444 $ 2,848,735 $ 2,334,524 $ 1,743,403
Accumulated Depreciation 271,044 $ 206,989 $ 148,383 $ 105,703
Industrial Property [Member] | Becker | MN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Encumbrance 750      
Initial Costs to Company, Land 921      
Initial Costs to Company, Buildings and Improvements 4,540      
Gross Amount at Which Carried at Close of Period, Land 921      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,540      
Total 5,461      
Accumulated Depreciation $ 1,544      
Date of Construction 2000      
Date Acquired 2008      
Industrial Property [Member] | Becker | MN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Becker | MN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Tacoma | WA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,634      
Initial Costs to Company, Buildings and Improvements 4,902      
Gross Amount at Which Carried at Close of Period, Land 1,634      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,902      
Total 6,536      
Accumulated Depreciation $ 1,412      
Date of Construction 1977      
Date Acquired 2011      
Industrial Property [Member] | Tacoma | WA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Tacoma | WA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | New Haven | INDIANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 445      
Initial Costs to Company, Buildings and Improvements 2,521      
Gross Amount at Which Carried at Close of Period, Land 445      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,521      
Total 2,966      
Accumulated Depreciation $ 850      
Date of Construction 1960      
Date Acquired 2011      
Industrial Property [Member] | New Haven | INDIANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | New Haven | INDIANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Raleigh | NC        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 2,034      
Initial Costs to Company, Buildings and Improvements 8,137      
Gross Amount at Which Carried at Close of Period, Land 2,034      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 8,137      
Total 10,171      
Accumulated Depreciation $ 2,009      
Date of Construction 1999      
Date Acquired 2012      
Industrial Property [Member] | Raleigh | NC | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Raleigh | NC | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Eureka | MO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 2,328      
Initial Costs to Company, Buildings and Improvements 9,311      
Gross Amount at Which Carried at Close of Period, Land 2,328      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 9,311      
Total 11,639      
Accumulated Depreciation $ 3,140      
Date of Construction 1990      
Date Acquired 2012      
Industrial Property [Member] | Eureka | MO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Eureka | MO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Durham | NC        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Encumbrance $ 10,888      
Initial Costs to Company, Land 3,000      
Initial Costs to Company, Buildings and Improvements 17,531      
Gross Amount at Which Carried at Close of Period, Land 3,000      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 17,531      
Total 20,531      
Accumulated Depreciation $ 4,607      
Date of Construction 2009      
Date Acquired 2012      
Industrial Property [Member] | Durham | NC | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Durham | NC | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Kilgore | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 160      
Initial Costs to Company, Buildings and Improvements 908      
Gross Amount at Which Carried at Close of Period, Land 160      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 908      
Total 1,068      
Accumulated Depreciation $ 296      
Date of Construction 2008      
Date Acquired 2012      
Industrial Property [Member] | Kilgore | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Kilgore | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | American Canyon | CA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Encumbrance $ 7,788      
Initial Costs to Company, Land 2,378      
Initial Costs to Company, Buildings and Improvements 26,142      
Gross Amount at Which Carried at Close of Period, Land 2,378      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 26,142      
Total 28,520      
Accumulated Depreciation $ 6,073      
Date of Construction 2002      
Date Acquired 2012      
Industrial Property [Member] | American Canyon | CA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | American Canyon | CA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Huber Heights | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 583      
Initial Costs to Company, Buildings and Improvements 1,748      
Gross Amount at Which Carried at Close of Period, Land 583      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,748      
Total 2,331      
Accumulated Depreciation $ 569      
Date of Construction 1985      
Date Acquired 2012      
Industrial Property [Member] | Huber Heights | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Huber Heights | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Eastlake | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 854      
Initial Costs to Company, Buildings and Improvements 2,562      
Gross Amount at Which Carried at Close of Period, Land 854      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,562      
Total 3,416      
Accumulated Depreciation $ 713      
Date of Construction 1981      
Date Acquired 2012      
Industrial Property [Member] | Eastlake | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Eastlake | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Union Grove | WI        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 239      
Initial Costs to Company, Buildings and Improvements 957      
Gross Amount at Which Carried at Close of Period, Land 239      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 957      
Total 1,196      
Accumulated Depreciation $ 195      
Date of Construction 1993      
Date Acquired 2012      
Industrial Property [Member] | Union Grove | WI | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Union Grove | WI | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Union Grove | WI        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 347      
Initial Costs to Company, Buildings and Improvements 1,386      
Gross Amount at Which Carried at Close of Period, Land 347      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,386      
Total 1,733      
Accumulated Depreciation $ 271      
Date of Construction 1979      
Date Acquired 2012      
Industrial Property [Member] | Union Grove | WI | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Union Grove | WI | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Rock Hill | SOUTH CAROLINA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 796      
Initial Costs to Company, Buildings and Improvements 3,185      
Costs Capitalized Subsequent to Acquisition, Improvements 72      
Gross Amount at Which Carried at Close of Period, Land 796      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,257      
Total 4,053      
Accumulated Depreciation $ 895      
Date of Construction 1999      
Date Acquired 2012      
Industrial Property [Member] | Rock Hill | SOUTH CAROLINA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Rock Hill | SOUTH CAROLINA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Union Grove | WI        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 427      
Initial Costs to Company, Buildings and Improvements 3,413      
Gross Amount at Which Carried at Close of Period, Land 427      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,413      
Total 3,840      
Accumulated Depreciation $ 550      
Date of Construction 2014      
Date Acquired 2015      
Industrial Property [Member] | Union Grove | WI | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Union Grove | WI | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Oshkosh | WI        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 456      
Initial Costs to Company, Buildings and Improvements 869      
Gross Amount at Which Carried at Close of Period, Land 456      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 869      
Total 1,325      
Accumulated Depreciation $ 154      
Date of Construction 2007      
Date Acquired 2015      
Industrial Property [Member] | Oshkosh | WI | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Oshkosh | WI | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Hoffman Estates | IL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 12,253      
Initial Costs to Company, Buildings and Improvements 23,456      
Gross Amount at Which Carried at Close of Period, Land 12,253      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 23,456      
Total 35,709      
Accumulated Depreciation $ 5,318      
Date of Construction 1988      
Date Acquired 2013      
Industrial Property [Member] | Hoffman Estates | IL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Hoffman Estates | IL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Norton Shores | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 198      
Initial Costs to Company, Buildings and Improvements 2,932      
Gross Amount at Which Carried at Close of Period, Land 198      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,932      
Total 3,130      
Accumulated Depreciation $ 493      
Date of Construction 2002      
Date Acquired 2014      
Industrial Property [Member] | Norton Shores | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Norton Shores | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Muskegon | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 168      
Initial Costs to Company, Buildings and Improvements 2,751      
Costs Capitalized Subsequent to Acquisition, Improvements 13      
Gross Amount at Which Carried at Close of Period, Land 168      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,764      
Total 2,932      
Accumulated Depreciation $ 559      
Date of Construction 1985      
Date Acquired 2013      
Industrial Property [Member] | Muskegon | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Muskegon | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Muskegon | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 454      
Initial Costs to Company, Buildings and Improvements 6,889      
Costs Capitalized Subsequent to Acquisition, Improvements 3      
Gross Amount at Which Carried at Close of Period, Land 454      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 6,892      
Total 7,346      
Accumulated Depreciation $ 1,429      
Date of Construction 2012      
Date Acquired 2013      
Industrial Property [Member] | Muskegon | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Muskegon | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Muskegon | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 463      
Initial Costs to Company, Buildings and Improvements 2,512      
Costs Capitalized Subsequent to Acquisition, Improvements 23      
Gross Amount at Which Carried at Close of Period, Land 463      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,535      
Total 2,998      
Accumulated Depreciation $ 553      
Date of Construction 1978      
Date Acquired 2013      
Industrial Property [Member] | Muskegon | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Muskegon | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Muskegon | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 257      
Initial Costs to Company, Buildings and Improvements 655      
Gross Amount at Which Carried at Close of Period, Land 257      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 655      
Total 912      
Accumulated Depreciation $ 154      
Date of Construction 2005      
Date Acquired 2013      
Industrial Property [Member] | Muskegon | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Muskegon | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Elgin | IL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 4,339      
Initial Costs to Company, Buildings and Improvements 17,458      
Gross Amount at Which Carried at Close of Period, Land 4,339      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 17,458      
Total 21,797      
Accumulated Depreciation $ 2,921      
Date of Construction 2009      
Date Acquired 2014      
Industrial Property [Member] | Elgin | IL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Elgin | IL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Shakopee | MN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 3,962      
Initial Costs to Company, Buildings and Improvements 21,296      
Gross Amount at Which Carried at Close of Period, Land 3,962      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 21,296      
Total 25,258      
Accumulated Depreciation $ 3,735      
Date of Construction 2014      
Date Acquired 2014      
Industrial Property [Member] | Shakopee | MN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Shakopee | MN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Houston | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,242      
Initial Costs to Company, Buildings and Improvements 2,698      
Gross Amount at Which Carried at Close of Period, Land 1,242      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,698      
Total 3,940      
Accumulated Depreciation $ 575      
Date of Construction 1972      
Date Acquired 2014      
Industrial Property [Member] | Houston | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Houston | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Winona | MN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,653      
Initial Costs to Company, Buildings and Improvements 7,694      
Gross Amount at Which Carried at Close of Period, Land 1,653      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 7,694      
Total 9,347      
Accumulated Depreciation $ 1,143      
Date of Construction 2008      
Date Acquired 2014      
Industrial Property [Member] | Winona | MN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Winona | MN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Winona | MN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 804      
Initial Costs to Company, Buildings and Improvements 4,412      
Gross Amount at Which Carried at Close of Period, Land 804      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,412      
Total 5,216      
Accumulated Depreciation $ 639      
Date of Construction 2008      
Date Acquired 2014      
Industrial Property [Member] | Winona | MN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Winona | MN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Mt. Pleasant | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,785      
Initial Costs to Company, Buildings and Improvements 5,540      
Gross Amount at Which Carried at Close of Period, Land 1,785      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 5,540      
Total 7,325      
Accumulated Depreciation $ 915      
Date of Construction 1994      
Date Acquired 2014      
Industrial Property [Member] | Mt. Pleasant | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Mt. Pleasant | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Madill | OK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,395      
Initial Costs to Company, Buildings and Improvements 5,796      
Gross Amount at Which Carried at Close of Period, Land 1,395      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 5,796      
Total 7,191      
Accumulated Depreciation $ 916      
Date of Construction 1999      
Date Acquired 2014      
Industrial Property [Member] | Madill | OK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Madill | OK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Madill | OK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 2,657      
Initial Costs to Company, Buildings and Improvements 1,566      
Costs Capitalized Subsequent to Acquisition, Improvements 1,001      
Gross Amount at Which Carried at Close of Period, Land 2,657      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,567      
Total 5,224      
Accumulated Depreciation $ 316      
Date of Construction 1972      
Date Acquired 2014      
Industrial Property [Member] | Madill | OK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Madill | OK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Madill | OK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 621      
Initial Costs to Company, Buildings and Improvements 1,759      
Gross Amount at Which Carried at Close of Period, Land 621      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,759      
Total 2,380      
Accumulated Depreciation $ 279      
Date of Construction 1977      
Date Acquired 2014      
Industrial Property [Member] | Madill | OK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Madill | OK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Willis Point | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 3,102      
Initial Costs to Company, Buildings and Improvements 2,420      
Gross Amount at Which Carried at Close of Period, Land 3,102      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,420      
Total 5,522      
Accumulated Depreciation $ 472      
Date of Construction 2003 / 2008      
Date Acquired 2014      
Industrial Property [Member] | Willis Point | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Willis Point | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Fitzgerald | GA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,939      
Initial Costs to Company, Buildings and Improvements 3,316      
Gross Amount at Which Carried at Close of Period, Land 1,939      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,316      
Total 5,255      
Accumulated Depreciation $ 593      
Date of Construction 1997      
Date Acquired 2014      
Industrial Property [Member] | Fitzgerald | GA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Fitzgerald | GA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Cordele | GA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 2,705      
Initial Costs to Company, Buildings and Improvements 3,786      
Gross Amount at Which Carried at Close of Period, Land 2,705      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,786      
Total 6,491      
Accumulated Depreciation $ 588      
Date of Construction 2000      
Date Acquired 2014      
Industrial Property [Member] | Cordele | GA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Cordele | GA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Kingston | OK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,857      
Initial Costs to Company, Buildings and Improvements 1,692      
Gross Amount at Which Carried at Close of Period, Land 1,857      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,692      
Total 3,549      
Accumulated Depreciation $ 313      
Date of Construction 2013      
Date Acquired 2014      
Industrial Property [Member] | Kingston | OK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Kingston | OK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Odessa | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 529      
Initial Costs to Company, Buildings and Improvements 3,327      
Gross Amount at Which Carried at Close of Period, Land 529      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,327      
Total 3,856      
Accumulated Depreciation $ 522      
Date of Construction 2012      
Date Acquired 2015      
Industrial Property [Member] | Odessa | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Odessa | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Columbia | MD        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 667      
Initial Costs to Company, Buildings and Improvements 9,220      
Gross Amount at Which Carried at Close of Period, Land 667      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 9,220      
Total 9,887      
Accumulated Depreciation $ 1,310      
Date of Construction 1984      
Date Acquired 2015      
Industrial Property [Member] | Columbia | MD | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Columbia | MD | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Menomonee Falls | WI        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,378      
Initial Costs to Company, Buildings and Improvements 18,557      
Gross Amount at Which Carried at Close of Period, Land 1,378      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 18,557      
Total 19,935      
Accumulated Depreciation $ 2,525      
Date of Construction 2001      
Date Acquired 2015      
Industrial Property [Member] | Menomonee Falls | WI | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Menomonee Falls | WI | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Elk River | MN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 763      
Initial Costs to Company, Buildings and Improvements 4,937      
Gross Amount at Which Carried at Close of Period, Land 763      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,937      
Total 5,700      
Accumulated Depreciation $ 796      
Date of Construction 2008      
Date Acquired 2015      
Industrial Property [Member] | Elk River | MN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Elk River | MN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Elk River | MN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 477      
Initial Costs to Company, Buildings and Improvements 2,517      
Gross Amount at Which Carried at Close of Period, Land 477      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,517      
Total 2,994      
Accumulated Depreciation $ 406      
Date of Construction 2006      
Date Acquired 2015      
Industrial Property [Member] | Elk River | MN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Elk River | MN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Sanford | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 2,075      
Initial Costs to Company, Buildings and Improvements 7,600      
Gross Amount at Which Carried at Close of Period, Land 2,075      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 7,600      
Total 9,675      
Accumulated Depreciation $ 1,086      
Date of Construction 2002      
Date Acquired 2015      
Industrial Property [Member] | Sanford | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Sanford | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Columbus | GA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 615      
Initial Costs to Company, Buildings and Improvements 9,942      
Gross Amount at Which Carried at Close of Period, Land 615      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 9,942      
Total 10,557      
Accumulated Depreciation $ 1,247      
Date of Construction 1907      
Date Acquired 2015      
Industrial Property [Member] | Columbus | GA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Columbus | GA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Ephrata | PA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 531      
Initial Costs to Company, Buildings and Improvements 6,995      
Gross Amount at Which Carried at Close of Period, Land 531      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 6,995      
Total 7,526      
Accumulated Depreciation $ 1,303      
Date of Construction 2000      
Date Acquired 2015      
Industrial Property [Member] | Ephrata | PA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Ephrata | PA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Greer | SOUTH CAROLINA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 607      
Initial Costs to Company, Buildings and Improvements 2,502      
Gross Amount at Which Carried at Close of Period, Land 607      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,502      
Total 3,109      
Accumulated Depreciation $ 388      
Date of Construction 1978      
Date Acquired 2015      
Industrial Property [Member] | Greer | SOUTH CAROLINA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Greer | SOUTH CAROLINA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Joplin | MO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 831      
Initial Costs to Company, Buildings and Improvements 9,600      
Gross Amount at Which Carried at Close of Period, Land 831      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 9,600      
Total 10,431      
Accumulated Depreciation $ 1,310      
Date of Construction 1993      
Date Acquired 2015      
Industrial Property [Member] | Joplin | MO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Joplin | MO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Katy | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,493      
Initial Costs to Company, Buildings and Improvements 3,883      
Gross Amount at Which Carried at Close of Period, Land 1,493      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,883      
Total 5,376      
Accumulated Depreciation $ 590      
Date of Construction 1996      
Date Acquired 2015      
Industrial Property [Member] | Katy | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Katy | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Kinston | NC        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,017      
Initial Costs to Company, Buildings and Improvements 10,418      
Costs Capitalized Subsequent to Acquisition, Improvements 43      
Gross Amount at Which Carried at Close of Period, Land 1,017      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 10,461      
Total 11,478      
Accumulated Depreciation $ 1,428      
Date of Construction 1979      
Date Acquired 2015      
Industrial Property [Member] | Kinston | NC | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Kinston | NC | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Euless | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,487      
Initial Costs to Company, Buildings and Improvements 3,051      
Gross Amount at Which Carried at Close of Period, Land 1,487      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,051      
Total 4,538      
Accumulated Depreciation $ 437      
Date of Construction 1991      
Date Acquired 2015      
Industrial Property [Member] | Euless | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Euless | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Jacksonville | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,221      
Initial Costs to Company, Buildings and Improvements 3,316      
Gross Amount at Which Carried at Close of Period, Land 1,221      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,316      
Total 4,537      
Accumulated Depreciation $ 432      
Date of Construction 1974      
Date Acquired 2015      
Industrial Property [Member] | Jacksonville | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Jacksonville | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Lima | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 656      
Initial Costs to Company, Buildings and Improvements 21,645      
Gross Amount at Which Carried at Close of Period, Land 656      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 21,645      
Total 22,301      
Accumulated Depreciation $ 2,563      
Date of Construction 2009      
Date Acquired 2015      
Industrial Property [Member] | Lima | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Lima | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Portage | INDIANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,181      
Initial Costs to Company, Buildings and Improvements 13,130      
Gross Amount at Which Carried at Close of Period, Land 1,181      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 13,130      
Total 14,311      
Accumulated Depreciation $ 1,853      
Date of Construction 2001      
Date Acquired 2016      
Industrial Property [Member] | Portage | INDIANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Portage | INDIANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Milpitas | CA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,478      
Initial Costs to Company, Buildings and Improvements 8,164      
Gross Amount at Which Carried at Close of Period, Land 1,478      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 8,164      
Total 9,642      
Accumulated Depreciation $ 737      
Date of Construction 1982      
Date Acquired 2016      
Industrial Property [Member] | Milpitas | CA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Milpitas | CA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | St. Cloud | MN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 565      
Initial Costs to Company, Buildings and Improvements 20,420      
Gross Amount at Which Carried at Close of Period, Land 565      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 20,420      
Total 20,985      
Accumulated Depreciation $ 2,045      
Date of Construction 1999      
Date Acquired 2016      
Industrial Property [Member] | St. Cloud | MN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | St. Cloud | MN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | New Kensington | PA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 907      
Initial Costs to Company, Buildings and Improvements 13,058      
Gross Amount at Which Carried at Close of Period, Land 907      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 13,058      
Total 13,965      
Accumulated Depreciation $ 1,144      
Date of Construction 2015      
Date Acquired 2016      
Industrial Property [Member] | New Kensington | PA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | New Kensington | PA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Denver | CO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,105      
Initial Costs to Company, Buildings and Improvements 8,077      
Costs Capitalized Subsequent to Acquisition, Improvements 2,000      
Gross Amount at Which Carried at Close of Period, Land 1,105      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 10,077      
Total 11,182      
Accumulated Depreciation $ 721      
Date of Construction 1975      
Date Acquired 2017      
Industrial Property [Member] | Denver | CO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Denver | CO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Denver | CO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 252      
Initial Costs to Company, Buildings and Improvements 1,658      
Gross Amount at Which Carried at Close of Period, Land 252      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,658      
Total 1,910      
Accumulated Depreciation $ 121      
Date of Construction 1977      
Date Acquired 2017      
Industrial Property [Member] | Denver | CO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Denver | CO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Germantown | WI        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 612      
Initial Costs to Company, Buildings and Improvements 2,062      
Gross Amount at Which Carried at Close of Period, Land 612      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,062      
Total 2,674      
Accumulated Depreciation $ 147      
Date of Construction 1989      
Date Acquired 2017      
Industrial Property [Member] | Germantown | WI | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Germantown | WI | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Germantown | WI        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 575      
Initial Costs to Company, Buildings and Improvements 2,086      
Gross Amount at Which Carried at Close of Period, Land 575      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,086      
Total 2,661      
Accumulated Depreciation $ 145      
Date of Construction 2000      
Date Acquired 2017      
Industrial Property [Member] | Germantown | WI | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Germantown | WI | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Cary | NC        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 877      
Initial Costs to Company, Buildings and Improvements 3,295      
Gross Amount at Which Carried at Close of Period, Land 877      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,295      
Total 4,172      
Accumulated Depreciation $ 36      
Date of Construction 1982      
Date Acquired 2019      
Industrial Property [Member] | Cary | NC | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Cary | NC | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Green Bay | WI        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 406      
Initial Costs to Company, Buildings and Improvements 7,032      
Gross Amount at Which Carried at Close of Period, Land 406      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 7,032      
Total 7,438      
Accumulated Depreciation $ 496      
Date of Construction 1989      
Date Acquired 2017      
Industrial Property [Member] | Green Bay | WI | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Green Bay | WI | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Two Rivers | WI        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 445      
Initial Costs to Company, Buildings and Improvements 1,885      
Costs Capitalized Subsequent to Acquisition, Improvements 1,750      
Gross Amount at Which Carried at Close of Period, Land 445      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,635      
Total 4,080      
Accumulated Depreciation $ 199      
Date of Construction 1994      
Date Acquired 2017      
Industrial Property [Member] | Two Rivers | WI | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Two Rivers | WI | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Little Chute | WI        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 342      
Initial Costs to Company, Buildings and Improvements 52,744      
Costs Capitalized Subsequent to Acquisition, Improvements 2      
Gross Amount at Which Carried at Close of Period, Land 342      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 52,746      
Total 53,088      
Accumulated Depreciation $ 3,661      
Date of Construction 2017      
Date Acquired 2017      
Industrial Property [Member] | Little Chute | WI | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 7 years      
Industrial Property [Member] | Little Chute | WI | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Las Vegas | NEVADA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 3,034      
Initial Costs to Company, Buildings and Improvements 11,857      
Gross Amount at Which Carried at Close of Period, Land 3,034      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 11,857      
Total 14,891      
Accumulated Depreciation $ 709      
Date of Construction 2015      
Date Acquired 2017      
Industrial Property [Member] | Las Vegas | NEVADA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Las Vegas | NEVADA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Walker | LOUISIANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 4,646      
Initial Costs to Company, Buildings and Improvements 30,310      
Gross Amount at Which Carried at Close of Period, Land 4,646      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 30,310      
Total 34,956      
Accumulated Depreciation $ 1,966      
Date of Construction 2017      
Date Acquired 2017      
Industrial Property [Member] | Walker | LOUISIANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Walker | LOUISIANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Saxonburg | PA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,048      
Initial Costs to Company, Buildings and Improvements 7,545      
Costs Capitalized Subsequent to Acquisition, Improvements 1      
Gross Amount at Which Carried at Close of Period, Land 1,048      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 7,546      
Total 8,594      
Accumulated Depreciation $ 518      
Date of Construction 2008      
Date Acquired 2017      
Industrial Property [Member] | Saxonburg | PA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Saxonburg | PA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Butler | PA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,885      
Initial Costs to Company, Buildings and Improvements 6,294      
Gross Amount at Which Carried at Close of Period, Land 1,885      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 6,294      
Total 8,179      
Accumulated Depreciation $ 462      
Date of Construction 1990      
Date Acquired 2017      
Industrial Property [Member] | Butler | PA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Butler | PA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Story City | IOWA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 5,700      
Initial Costs to Company, Buildings and Improvements 13,916      
Costs Capitalized Subsequent to Acquisition, Improvements 28      
Gross Amount at Which Carried at Close of Period, Land 5,700      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 13,944      
Total 19,644      
Accumulated Depreciation $ 942      
Date of Construction 1997      
Date Acquired 2017      
Industrial Property [Member] | Story City | IOWA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Story City | IOWA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | San Jose | CA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 9,489      
Initial Costs to Company, Buildings and Improvements 18,617      
Costs Capitalized Subsequent to Acquisition, Improvements 1,358      
Gross Amount at Which Carried at Close of Period, Land 9,489      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 19,975      
Total 29,464      
Accumulated Depreciation $ 1,286      
Date of Construction 1983      
Date Acquired 2017      
Industrial Property [Member] | San Jose | CA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | San Jose | CA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Taunton | MASSACHUSETTS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 3,157      
Initial Costs to Company, Buildings and Improvements 16,851      
Gross Amount at Which Carried at Close of Period, Land 3,157      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 16,851      
Total 20,008      
Accumulated Depreciation $ 980      
Date of Construction 1987      
Date Acquired 2018      
Industrial Property [Member] | Taunton | MASSACHUSETTS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Taunton | MASSACHUSETTS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Knoxville | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 447      
Initial Costs to Company, Buildings and Improvements 4,276      
Gross Amount at Which Carried at Close of Period, Land 447      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,276      
Total 4,723      
Accumulated Depreciation $ 203      
Date of Construction 1977      
Date Acquired 2018      
Industrial Property [Member] | Knoxville | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Knoxville | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Elk Grove Village | IL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 2,014      
Initial Costs to Company, Buildings and Improvements 3,686      
Gross Amount at Which Carried at Close of Period, Land 2,014      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,686      
Total 5,700      
Accumulated Depreciation $ 193      
Date of Construction 2014      
Date Acquired 2018      
Industrial Property [Member] | Elk Grove Village | IL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Elk Grove Village | IL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Elgin | IL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 3,265      
Initial Costs to Company, Buildings and Improvements 4,947      
Gross Amount at Which Carried at Close of Period, Land 3,265      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,947      
Total 8,212      
Accumulated Depreciation $ 274      
Date of Construction 1981      
Date Acquired 2018      
Industrial Property [Member] | Elgin | IL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Elgin | IL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Lordstown | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,028      
Initial Costs to Company, Buildings and Improvements 36,068      
Gross Amount at Which Carried at Close of Period, Land 1,028      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 36,068      
Total 37,096      
Accumulated Depreciation $ 1,537      
Date of Construction 2012      
Date Acquired 2018      
Industrial Property [Member] | Lordstown | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Lordstown | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Perth Amboy | NJ        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Encumbrance $ 20,318      
Initial Costs to Company, Land 5,622      
Initial Costs to Company, Buildings and Improvements 35,420      
Gross Amount at Which Carried at Close of Period, Land 5,622      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 35,420      
Total 41,042      
Accumulated Depreciation $ 1,427      
Date of Construction 1933      
Date Acquired 2018      
Industrial Property [Member] | Perth Amboy | NJ | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Perth Amboy | NJ | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Indianapolis | INDIANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 840      
Initial Costs to Company, Buildings and Improvements 8,395      
Gross Amount at Which Carried at Close of Period, Land 840      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 8,395      
Total 9,235      
Accumulated Depreciation $ 377      
Date of Construction 1972      
Date Acquired 2018      
Industrial Property [Member] | Indianapolis | INDIANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Indianapolis | INDIANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Hazelwood | MO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 2,936      
Initial Costs to Company, Buildings and Improvements 7,565      
Gross Amount at Which Carried at Close of Period, Land 2,936      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 7,565      
Total 10,501      
Accumulated Depreciation $ 334      
Date of Construction 1966      
Date Acquired 2018      
Industrial Property [Member] | Hazelwood | MO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Hazelwood | MO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Fridley | MN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 273      
Initial Costs to Company, Buildings and Improvements 1,986      
Gross Amount at Which Carried at Close of Period, Land 273      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,986      
Total 2,259      
Accumulated Depreciation $ 86      
Date of Construction 1973      
Date Acquired 2018      
Industrial Property [Member] | Fridley | MN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Fridley | MN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Burnsville | MN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 207      
Initial Costs to Company, Buildings and Improvements 2,209      
Gross Amount at Which Carried at Close of Period, Land 207      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,209      
Total 2,416      
Accumulated Depreciation $ 94      
Date of Construction 1973      
Date Acquired 2018      
Industrial Property [Member] | Burnsville | MN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Burnsville | MN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | North Canton | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 338      
Initial Costs to Company, Buildings and Improvements 8,263      
Gross Amount at Which Carried at Close of Period, Land 338      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 8,263      
Total 8,601      
Accumulated Depreciation $ 297      
Date of Construction 1988      
Date Acquired 2018      
Industrial Property [Member] | North Canton | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | North Canton | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Madison | MS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 3,348      
Initial Costs to Company, Buildings and Improvements 11,997      
Gross Amount at Which Carried at Close of Period, Land 3,348      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 11,997      
Total 15,345      
Accumulated Depreciation $ 383      
Date of Construction 2003      
Date Acquired 2018      
Industrial Property [Member] | Madison | MS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Madison | MS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Novi | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 872      
Initial Costs to Company, Buildings and Improvements 8,274      
Costs Capitalized Subsequent to Acquisition, Improvements 4      
Gross Amount at Which Carried at Close of Period, Land 872      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 8,278      
Total 9,150      
Accumulated Depreciation $ 248      
Date of Construction 2018      
Date Acquired 2018      
Industrial Property [Member] | Novi | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Novi | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Evansville | INDIANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 253      
Initial Costs to Company, Buildings and Improvements 9,601      
Gross Amount at Which Carried at Close of Period, Land 253      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 9,601      
Total 9,854      
Accumulated Depreciation $ 209      
Date of Construction 1932      
Date Acquired 2019      
Industrial Property [Member] | Evansville | INDIANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Evansville | INDIANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Greenfield | INDIANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 2,828      
Initial Costs to Company, Buildings and Improvements 19,367      
Gross Amount at Which Carried at Close of Period, Land 2,828      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 19,367      
Total 22,195      
Accumulated Depreciation $ 629      
Date of Construction 2018      
Date Acquired 2019      
Industrial Property [Member] | Greenfield | INDIANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Greenfield | INDIANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Beverly | MASSACHUSETTS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Encumbrance $ 49,065      
Initial Costs to Company, Land 3,241      
Initial Costs to Company, Buildings and Improvements 65,532      
Gross Amount at Which Carried at Close of Period, Land 3,241      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 65,532      
Total 68,773      
Accumulated Depreciation $ 1,289      
Date of Construction 1984      
Date Acquired 2019      
Industrial Property [Member] | Beverly | MASSACHUSETTS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Beverly | MASSACHUSETTS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Liverpool | NEW YORK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 374      
Initial Costs to Company, Buildings and Improvements 6,032      
Gross Amount at Which Carried at Close of Period, Land 374      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 6,032      
Total 6,406      
Accumulated Depreciation $ 98      
Date of Construction 1985      
Date Acquired 2019      
Industrial Property [Member] | Liverpool | NEW YORK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Liverpool | NEW YORK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Liverpool | NEW YORK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 381      
Initial Costs to Company, Buildings and Improvements 3,527      
Gross Amount at Which Carried at Close of Period, Land 381      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,527      
Total 3,908      
Accumulated Depreciation $ 59      
Date of Construction 2001      
Date Acquired 2019      
Industrial Property [Member] | Liverpool | NEW YORK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Liverpool | NEW YORK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Green Bay | WI        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 528      
Initial Costs to Company, Buildings and Improvements 9,785      
Gross Amount at Which Carried at Close of Period, Land 528      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 9,785      
Total 10,313      
Accumulated Depreciation $ 120      
Date of Construction 2000      
Date Acquired 2019      
Industrial Property [Member] | Green Bay | WI | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Green Bay | WI | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Dallas | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 3,854      
Initial Costs to Company, Buildings and Improvements 34,818      
Gross Amount at Which Carried at Close of Period, Land 3,854      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 34,818      
Total 38,672      
Accumulated Depreciation $ 364      
Date of Construction 2003 / 2017      
Date Acquired 2019      
Industrial Property [Member] | Dallas | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Dallas | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Plano | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 6,456      
Initial Costs to Company, Buildings and Improvements 37,093      
Gross Amount at Which Carried at Close of Period, Land 6,456      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 37,093      
Total 43,549      
Accumulated Depreciation $ 368      
Date of Construction 1983 / 1986 / 2016      
Date Acquired 2019      
Industrial Property [Member] | Plano | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Plano | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Lecompton | KS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 413      
Initial Costs to Company, Buildings and Improvements 33,211      
Gross Amount at Which Carried at Close of Period, Land 413      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 33,211      
Total 33,624      
Accumulated Depreciation $ 347      
Date of Construction 2012      
Date Acquired 2019      
Industrial Property [Member] | Lecompton | KS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Lecompton | KS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Abbotsford | BC        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 25,372      
Initial Costs to Company, Buildings and Improvements 33,408      
Gross Amount at Which Carried at Close of Period, Land 25,372      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 33,408      
Total 58,780      
Accumulated Depreciation $ 334      
Date of Construction 2000      
Date Acquired 2019      
Industrial Property [Member] | Abbotsford | BC | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Abbotsford | BC | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Streamwood | IL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 4,705      
Initial Costs to Company, Buildings and Improvements 49,348      
Gross Amount at Which Carried at Close of Period, Land 4,705      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 49,348      
Total 54,053      
Accumulated Depreciation $ 497      
Date of Construction 1974 / 1985 / 1994 / 2012      
Date Acquired 2019      
Industrial Property [Member] | Streamwood | IL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Streamwood | IL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Hoffman Estates | IL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 10,107      
Initial Costs to Company, Buildings and Improvements 23,781      
Gross Amount at Which Carried at Close of Period, Land 10,107      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 23,781      
Total 33,888      
Accumulated Depreciation $ 240      
Date of Construction 1976 / 1998      
Date Acquired 2019      
Industrial Property [Member] | Hoffman Estates | IL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Hoffman Estates | IL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Savage | MD        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 4,226      
Initial Costs to Company, Buildings and Improvements 20,582      
Costs Capitalized Subsequent to Acquisition, Improvements 700      
Gross Amount at Which Carried at Close of Period, Land 4,226      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 21,282      
Total 25,508      
Accumulated Depreciation $ 217      
Date of Construction 1985      
Date Acquired 2019      
Industrial Property [Member] | Savage | MD | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Savage | MD | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Irving | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 11,411      
Initial Costs to Company, Buildings and Improvements 10,788      
Gross Amount at Which Carried at Close of Period, Land 11,411      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 10,788      
Total 22,199      
Accumulated Depreciation $ 118      
Date of Construction 1970 / 1980      
Date Acquired 2019      
Industrial Property [Member] | Irving | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Irving | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Sherman | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,023      
Initial Costs to Company, Buildings and Improvements 19,151      
Gross Amount at Which Carried at Close of Period, Land 1,023      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 19,151      
Total 20,174      
Accumulated Depreciation $ 215      
Date of Construction 1979 / 1992      
Date Acquired 2019      
Industrial Property [Member] | Sherman | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Sherman | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Phoenix | AZ        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 5,687      
Initial Costs to Company, Buildings and Improvements 49,618      
Gross Amount at Which Carried at Close of Period, Land 5,687      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 49,618      
Total 55,305      
Accumulated Depreciation $ 510      
Date of Construction 1988      
Date Acquired 2019      
Industrial Property [Member] | Phoenix | AZ | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Phoenix | AZ | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Chandler | AZ        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 5,858      
Initial Costs to Company, Buildings and Improvements 27,312      
Gross Amount at Which Carried at Close of Period, Land 5,858      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 27,312      
Total 33,170      
Accumulated Depreciation $ 274      
Date of Construction 2008      
Date Acquired 2019      
Industrial Property [Member] | Chandler | AZ | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Chandler | AZ | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Prescott | AZ        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 663      
Initial Costs to Company, Buildings and Improvements 1,988      
Gross Amount at Which Carried at Close of Period, Land 663      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,988      
Total 2,651      
Accumulated Depreciation $ 21      
Date of Construction 2003      
Date Acquired 2019      
Industrial Property [Member] | Prescott | AZ | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Prescott | AZ | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Forest Park | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,874      
Initial Costs to Company, Buildings and Improvements 26,145      
Gross Amount at Which Carried at Close of Period, Land 1,874      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 26,145      
Total 28,019      
Accumulated Depreciation $ 260      
Date of Construction 2001      
Date Acquired 2019      
Industrial Property [Member] | Forest Park | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Forest Park | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Omaha | NE        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,279      
Initial Costs to Company, Buildings and Improvements 16,158      
Gross Amount at Which Carried at Close of Period, Land 1,279      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 16,158      
Total 17,437      
Accumulated Depreciation $ 161      
Date of Construction 1965      
Date Acquired 2019      
Industrial Property [Member] | Omaha | NE | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Omaha | NE | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Villa Rica | GA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,525      
Initial Costs to Company, Buildings and Improvements 9,924      
Gross Amount at Which Carried at Close of Period, Land 1,525      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 9,924      
Total 11,449      
Accumulated Depreciation $ 98      
Date of Construction 1998      
Date Acquired 2019      
Industrial Property [Member] | Villa Rica | GA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Villa Rica | GA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Ogden | UT        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,944      
Initial Costs to Company, Buildings and Improvements 11,882      
Gross Amount at Which Carried at Close of Period, Land 1,944      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 11,882      
Total 13,826      
Accumulated Depreciation $ 127      
Date of Construction 1989 / 2009      
Date Acquired 2019      
Industrial Property [Member] | Ogden | UT | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Ogden | UT | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Woodland Hills | CA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 30,453      
Initial Costs to Company, Buildings and Improvements 19,080      
Gross Amount at Which Carried at Close of Period, Land 30,453      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 19,080      
Total 49,533      
Accumulated Depreciation $ 194      
Date of Construction 1973 / 1983 / 2003      
Date Acquired 2019      
Industrial Property [Member] | Woodland Hills | CA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Woodland Hills | CA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Visalia | CA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,630      
Initial Costs to Company, Buildings and Improvements 23,196      
Gross Amount at Which Carried at Close of Period, Land 1,630      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 23,196      
Total 24,826      
Accumulated Depreciation $ 234      
Date of Construction 1985 / 1993 / 1997      
Date Acquired 2019      
Industrial Property [Member] | Visalia | CA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Visalia | CA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Plymouth | INDIANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 270      
Initial Costs to Company, Buildings and Improvements 10,792      
Gross Amount at Which Carried at Close of Period, Land 270      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 10,792      
Total 11,062      
Accumulated Depreciation $ 113      
Date of Construction 1985 / 1997      
Date Acquired 2019      
Industrial Property [Member] | Plymouth | INDIANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Plymouth | INDIANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Edison | NJ        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 6,271      
Initial Costs to Company, Buildings and Improvements 15,269      
Gross Amount at Which Carried at Close of Period, Land 6,271      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 15,269      
Total 21,540      
Accumulated Depreciation $ 160      
Date of Construction 1982      
Date Acquired 2019      
Industrial Property [Member] | Edison | NJ | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Edison | NJ | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Enid | OK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,145      
Initial Costs to Company, Buildings and Improvements 32,075      
Gross Amount at Which Carried at Close of Period, Land 1,145      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 32,075      
Total 33,220      
Accumulated Depreciation $ 319      
Date of Construction 1997 / 2002 / 2006      
Date Acquired 2019      
Industrial Property [Member] | Enid | OK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Enid | OK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Fresno | CA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 2,971      
Initial Costs to Company, Buildings and Improvements 37,364      
Gross Amount at Which Carried at Close of Period, Land 2,971      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 37,364      
Total 40,335      
Accumulated Depreciation $ 426      
Date of Construction 1972 / 1993      
Date Acquired 2019      
Industrial Property [Member] | Fresno | CA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Fresno | CA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Cedar Falls | IOWA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,239      
Initial Costs to Company, Buildings and Improvements 10,403      
Gross Amount at Which Carried at Close of Period, Land 1,239      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 10,403      
Total 11,642      
Accumulated Depreciation $ 95      
Date of Construction 2019      
Date Acquired 2019      
Industrial Property [Member] | Cedar Falls | IOWA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Cedar Falls | IOWA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Industrial Property [Member] | Gainsville | GA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 750      
Initial Costs to Company, Buildings and Improvements 5,373      
Gross Amount at Which Carried at Close of Period, Land 750      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 5,373      
Total 6,123      
Accumulated Depreciation $ 18      
Date of Construction 1998      
Date Acquired 2019      
Industrial Property [Member] | Gainsville | GA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Industrial Property [Member] | Gainsville | GA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Houston | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 598      
Initial Costs to Company, Buildings and Improvements 3,388      
Gross Amount at Which Carried at Close of Period, Land 598      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,388      
Total 3,986      
Accumulated Depreciation $ 1,053      
Date of Construction 1980      
Date Acquired 2008      
Healthcare Properties | Houston | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Houston | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Knoxville | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 744      
Initial Costs to Company, Buildings and Improvements 2,246      
Gross Amount at Which Carried at Close of Period, Land 744      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,246      
Total 2,990      
Accumulated Depreciation $ 652      
Date of Construction 1975      
Date Acquired 2011      
Healthcare Properties | Knoxville | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Knoxville | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Elk Grove Village | IL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 252      
Initial Costs to Company, Buildings and Improvements 2,933      
Gross Amount at Which Carried at Close of Period, Land 252      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,933      
Total 3,185      
Accumulated Depreciation $ 395      
Date of Construction 1985      
Date Acquired 2015      
Healthcare Properties | Elk Grove Village | IL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Elk Grove Village | IL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Indianapolis | INDIANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,086      
Initial Costs to Company, Buildings and Improvements 18,551      
Costs Capitalized Subsequent to Acquisition, Improvements 962      
Gross Amount at Which Carried at Close of Period, Land 1,086      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 19,513      
Total 20,599      
Accumulated Depreciation $ 1,230      
Date of Construction 1995      
Date Acquired 2017      
Healthcare Properties | Indianapolis | INDIANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Indianapolis | INDIANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Rockford | IL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 216      
Initial Costs to Company, Buildings and Improvements 1,225      
Gross Amount at Which Carried at Close of Period, Land 216      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,225      
Total 1,441      
Accumulated Depreciation $ 413      
Date of Construction 1993      
Date Acquired 2008      
Healthcare Properties | Rockford | IL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Rockford | IL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Machesney Park | IL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 218      
Initial Costs to Company, Buildings and Improvements 1,237      
Gross Amount at Which Carried at Close of Period, Land 218      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,237      
Total 1,455      
Accumulated Depreciation $ 443      
Date of Construction 1996      
Date Acquired 2008      
Healthcare Properties | Machesney Park | IL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Machesney Park | IL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Loves Park | IL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Encumbrance $ 544      
Initial Costs to Company, Land 190      
Initial Costs to Company, Buildings and Improvements 890      
Gross Amount at Which Carried at Close of Period, Land 190      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 890      
Total 1,080      
Accumulated Depreciation $ 305      
Date of Construction 1982      
Date Acquired 2010      
Healthcare Properties | Loves Park | IL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Loves Park | IL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Memphis | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 530      
Initial Costs to Company, Buildings and Improvements 2,722      
Gross Amount at Which Carried at Close of Period, Land 530      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,722      
Total 3,252      
Accumulated Depreciation $ 889      
Date of Construction 1993      
Date Acquired 2009      
Healthcare Properties | Memphis | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Memphis | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Pooler | GA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 272      
Initial Costs to Company, Buildings and Improvements 1,089      
Gross Amount at Which Carried at Close of Period, Land 272      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,089      
Total 1,361      
Accumulated Depreciation $ 339      
Date of Construction 1990      
Date Acquired 2009      
Healthcare Properties | Pooler | GA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Pooler | GA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Houston | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 2,022      
Initial Costs to Company, Buildings and Improvements 6,065      
Gross Amount at Which Carried at Close of Period, Land 2,022      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 6,065      
Total 8,087      
Accumulated Depreciation $ 1,742      
Date of Construction 2002      
Date Acquired 2010      
Healthcare Properties | Houston | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Houston | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Greece | NEW YORK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,391      
Initial Costs to Company, Buildings and Improvements 30,442      
Costs Capitalized Subsequent to Acquisition, Improvements 3,272      
Gross Amount at Which Carried at Close of Period, Land 1,391      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 33,714      
Total 35,105      
Accumulated Depreciation $ 8,354      
Date of Construction 2011      
Date Acquired 2010      
Healthcare Properties | Greece | NEW YORK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Greece | NEW YORK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Tampa | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 580      
Initial Costs to Company, Buildings and Improvements 3,304      
Gross Amount at Which Carried at Close of Period, Land 580      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,304      
Total 3,884      
Accumulated Depreciation $ 863      
Date of Construction 2002      
Date Acquired 2011      
Healthcare Properties | Tampa | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Tampa | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Tampa | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 790      
Initial Costs to Company, Buildings and Improvements 4,021      
Gross Amount at Which Carried at Close of Period, Land 790      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,021      
Total 4,811      
Accumulated Depreciation $ 1,018      
Date of Construction 1985      
Date Acquired 2011      
Healthcare Properties | Tampa | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Tampa | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Wesley Chapel | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 340      
Initial Costs to Company, Buildings and Improvements 2,862      
Gross Amount at Which Carried at Close of Period, Land 340      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,862      
Total 3,202      
Accumulated Depreciation $ 733      
Date of Construction 2008      
Date Acquired 2011      
Healthcare Properties | Wesley Chapel | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Wesley Chapel | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Brandon | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 292      
Initial Costs to Company, Buildings and Improvements 1,961      
Gross Amount at Which Carried at Close of Period, Land 292      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,961      
Total 2,253      
Accumulated Depreciation $ 496      
Date of Construction 1998      
Date Acquired 2011      
Healthcare Properties | Brandon | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Brandon | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Ada | OK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 293      
Initial Costs to Company, Buildings and Improvements 1,172      
Gross Amount at Which Carried at Close of Period, Land 293      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,172      
Total 1,465      
Accumulated Depreciation $ 299      
Date of Construction 2011      
Date Acquired 2011      
Healthcare Properties | Ada | OK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Ada | OK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Sapulpa | OK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 510      
Initial Costs to Company, Buildings and Improvements 1,271      
Gross Amount at Which Carried at Close of Period, Land 510      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,271      
Total 1,781      
Accumulated Depreciation $ 282      
Date of Construction 2011      
Date Acquired 2012      
Healthcare Properties | Sapulpa | OK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Sapulpa | OK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | McAlester | OK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 413      
Initial Costs to Company, Buildings and Improvements 1,669      
Gross Amount at Which Carried at Close of Period, Land 413      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,669      
Total 2,082      
Accumulated Depreciation $ 350      
Date of Construction 2012      
Date Acquired 2012      
Healthcare Properties | McAlester | OK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | McAlester | OK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Weatherford | OK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 357      
Initial Costs to Company, Buildings and Improvements 1,419      
Gross Amount at Which Carried at Close of Period, Land 357      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,419      
Total 1,776      
Accumulated Depreciation $ 310      
Date of Construction 2012      
Date Acquired 2012      
Healthcare Properties | Weatherford | OK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Weatherford | OK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Melbourne | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 3,320      
Initial Costs to Company, Buildings and Improvements 13,281      
Gross Amount at Which Carried at Close of Period, Land 3,320      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 13,281      
Total 16,601      
Accumulated Depreciation $ 2,896      
Date of Construction 1993      
Date Acquired 2012      
Healthcare Properties | Melbourne | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Melbourne | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Melbourne | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 809      
Initial Costs to Company, Buildings and Improvements 3,235      
Gross Amount at Which Carried at Close of Period, Land 809      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,235      
Total 4,044      
Accumulated Depreciation $ 788      
Date of Construction 1998      
Date Acquired 2012      
Healthcare Properties | Melbourne | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Melbourne | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Sarasota | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,253      
Initial Costs to Company, Buildings and Improvements 4,758      
Gross Amount at Which Carried at Close of Period, Land 1,253      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,758      
Total 6,011      
Accumulated Depreciation $ 963      
Date of Construction 2002      
Date Acquired 2013      
Healthcare Properties | Sarasota | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Sarasota | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Sarasota | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 752      
Initial Costs to Company, Buildings and Improvements 3,969      
Costs Capitalized Subsequent to Acquisition, Improvements 335      
Gross Amount at Which Carried at Close of Period, Land 752      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,304      
Total 5,056      
Accumulated Depreciation $ 802      
Date of Construction 2002      
Date Acquired 2013      
Healthcare Properties | Sarasota | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Sarasota | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Englewood | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 207      
Initial Costs to Company, Buildings and Improvements 679      
Gross Amount at Which Carried at Close of Period, Land 207      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 679      
Total 886      
Accumulated Depreciation $ 136      
Date of Construction 1985      
Date Acquired 2013      
Healthcare Properties | Englewood | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Englewood | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Brookfield | WI        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 338      
Initial Costs to Company, Buildings and Improvements 4,603      
Gross Amount at Which Carried at Close of Period, Land 338      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,603      
Total 4,941      
Accumulated Depreciation $ 904      
Date of Construction 2005      
Date Acquired 2013      
Healthcare Properties | Brookfield | WI | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Brookfield | WI | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Waukesha | WI        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 302      
Initial Costs to Company, Buildings and Improvements 11,218      
Gross Amount at Which Carried at Close of Period, Land 302      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 11,218      
Total 11,520      
Accumulated Depreciation $ 2,031      
Date of Construction 2005      
Date Acquired 2013      
Healthcare Properties | Waukesha | WI | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Waukesha | WI | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Plainfield | IL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 128      
Initial Costs to Company, Buildings and Improvements 7,843      
Costs Capitalized Subsequent to Acquisition, Land 702      
Costs Capitalized Subsequent to Acquisition, Improvements 1,489      
Gross Amount at Which Carried at Close of Period, Land 830      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 9,332      
Total 10,162      
Accumulated Depreciation $ 1,548      
Date of Construction 2012      
Date Acquired 2013      
Healthcare Properties | Plainfield | IL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Plainfield | IL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Greenfield | WI        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 212      
Initial Costs to Company, Buildings and Improvements 7,163      
Gross Amount at Which Carried at Close of Period, Land 212      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 7,163      
Total 7,375      
Accumulated Depreciation $ 1,292      
Date of Construction 2011      
Date Acquired 2013      
Healthcare Properties | Greenfield | WI | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Greenfield | WI | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Brookfield | WI        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 331      
Initial Costs to Company, Buildings and Improvements 7,542      
Gross Amount at Which Carried at Close of Period, Land 331      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 7,542      
Total 7,873      
Accumulated Depreciation $ 1,406      
Date of Construction 2008      
Date Acquired 2013      
Healthcare Properties | Brookfield | WI | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Brookfield | WI | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Goodyear | AZ        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 558      
Initial Costs to Company, Buildings and Improvements 3,529      
Gross Amount at Which Carried at Close of Period, Land 558      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,529      
Total 4,087      
Accumulated Depreciation $ 639      
Date of Construction 2013      
Date Acquired 2013      
Healthcare Properties | Goodyear | AZ | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Goodyear | AZ | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Richmond | VA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 348      
Initial Costs to Company, Buildings and Improvements 2,986      
Gross Amount at Which Carried at Close of Period, Land 348      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,986      
Total 3,334      
Accumulated Depreciation $ 502      
Date of Construction 2011      
Date Acquired 2013      
Healthcare Properties | Richmond | VA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Richmond | VA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Montgomery | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 94      
Initial Costs to Company, Buildings and Improvements 1,303      
Gross Amount at Which Carried at Close of Period, Land 94      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,303      
Total 1,397      
Accumulated Depreciation $ 255      
Date of Construction 2013      
Date Acquired 2013      
Healthcare Properties | Montgomery | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Montgomery | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Kingwood | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 253      
Initial Costs to Company, Buildings and Improvements 5,236      
Gross Amount at Which Carried at Close of Period, Land 253      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 5,236      
Total 5,489      
Accumulated Depreciation $ 775      
Date of Construction 2009      
Date Acquired 2014      
Healthcare Properties | Kingwood | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Kingwood | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Lubbock | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,616      
Initial Costs to Company, Buildings and Improvements 6,195      
Costs Capitalized Subsequent to Acquisition, Improvements 135      
Gross Amount at Which Carried at Close of Period, Land 1,616      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 6,330      
Total 7,946      
Accumulated Depreciation $ 934      
Date of Construction 2001      
Date Acquired 2014      
Healthcare Properties | Lubbock | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Lubbock | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Russellville | AR        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,232      
Initial Costs to Company, Buildings and Improvements 4,752      
Gross Amount at Which Carried at Close of Period, Land 1,232      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,752      
Total 5,984      
Accumulated Depreciation $ 811      
Date of Construction 2010      
Date Acquired 2014      
Healthcare Properties | Russellville | AR | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Russellville | AR | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Little Rock | AR        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,866      
Initial Costs to Company, Buildings and Improvements 5,294      
Gross Amount at Which Carried at Close of Period, Land 1,866      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 5,294      
Total 7,160      
Accumulated Depreciation $ 928      
Date of Construction 2012      
Date Acquired 2014      
Healthcare Properties | Little Rock | AR | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Little Rock | AR | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Conway | AR        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,522      
Initial Costs to Company, Buildings and Improvements 3,579      
Costs Capitalized Subsequent to Acquisition, Improvements 5,624      
Gross Amount at Which Carried at Close of Period, Land 1,522      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 9,203      
Total 10,725      
Accumulated Depreciation $ 1,075      
Date of Construction 2007      
Date Acquired 2014      
Healthcare Properties | Conway | AR | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Conway | AR | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Hudsonville | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 199      
Initial Costs to Company, Buildings and Improvements 3,631      
Gross Amount at Which Carried at Close of Period, Land 199      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,631      
Total 3,830      
Accumulated Depreciation $ 485      
Date of Construction 2007      
Date Acquired 2015      
Healthcare Properties | Hudsonville | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Hudsonville | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Franklin | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 766      
Initial Costs to Company, Buildings and Improvements 3,728      
Gross Amount at Which Carried at Close of Period, Land 766      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,728      
Total 4,494      
Accumulated Depreciation $ 567      
Date of Construction 2005      
Date Acquired 2015      
Healthcare Properties | Franklin | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Franklin | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Virginia Beach | VA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 827      
Initial Costs to Company, Buildings and Improvements 3,310      
Gross Amount at Which Carried at Close of Period, Land 827      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,310      
Total 4,137      
Accumulated Depreciation $ 361      
Date of Construction 2008      
Date Acquired 2016      
Healthcare Properties | Virginia Beach | VA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Virginia Beach | VA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Tampa | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 42      
Initial Costs to Company, Buildings and Improvements 6,945      
Gross Amount at Which Carried at Close of Period, Land 42      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 6,945      
Total 6,987      
Accumulated Depreciation $ 557      
Date of Construction 1999      
Date Acquired 2016      
Healthcare Properties | Tampa | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Tampa | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Tampa | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 8      
Initial Costs to Company, Buildings and Improvements 732      
Gross Amount at Which Carried at Close of Period, Land 8      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 732      
Total 740      
Accumulated Depreciation $ 59      
Date of Construction 1999      
Date Acquired 2016      
Healthcare Properties | Tampa | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Tampa | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Tampa | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 33      
Initial Costs to Company, Buildings and Improvements 2,094      
Gross Amount at Which Carried at Close of Period, Land 33      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,094      
Total 2,127      
Accumulated Depreciation $ 168      
Date of Construction 2013      
Date Acquired 2016      
Healthcare Properties | Tampa | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Tampa | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Houston | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 405      
Initial Costs to Company, Buildings and Improvements 2,586      
Gross Amount at Which Carried at Close of Period, Land 405      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,586      
Total 2,991      
Accumulated Depreciation $ 222      
Date of Construction 2002      
Date Acquired 2016      
Healthcare Properties | Houston | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Houston | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Mt. Dora | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,338      
Initial Costs to Company, Buildings and Improvements 4,788      
Gross Amount at Which Carried at Close of Period, Land 1,338      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,788      
Total 6,126      
Accumulated Depreciation $ 615      
Date of Construction 1988      
Date Acquired 2015      
Healthcare Properties | Mt. Dora | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Mt. Dora | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Mt. Dora | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 477      
Initial Costs to Company, Buildings and Improvements 691      
Gross Amount at Which Carried at Close of Period, Land 477      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 691      
Total 1,168      
Accumulated Depreciation $ 117      
Date of Construction 1987      
Date Acquired 2015      
Healthcare Properties | Mt. Dora | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Mt. Dora | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Summerfield | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 295      
Initial Costs to Company, Buildings and Improvements 2,146      
Gross Amount at Which Carried at Close of Period, Land 295      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,146      
Total 2,441      
Accumulated Depreciation $ 276      
Date of Construction 2000      
Date Acquired 2015      
Healthcare Properties | Summerfield | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Summerfield | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Summerfield | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 362      
Initial Costs to Company, Buildings and Improvements 2,632      
Gross Amount at Which Carried at Close of Period, Land 362      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,632      
Total 2,994      
Accumulated Depreciation $ 339      
Date of Construction 2008      
Date Acquired 2015      
Healthcare Properties | Summerfield | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Summerfield | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Leesburg | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 402      
Initial Costs to Company, Buildings and Improvements 1,869      
Gross Amount at Which Carried at Close of Period, Land 402      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,869      
Total 2,271      
Accumulated Depreciation $ 256      
Date of Construction 1994      
Date Acquired 2015      
Healthcare Properties | Leesburg | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Leesburg | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Tempe | AZ        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,181      
Initial Costs to Company, Buildings and Improvements 14,580      
Gross Amount at Which Carried at Close of Period, Land 1,181      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 14,580      
Total 15,761      
Accumulated Depreciation $ 1,950      
Date of Construction 2006      
Date Acquired 2015      
Healthcare Properties | Tempe | AZ | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Tempe | AZ | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Lincoln | NE        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,300      
Initial Costs to Company, Buildings and Improvements 13,163      
Gross Amount at Which Carried at Close of Period, Land 1,300      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 13,163      
Total 14,463      
Accumulated Depreciation $ 1,682      
Date of Construction 1973      
Date Acquired 2015      
Healthcare Properties | Lincoln | NE | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Lincoln | NE | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | North Little Rock | AR        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 532      
Initial Costs to Company, Buildings and Improvements 51,843      
Gross Amount at Which Carried at Close of Period, Land 532      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 51,843      
Total 52,375      
Accumulated Depreciation $ 5,797      
Date of Construction 2005      
Date Acquired 2015      
Healthcare Properties | North Little Rock | AR | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | North Little Rock | AR | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Worthington | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 264      
Initial Costs to Company, Buildings and Improvements 12,053      
Gross Amount at Which Carried at Close of Period, Land 264      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 12,053      
Total 12,317      
Accumulated Depreciation $ 1,212      
Date of Construction 1979      
Date Acquired 2016      
Healthcare Properties | Worthington | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Worthington | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Carmel | INDIANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 243      
Initial Costs to Company, Buildings and Improvements 3,519      
Gross Amount at Which Carried at Close of Period, Land 243      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,519      
Total 3,762      
Accumulated Depreciation $ 474      
Date of Construction 2006      
Date Acquired 2016      
Healthcare Properties | Carmel | INDIANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Carmel | INDIANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Copley | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 104      
Initial Costs to Company, Buildings and Improvements 6,359      
Gross Amount at Which Carried at Close of Period, Land 104      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 6,359      
Total 6,463      
Accumulated Depreciation $ 423      
Date of Construction 1996      
Date Acquired 2017      
Healthcare Properties | Copley | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Copley | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Cleveland | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 323      
Initial Costs to Company, Buildings and Improvements 2,744      
Gross Amount at Which Carried at Close of Period, Land 323      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,744      
Total 3,067      
Accumulated Depreciation $ 201      
Date of Construction 2007      
Date Acquired 2017      
Healthcare Properties | Cleveland | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Cleveland | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Girard | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 75      
Initial Costs to Company, Buildings and Improvements 1,107      
Gross Amount at Which Carried at Close of Period, Land 75      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,107      
Total 1,182      
Accumulated Depreciation $ 96      
Date of Construction 2003      
Date Acquired 2017      
Healthcare Properties | Girard | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Girard | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Moraine (Dayton) | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 336      
Initial Costs to Company, Buildings and Improvements 3,654      
Costs Capitalized Subsequent to Acquisition, Improvements 2      
Gross Amount at Which Carried at Close of Period, Land 336      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,656      
Total 3,992      
Accumulated Depreciation $ 241      
Date of Construction 2017      
Date Acquired 2017      
Healthcare Properties | Moraine (Dayton) | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Moraine (Dayton) | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Commerce Township | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 412      
Initial Costs to Company, Buildings and Improvements 1,935      
Costs Capitalized Subsequent to Acquisition, Improvements 2      
Gross Amount at Which Carried at Close of Period, Land 412      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,937      
Total 2,349      
Accumulated Depreciation $ 142      
Date of Construction 2007      
Date Acquired 2017      
Healthcare Properties | Commerce Township | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Commerce Township | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Modesto | CA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 689      
Initial Costs to Company, Buildings and Improvements 19,200      
Gross Amount at Which Carried at Close of Period, Land 689      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 19,200      
Total 19,889      
Accumulated Depreciation $ 1,742      
Date of Construction 1984      
Date Acquired 2016      
Healthcare Properties | Modesto | CA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Modesto | CA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Modesto | CA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 300      
Initial Costs to Company, Buildings and Improvements 4,273      
Gross Amount at Which Carried at Close of Period, Land 300      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,273      
Total 4,573      
Accumulated Depreciation $ 405      
Date of Construction 1984      
Date Acquired 2016      
Healthcare Properties | Modesto | CA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Modesto | CA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Clinton Township | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 396      
Initial Costs to Company, Buildings and Improvements 6,694      
Costs Capitalized Subsequent to Acquisition, Improvements 35      
Gross Amount at Which Carried at Close of Period, Land 396      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 6,729      
Total 7,125      
Accumulated Depreciation $ 530      
Date of Construction 2016      
Date Acquired 2017      
Healthcare Properties | Clinton Township | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Clinton Township | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Westland | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 394      
Initial Costs to Company, Buildings and Improvements 6,106      
Costs Capitalized Subsequent to Acquisition, Improvements 14      
Gross Amount at Which Carried at Close of Period, Land 394      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 6,120      
Total 6,514      
Accumulated Depreciation $ 462      
Date of Construction 1994      
Date Acquired 2017      
Healthcare Properties | Westland | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Westland | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Lenoir | NC        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 150      
Initial Costs to Company, Buildings and Improvements 3,622      
Gross Amount at Which Carried at Close of Period, Land 150      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,622      
Total 3,772      
Accumulated Depreciation $ 269      
Date of Construction 2010      
Date Acquired 2017      
Healthcare Properties | Lenoir | NC | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Lenoir | NC | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Morganton | NC        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 164      
Initial Costs to Company, Buildings and Improvements 3,010      
Gross Amount at Which Carried at Close of Period, Land 164      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,010      
Total 3,174      
Accumulated Depreciation $ 227      
Date of Construction 2000      
Date Acquired 2017      
Healthcare Properties | Morganton | NC | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Morganton | NC | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Rutherford College | NC        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 130      
Initial Costs to Company, Buildings and Improvements 2,692      
Gross Amount at Which Carried at Close of Period, Land 130      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,692      
Total 2,822      
Accumulated Depreciation $ 203      
Date of Construction 2007      
Date Acquired 2017      
Healthcare Properties | Rutherford College | NC | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Rutherford College | NC | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Hickory | NC        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 473      
Initial Costs to Company, Buildings and Improvements 4,991      
Gross Amount at Which Carried at Close of Period, Land 473      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,991      
Total 5,464      
Accumulated Depreciation $ 394      
Date of Construction 2000      
Date Acquired 2017      
Healthcare Properties | Hickory | NC | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Hickory | NC | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Newton | NC        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 195      
Initial Costs to Company, Buildings and Improvements 1,085      
Gross Amount at Which Carried at Close of Period, Land 195      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,085      
Total 1,280      
Accumulated Depreciation $ 90      
Date of Construction 1994      
Date Acquired 2017      
Healthcare Properties | Newton | NC | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Newton | NC | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Newton | NC        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 101      
Initial Costs to Company, Buildings and Improvements 458      
Gross Amount at Which Carried at Close of Period, Land 101      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 458      
Total 559      
Accumulated Depreciation $ 36      
Date of Construction 1998      
Date Acquired 2017      
Healthcare Properties | Newton | NC | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Newton | NC | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Wilson | NC        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 547      
Initial Costs to Company, Buildings and Improvements 6,214      
Costs Capitalized Subsequent to Acquisition, Improvements 51      
Gross Amount at Which Carried at Close of Period, Land 547      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 6,265      
Total 6,812      
Accumulated Depreciation $ 475      
Date of Construction 1993      
Date Acquired 2017      
Healthcare Properties | Wilson | NC | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Wilson | NC | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Overland Park | KS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 456      
Initial Costs to Company, Buildings and Improvements 3,789      
Gross Amount at Which Carried at Close of Period, Land 456      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,789      
Total 4,245      
Accumulated Depreciation $ 253      
Date of Construction 2006      
Date Acquired 2017      
Healthcare Properties | Overland Park | KS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Overland Park | KS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Overland Park | KS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 205      
Initial Costs to Company, Buildings and Improvements 8,045      
Gross Amount at Which Carried at Close of Period, Land 205      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 8,045      
Total 8,250      
Accumulated Depreciation $ 496      
Date of Construction 2016      
Date Acquired 2017      
Healthcare Properties | Overland Park | KS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Overland Park | KS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Overland Park | KS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 571      
Initial Costs to Company, Buildings and Improvements 3,715      
Gross Amount at Which Carried at Close of Period, Land 571      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,715      
Total 4,286      
Accumulated Depreciation $ 299      
Date of Construction 1965      
Date Acquired 2017      
Healthcare Properties | Overland Park | KS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Overland Park | KS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Crestview Hills | KY        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Encumbrance $ 4,913      
Initial Costs to Company, Land 192      
Initial Costs to Company, Buildings and Improvements 8,342      
Gross Amount at Which Carried at Close of Period, Land 192      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 8,342      
Total 8,534      
Accumulated Depreciation $ 503      
Date of Construction 2005      
Date Acquired 2017      
Healthcare Properties | Crestview Hills | KY | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Crestview Hills | KY | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Mesa | AZ        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 785      
Initial Costs to Company, Buildings and Improvements 5,034      
Gross Amount at Which Carried at Close of Period, Land 785      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 5,034      
Total 5,819      
Accumulated Depreciation $ 306      
Date of Construction 1998      
Date Acquired 2017      
Healthcare Properties | Mesa | AZ | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Mesa | AZ | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Albuquerque | NM        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 987      
Initial Costs to Company, Buildings and Improvements 11,357      
Costs Capitalized Subsequent to Acquisition, Improvements 3      
Gross Amount at Which Carried at Close of Period, Land 987      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 11,360      
Total 12,347      
Accumulated Depreciation $ 653      
Date of Construction 1996      
Date Acquired 2017      
Healthcare Properties | Albuquerque | NM | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Albuquerque | NM | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Pittsburg | KS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 103      
Initial Costs to Company, Buildings and Improvements 2,264      
Gross Amount at Which Carried at Close of Period, Land 103      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,264      
Total 2,367      
Accumulated Depreciation $ 133      
Date of Construction 2016      
Date Acquired 2017      
Healthcare Properties | Pittsburg | KS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Pittsburg | KS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Prairieville | LOUISIANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 369      
Initial Costs to Company, Buildings and Improvements 3,275      
Gross Amount at Which Carried at Close of Period, Land 369      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,275      
Total 3,644      
Accumulated Depreciation $ 194      
Date of Construction 2016      
Date Acquired 2017      
Healthcare Properties | Prairieville | LOUISIANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Prairieville | LOUISIANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Charlotte | NC        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 825      
Initial Costs to Company, Buildings and Improvements 4,969      
Costs Capitalized Subsequent to Acquisition, Improvements 14      
Gross Amount at Which Carried at Close of Period, Land 825      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,983      
Total 5,808      
Accumulated Depreciation $ 285      
Date of Construction 1989      
Date Acquired 2017      
Healthcare Properties | Charlotte | NC | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Charlotte | NC | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Tulsa | OK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 734      
Initial Costs to Company, Buildings and Improvements 3,143      
Gross Amount at Which Carried at Close of Period, Land 734      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,143      
Total 3,877      
Accumulated Depreciation $ 184      
Date of Construction 2016      
Date Acquired 2017      
Healthcare Properties | Tulsa | OK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Tulsa | OK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Rhinelander | WI        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 55      
Initial Costs to Company, Buildings and Improvements 1,689      
Gross Amount at Which Carried at Close of Period, Land 55      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,689      
Total 1,744      
Accumulated Depreciation $ 105      
Date of Construction 2013      
Date Acquired 2017      
Healthcare Properties | Rhinelander | WI | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Rhinelander | WI | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Charlotte | NC        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 534      
Initial Costs to Company, Buildings and Improvements 1,101      
Gross Amount at Which Carried at Close of Period, Land 534      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,101      
Total 1,635      
Accumulated Depreciation $ 92      
Date of Construction 1999      
Date Acquired 2017      
Healthcare Properties | Charlotte | NC | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Charlotte | NC | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Tampa | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 3,954      
Initial Costs to Company, Buildings and Improvements 10,732      
Gross Amount at Which Carried at Close of Period, Land 3,954      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 10,732      
Total 14,686      
Accumulated Depreciation $ 520      
Date of Construction 1984      
Date Acquired 2018      
Healthcare Properties | Tampa | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Tampa | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Zionsville | INDIANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 591      
Initial Costs to Company, Buildings and Improvements 4,243      
Gross Amount at Which Carried at Close of Period, Land 591      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,243      
Total 4,834      
Accumulated Depreciation $ 147      
Date of Construction 2016      
Date Acquired 2018      
Healthcare Properties | Zionsville | INDIANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Zionsville | INDIANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Noblesville | INDIANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Buildings and Improvements $ 6,216      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 6,216      
Total 6,216      
Accumulated Depreciation $ 193      
Date of Construction 2017      
Date Acquired 2018      
Healthcare Properties | Noblesville | INDIANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Noblesville | INDIANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Spencer | INDIANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 268      
Initial Costs to Company, Buildings and Improvements 4,048      
Gross Amount at Which Carried at Close of Period, Land 268      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,048      
Total 4,316      
Accumulated Depreciation $ 119      
Date of Construction 2018      
Date Acquired 2019      
Healthcare Properties | Spencer | INDIANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Spencer | INDIANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Warren | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 110      
Initial Costs to Company, Buildings and Improvements 1,604      
Costs Capitalized Subsequent to Acquisition, Improvements 1      
Gross Amount at Which Carried at Close of Period, Land 110      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,605      
Total 1,715      
Accumulated Depreciation $ 54      
Date of Construction 1998      
Date Acquired 2018      
Healthcare Properties | Warren | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Warren | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Tullahoma | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 114      
Initial Costs to Company, Buildings and Improvements 3,674      
Gross Amount at Which Carried at Close of Period, Land 114      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,674      
Total 3,788      
Accumulated Depreciation $ 127      
Date of Construction 2003      
Date Acquired 2018      
Healthcare Properties | Tullahoma | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Tullahoma | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Brandon | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 475      
Initial Costs to Company, Buildings and Improvements 2,438      
Costs Capitalized Subsequent to Acquisition, Improvements (1)      
Gross Amount at Which Carried at Close of Period, Land 475      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,437      
Total 2,912      
Accumulated Depreciation $ 73      
Date of Construction 2008      
Date Acquired 2018      
Healthcare Properties | Brandon | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Brandon | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Atlanta | GA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 2,397      
Initial Costs to Company, Buildings and Improvements 12,271      
Gross Amount at Which Carried at Close of Period, Land 2,397      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 12,271      
Total 14,668      
Accumulated Depreciation $ 350      
Date of Construction 1999      
Date Acquired 2018      
Healthcare Properties | Atlanta | GA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Atlanta | GA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Northfield | IL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 548      
Initial Costs to Company, Buildings and Improvements 4,184      
Costs Capitalized Subsequent to Acquisition, Improvements (1)      
Gross Amount at Which Carried at Close of Period, Land 548      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,183      
Total 4,731      
Accumulated Depreciation $ 113      
Date of Construction 1964      
Date Acquired 2018      
Healthcare Properties | Northfield | IL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Northfield | IL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Ann Arbor | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 209      
Initial Costs to Company, Buildings and Improvements 562      
Costs Capitalized Subsequent to Acquisition, Improvements (1)      
Gross Amount at Which Carried at Close of Period, Land 209      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 561      
Total 770      
Accumulated Depreciation $ 19      
Date of Construction 1954      
Date Acquired 2018      
Healthcare Properties | Ann Arbor | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Ann Arbor | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Southfield | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,013      
Initial Costs to Company, Buildings and Improvements 14,967      
Gross Amount at Which Carried at Close of Period, Land 1,013      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 14,967      
Total 15,980      
Accumulated Depreciation $ 413      
Date of Construction 2004      
Date Acquired 2018      
Healthcare Properties | Southfield | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Southfield | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Clearwater | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 819      
Initial Costs to Company, Buildings and Improvements 961      
Costs Capitalized Subsequent to Acquisition, Improvements (1)      
Gross Amount at Which Carried at Close of Period, Land 819      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 960      
Total 1,779      
Accumulated Depreciation $ 29      
Date of Construction 1977      
Date Acquired 2018      
Healthcare Properties | Clearwater | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Clearwater | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Arlington | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,931      
Initial Costs to Company, Buildings and Improvements 15,873      
Costs Capitalized Subsequent to Acquisition, Improvements 3      
Gross Amount at Which Carried at Close of Period, Land 1,931      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 15,876      
Total 17,807      
Accumulated Depreciation $ 454      
Date of Construction 2015      
Date Acquired 2018      
Healthcare Properties | Arlington | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Arlington | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Naperville | IL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 711      
Initial Costs to Company, Buildings and Improvements 5,349      
Gross Amount at Which Carried at Close of Period, Land 711      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 5,349      
Total 6,060      
Accumulated Depreciation $ 157      
Date of Construction 2005      
Date Acquired 2018      
Healthcare Properties | Naperville | IL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Naperville | IL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Yorkville | IL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 234      
Initial Costs to Company, Buildings and Improvements 4,003      
Costs Capitalized Subsequent to Acquisition, Improvements 1      
Gross Amount at Which Carried at Close of Period, Land 234      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,004      
Total 4,238      
Accumulated Depreciation $ 113      
Date of Construction 2000      
Date Acquired 2018      
Healthcare Properties | Yorkville | IL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Yorkville | IL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Yorkville | IL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 260      
Initial Costs to Company, Buildings and Improvements 1,944      
Gross Amount at Which Carried at Close of Period, Land 260      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,944      
Total 2,204      
Accumulated Depreciation $ 59      
Date of Construction 2006      
Date Acquired 2018      
Healthcare Properties | Yorkville | IL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Yorkville | IL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Sycamore | IL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 152      
Initial Costs to Company, Buildings and Improvements 3,621      
Gross Amount at Which Carried at Close of Period, Land 152      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,621      
Total 3,773      
Accumulated Depreciation $ 110      
Date of Construction 1999      
Date Acquired 2018      
Healthcare Properties | Sycamore | IL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Sycamore | IL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Sycamore | IL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 13      
Initial Costs to Company, Buildings and Improvements 282      
Gross Amount at Which Carried at Close of Period, Land 13      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 282      
Total 295      
Accumulated Depreciation $ 8      
Date of Construction 1999      
Date Acquired 2018      
Healthcare Properties | Sycamore | IL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Sycamore | IL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Sandwich | IL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 315      
Initial Costs to Company, Buildings and Improvements 4,876      
Gross Amount at Which Carried at Close of Period, Land 315      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,876      
Total 5,191      
Accumulated Depreciation $ 152      
Date of Construction 1995      
Date Acquired 2018      
Healthcare Properties | Sandwich | IL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Sandwich | IL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Olympia Fields | IL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 565      
Initial Costs to Company, Buildings and Improvements 5,698      
Costs Capitalized Subsequent to Acquisition, Improvements 1      
Gross Amount at Which Carried at Close of Period, Land 565      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 5,699      
Total 6,264      
Accumulated Depreciation $ 171      
Date of Construction 2007      
Date Acquired 2018      
Healthcare Properties | Olympia Fields | IL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Olympia Fields | IL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Shelby | NC        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 124      
Initial Costs to Company, Buildings and Improvements 2,217      
Costs Capitalized Subsequent to Acquisition, Improvements 1      
Gross Amount at Which Carried at Close of Period, Land 124      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,218      
Total 2,342      
Accumulated Depreciation $ 62      
Date of Construction 2006      
Date Acquired 2018      
Healthcare Properties | Shelby | NC | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Shelby | NC | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Lacey | WA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 2,441      
Initial Costs to Company, Buildings and Improvements 15,769      
Costs Capitalized Subsequent to Acquisition, Improvements (25)      
Gross Amount at Which Carried at Close of Period, Land 2,441      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 15,744      
Total 18,185      
Accumulated Depreciation $ 447      
Date of Construction 2004      
Date Acquired 2018      
Healthcare Properties | Lacey | WA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Lacey | WA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Aberdeen | WA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 899      
Initial Costs to Company, Buildings and Improvements 4,482      
Gross Amount at Which Carried at Close of Period, Land 899      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,482      
Total 5,381      
Accumulated Depreciation $ 130      
Date of Construction 2007      
Date Acquired 2018      
Healthcare Properties | Aberdeen | WA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Aberdeen | WA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Bremerton | WA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 140      
Initial Costs to Company, Buildings and Improvements 3,154      
Costs Capitalized Subsequent to Acquisition, Improvements 1      
Gross Amount at Which Carried at Close of Period, Land 140      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,155      
Total 3,295      
Accumulated Depreciation $ 89      
Date of Construction 1999      
Date Acquired 2018      
Healthcare Properties | Bremerton | WA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Bremerton | WA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Spartanburg | SOUTH CAROLINA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 251      
Initial Costs to Company, Buildings and Improvements 3,821      
Costs Capitalized Subsequent to Acquisition, Improvements 1      
Gross Amount at Which Carried at Close of Period, Land 251      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,822      
Total 4,073      
Accumulated Depreciation $ 117      
Date of Construction 2006      
Date Acquired 2018      
Healthcare Properties | Spartanburg | SOUTH CAROLINA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Spartanburg | SOUTH CAROLINA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Newport News | VA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 831      
Initial Costs to Company, Buildings and Improvements 3,977      
Gross Amount at Which Carried at Close of Period, Land 831      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,977      
Total 4,808      
Accumulated Depreciation $ 120      
Date of Construction 2004      
Date Acquired 2018      
Healthcare Properties | Newport News | VA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Newport News | VA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Newport News One | VA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 587      
Initial Costs to Company, Buildings and Improvements 3,466      
Gross Amount at Which Carried at Close of Period, Land 587      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,466      
Total 4,053      
Accumulated Depreciation $ 102      
Date of Construction 2006      
Date Acquired 2018      
Healthcare Properties | Newport News One | VA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Newport News One | VA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Hanover | PA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 80      
Initial Costs to Company, Buildings and Improvements 3,752      
Gross Amount at Which Carried at Close of Period, Land 80      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,752      
Total 3,832      
Accumulated Depreciation $ 107      
Date of Construction 2003      
Date Acquired 2018      
Healthcare Properties | Hanover | PA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Hanover | PA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Roanoke | VA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 267      
Initial Costs to Company, Buildings and Improvements 3,027      
Costs Capitalized Subsequent to Acquisition, Improvements 1      
Gross Amount at Which Carried at Close of Period, Land 267      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,028      
Total 3,295      
Accumulated Depreciation $ 86      
Date of Construction 1990      
Date Acquired 2018      
Healthcare Properties | Roanoke | VA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Roanoke | VA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Wayland | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 373      
Initial Costs to Company, Buildings and Improvements 2,592      
Gross Amount at Which Carried at Close of Period, Land 373      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,592      
Total 2,965      
Accumulated Depreciation $ 78      
Date of Construction 1999      
Date Acquired 2018      
Healthcare Properties | Wayland | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Wayland | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Johnson City | NEW YORK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 357      
Initial Costs to Company, Buildings and Improvements 4,934      
Costs Capitalized Subsequent to Acquisition, Improvements 1      
Gross Amount at Which Carried at Close of Period, Land 357      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,935      
Total 5,292      
Accumulated Depreciation $ 137      
Date of Construction 1970      
Date Acquired 2018      
Healthcare Properties | Johnson City | NEW YORK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Johnson City | NEW YORK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Bradenton | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 547      
Initial Costs to Company, Buildings and Improvements 5,055      
Costs Capitalized Subsequent to Acquisition, Improvements 2      
Gross Amount at Which Carried at Close of Period, Land 547      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 5,057      
Total 5,604      
Accumulated Depreciation $ 149      
Date of Construction 1984      
Date Acquired 2018      
Healthcare Properties | Bradenton | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Bradenton | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Bradenton | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 292      
Initial Costs to Company, Buildings and Improvements 2,085      
Gross Amount at Which Carried at Close of Period, Land 292      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,085      
Total 2,377      
Accumulated Depreciation $ 62      
Date of Construction 1982      
Date Acquired 2018      
Healthcare Properties | Bradenton | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Bradenton | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Bradenton | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 112      
Initial Costs to Company, Buildings and Improvements 1,167      
Gross Amount at Which Carried at Close of Period, Land 112      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,167      
Total 1,279      
Accumulated Depreciation $ 34      
Date of Construction 1982      
Date Acquired 2018      
Healthcare Properties | Bradenton | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Bradenton | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Bradenton | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 274      
Initial Costs to Company, Buildings and Improvements 1,589      
Gross Amount at Which Carried at Close of Period, Land 274      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,589      
Total 1,863      
Accumulated Depreciation $ 48      
Date of Construction 1995      
Date Acquired 2018      
Healthcare Properties | Bradenton | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Bradenton | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Ruskin | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 203      
Initial Costs to Company, Buildings and Improvements 1,526      
Gross Amount at Which Carried at Close of Period, Land 203      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,526      
Total 1,729      
Accumulated Depreciation $ 43      
Date of Construction 2004      
Date Acquired 2018      
Healthcare Properties | Ruskin | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Ruskin | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Hibbing | MN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 799      
Initial Costs to Company, Buildings and Improvements 3,176      
Gross Amount at Which Carried at Close of Period, Land 799      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,176      
Total 3,975      
Accumulated Depreciation $ 43      
Date of Construction 1999      
Date Acquired 2019      
Healthcare Properties | Hibbing | MN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Hibbing | MN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Duluth | MN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 241      
Initial Costs to Company, Buildings and Improvements 2,195      
Gross Amount at Which Carried at Close of Period, Land 241      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,195      
Total 2,436      
Accumulated Depreciation $ 26      
Date of Construction 2003      
Date Acquired 2019      
Healthcare Properties | Duluth | MN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Duluth | MN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Minot | NORTH DAKOTA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,152      
Initial Costs to Company, Buildings and Improvements 8,796      
Gross Amount at Which Carried at Close of Period, Land 1,152      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 8,796      
Total 9,948      
Accumulated Depreciation $ 108      
Date of Construction 2011      
Date Acquired 2019      
Healthcare Properties | Minot | NORTH DAKOTA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Minot | NORTH DAKOTA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Billings | MONTANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 702      
Initial Costs to Company, Buildings and Improvements 4,368      
Gross Amount at Which Carried at Close of Period, Land 702      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,368      
Total 5,070      
Accumulated Depreciation $ 54      
Date of Construction 2001      
Date Acquired 2019      
Healthcare Properties | Billings | MONTANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Billings | MONTANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | Missoula | MONTANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,395      
Initial Costs to Company, Buildings and Improvements 3,870      
Gross Amount at Which Carried at Close of Period, Land 1,395      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,870      
Total 5,265      
Accumulated Depreciation $ 48      
Date of Construction 2001      
Date Acquired 2019      
Healthcare Properties | Missoula | MONTANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | Missoula | MONTANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Healthcare Properties | New Orleans | LOUISIANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,804      
Initial Costs to Company, Buildings and Improvements 3,461      
Gross Amount at Which Carried at Close of Period, Land 1,804      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,461      
Total 5,265      
Accumulated Depreciation $ 20      
Date of Construction 2013      
Date Acquired 2019      
Healthcare Properties | New Orleans | LOUISIANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Healthcare Properties | New Orleans | LOUISIANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Tacoma | WA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 807      
Initial Costs to Company, Buildings and Improvements 643      
Gross Amount at Which Carried at Close of Period, Land 807      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 643      
Total 1,450      
Accumulated Depreciation $ 116      
Date of Construction 1991      
Date Acquired 2015      
Restaurant Properties | Tacoma | WA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Tacoma | WA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Raleigh | NC        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 619      
Initial Costs to Company, Buildings and Improvements 3,327      
Gross Amount at Which Carried at Close of Period, Land 619      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,327      
Total 3,946      
Accumulated Depreciation $ 160      
Date of Construction 1971      
Date Acquired 2018      
Restaurant Properties | Raleigh | NC | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Raleigh | NC | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Oshkosh | WI        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 145      
Initial Costs to Company, Buildings and Improvements 1,795      
Gross Amount at Which Carried at Close of Period, Land 145      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,795      
Total 1,940      
Accumulated Depreciation $ 231      
Date of Construction 1996      
Date Acquired 2015      
Restaurant Properties | Oshkosh | WI | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Oshkosh | WI | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Columbus | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 587      
Initial Costs to Company, Buildings and Improvements 503      
Gross Amount at Which Carried at Close of Period, Land 587      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 503      
Total 1,090      
Accumulated Depreciation $ 31      
Date of Construction 1995      
Date Acquired 2018      
Restaurant Properties | Columbus | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Columbus | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Katy | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 500      
Initial Costs to Company, Buildings and Improvements 648      
Gross Amount at Which Carried at Close of Period, Land 500      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 648      
Total 1,148      
Accumulated Depreciation $ 222      
Date of Construction 1995      
Date Acquired 2009      
Restaurant Properties | Katy | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Katy | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Jacksonville | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 223      
Initial Costs to Company, Buildings and Improvements 1,262      
Gross Amount at Which Carried at Close of Period, Land 223      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,262      
Total 1,485      
Accumulated Depreciation $ 537      
Date of Construction 1987      
Date Acquired 2007      
Restaurant Properties | Jacksonville | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Jacksonville | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Jacksonville | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 190      
Initial Costs to Company, Buildings and Improvements 1,077      
Gross Amount at Which Carried at Close of Period, Land 190      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,077      
Total 1,267      
Accumulated Depreciation $ 235      
Date of Construction 2000      
Date Acquired 2012      
Restaurant Properties | Jacksonville | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Jacksonville | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Lima | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 69      
Initial Costs to Company, Buildings and Improvements 3,813      
Gross Amount at Which Carried at Close of Period, Land 69      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,813      
Total 3,882      
Accumulated Depreciation $ 428      
Date of Construction 2009      
Date Acquired 2016      
Restaurant Properties | Lima | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Lima | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Portage | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 38      
Initial Costs to Company, Buildings and Improvements 2,041      
Gross Amount at Which Carried at Close of Period, Land 38      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,041      
Total 2,079      
Accumulated Depreciation $ 174      
Date of Construction 1981      
Date Acquired 2017      
Restaurant Properties | Portage | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Portage | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Green Bay | WI        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 106      
Initial Costs to Company, Buildings and Improvements 1,713      
Gross Amount at Which Carried at Close of Period, Land 106      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,713      
Total 1,819      
Accumulated Depreciation $ 217      
Date of Construction 1996      
Date Acquired 2015      
Restaurant Properties | Green Bay | WI | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Green Bay | WI | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Las Vegas | NEVADA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 962      
Initial Costs to Company, Buildings and Improvements 2,086      
Gross Amount at Which Carried at Close of Period, Land 962      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,086      
Total 3,048      
Accumulated Depreciation $ 235      
Date of Construction 2002      
Date Acquired 2016      
Restaurant Properties | Las Vegas | NEVADA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Las Vegas | NEVADA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Knoxville | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 151      
Initial Costs to Company, Buildings and Improvements 2,775      
Gross Amount at Which Carried at Close of Period, Land 151      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,775      
Total 2,926      
Accumulated Depreciation $ 353      
Date of Construction 1978      
Date Acquired 2015      
Restaurant Properties | Knoxville | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Knoxville | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Madison | INDIANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 126      
Initial Costs to Company, Buildings and Improvements 2,230      
Costs Capitalized Subsequent to Acquisition, Improvements 3      
Gross Amount at Which Carried at Close of Period, Land 126      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,233      
Total 2,359      
Accumulated Depreciation $ 71      
Date of Construction 1996      
Date Acquired 2018      
Restaurant Properties | Madison | INDIANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Madison | INDIANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Madison | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 325      
Initial Costs to Company, Buildings and Improvements 1,026      
Gross Amount at Which Carried at Close of Period, Land 325      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,026      
Total 1,351      
Accumulated Depreciation $ 52      
Date of Construction 2014      
Date Acquired 2018      
Restaurant Properties | Madison | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Madison | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Madison | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 209      
Initial Costs to Company, Buildings and Improvements 1,958      
Gross Amount at Which Carried at Close of Period, Land 209      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,958      
Total 2,167      
Accumulated Depreciation $ 250      
Date of Construction 2011      
Date Acquired 2015      
Restaurant Properties | Madison | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Madison | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Madison | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 97      
Initial Costs to Company, Buildings and Improvements 4,617      
Gross Amount at Which Carried at Close of Period, Land 97      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,617      
Total 4,714      
Accumulated Depreciation $ 470      
Date of Construction 1972      
Date Acquired 2016      
Restaurant Properties | Madison | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Madison | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Evansville | INDIANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 158      
Initial Costs to Company, Buildings and Improvements 1,403      
Gross Amount at Which Carried at Close of Period, Land 158      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,403      
Total 1,561      
Accumulated Depreciation $ 73      
Date of Construction 2003      
Date Acquired 2018      
Restaurant Properties | Evansville | INDIANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Evansville | INDIANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Rockford | IL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 450      
Initial Costs to Company, Buildings and Improvements 2,701      
Gross Amount at Which Carried at Close of Period, Land 450      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,701      
Total 3,151      
Accumulated Depreciation $ 268      
Date of Construction 1996      
Date Acquired 2016      
Restaurant Properties | Rockford | IL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Rockford | IL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Memphis | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 103      
Initial Costs to Company, Buildings and Improvements 3,327      
Gross Amount at Which Carried at Close of Period, Land 103      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,327      
Total 3,430      
Accumulated Depreciation $ 359      
Date of Construction 2008      
Date Acquired 2016      
Restaurant Properties | Memphis | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Memphis | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Tampa | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 208      
Initial Costs to Company, Buildings and Improvements 1,179      
Gross Amount at Which Carried at Close of Period, Land 208      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,179      
Total 1,387      
Accumulated Depreciation $ 241      
Date of Construction 1980      
Date Acquired 2012      
Restaurant Properties | Tampa | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Tampa | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Tampa | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 288      
Initial Costs to Company, Buildings and Improvements 1,634      
Gross Amount at Which Carried at Close of Period, Land 288      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,634      
Total 1,922      
Accumulated Depreciation $ 347      
Date of Construction 1987      
Date Acquired 2012      
Restaurant Properties | Tampa | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Tampa | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | McAlester | OK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 52      
Initial Costs to Company, Buildings and Improvements 1,521      
Gross Amount at Which Carried at Close of Period, Land 52      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,521      
Total 1,573      
Accumulated Depreciation $ 261      
Date of Construction 2006      
Date Acquired 2014      
Restaurant Properties | McAlester | OK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | McAlester | OK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Virginia Beach | VA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 665      
Initial Costs to Company, Buildings and Improvements 4,104      
Gross Amount at Which Carried at Close of Period, Land 665      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,104      
Total 4,769      
Accumulated Depreciation $ 196      
Date of Construction 1966      
Date Acquired 2018      
Restaurant Properties | Virginia Beach | VA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Virginia Beach | VA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Albuquerque | NM        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 196      
Initial Costs to Company, Buildings and Improvements 3,389      
Gross Amount at Which Carried at Close of Period, Land 196      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,389      
Total 3,585      
Accumulated Depreciation $ 410      
Date of Construction 2002      
Date Acquired 2015      
Restaurant Properties | Albuquerque | NM | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Albuquerque | NM | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Pittsburg | PA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 363      
Initial Costs to Company, Buildings and Improvements 3,488      
Gross Amount at Which Carried at Close of Period, Land 363      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,488      
Total 3,851      
Accumulated Depreciation $ 342      
Date of Construction 1996      
Date Acquired 2016      
Restaurant Properties | Pittsburg | PA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Pittsburg | PA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Charlotte | NC        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,148      
Initial Costs to Company, Buildings and Improvements 1,789      
Costs Capitalized Subsequent to Acquisition, Improvements 6      
Gross Amount at Which Carried at Close of Period, Land 1,148      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,795      
Total 2,943      
Accumulated Depreciation $ 113      
Date of Construction 2013      
Date Acquired 2017      
Restaurant Properties | Charlotte | NC | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Charlotte | NC | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Tulsa | OK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 125      
Initial Costs to Company, Buildings and Improvements 3,846      
Gross Amount at Which Carried at Close of Period, Land 125      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,846      
Total 3,971      
Accumulated Depreciation $ 446      
Date of Construction 1987      
Date Acquired 2015      
Restaurant Properties | Tulsa | OK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Tulsa | OK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Aberdeen | WA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 218      
Initial Costs to Company, Buildings and Improvements 1,446      
Gross Amount at Which Carried at Close of Period, Land 218      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,446      
Total 1,664      
Accumulated Depreciation $ 192      
Date of Construction 2006      
Date Acquired 2015      
Restaurant Properties | Aberdeen | WA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Aberdeen | WA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Roanoke | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 83      
Initial Costs to Company, Buildings and Improvements 1,625      
Gross Amount at Which Carried at Close of Period, Land 83      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,625      
Total 1,708      
Accumulated Depreciation $ 197      
Date of Construction 2006      
Date Acquired 2015      
Restaurant Properties | Roanoke | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Roanoke | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Billings | MONTANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 516      
Initial Costs to Company, Buildings and Improvements 2,128      
Gross Amount at Which Carried at Close of Period, Land 516      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,128      
Total 2,644      
Accumulated Depreciation $ 104      
Date of Construction 1977      
Date Acquired 2018      
Restaurant Properties | Billings | MONTANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Billings | MONTANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Augusta | GA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 270      
Initial Costs to Company, Buildings and Improvements 1,108      
Gross Amount at Which Carried at Close of Period, Land 270      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,108      
Total 1,378      
Accumulated Depreciation $ 406      
Date of Construction 1992      
Date Acquired 2007      
Restaurant Properties | Augusta | GA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Augusta | GA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Pensacola | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 207      
Initial Costs to Company, Buildings and Improvements 1,595      
Gross Amount at Which Carried at Close of Period, Land 207      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,595      
Total 1,802      
Accumulated Depreciation $ 580      
Date of Construction 1998      
Date Acquired 2007      
Restaurant Properties | Pensacola | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Pensacola | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | La Porte | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 250      
Initial Costs to Company, Buildings and Improvements 1,151      
Gross Amount at Which Carried at Close of Period, Land 250      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,151      
Total 1,401      
Accumulated Depreciation $ 378      
Date of Construction 1996      
Date Acquired 2009      
Restaurant Properties | La Porte | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | La Porte | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Rowlett | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 350      
Initial Costs to Company, Buildings and Improvements 776      
Gross Amount at Which Carried at Close of Period, Land 350      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 776      
Total 1,126      
Accumulated Depreciation $ 273      
Date of Construction 1997      
Date Acquired 2009      
Restaurant Properties | Rowlett | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Rowlett | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Norman | OK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 280      
Initial Costs to Company, Buildings and Improvements 1,049      
Gross Amount at Which Carried at Close of Period, Land 280      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,049      
Total 1,329      
Accumulated Depreciation $ 317      
Date of Construction 1991      
Date Acquired 2009      
Restaurant Properties | Norman | OK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Norman | OK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Oklahoma City | OK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 540      
Initial Costs to Company, Buildings and Improvements 517      
Gross Amount at Which Carried at Close of Period, Land 540      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 517      
Total 1,057      
Accumulated Depreciation $ 205      
Date of Construction 2001      
Date Acquired 2009      
Restaurant Properties | Oklahoma City | OK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Oklahoma City | OK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Ashland City | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 59      
Initial Costs to Company, Buildings and Improvements 973      
Gross Amount at Which Carried at Close of Period, Land 59      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 973      
Total 1,032      
Accumulated Depreciation $ 90      
Date of Construction 1992      
Date Acquired 2016      
Restaurant Properties | Ashland City | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Ashland City | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Cadiz | KY        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 77      
Initial Costs to Company, Buildings and Improvements 1,048      
Gross Amount at Which Carried at Close of Period, Land 77      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,048      
Total 1,125      
Accumulated Depreciation $ 100      
Date of Construction 1992      
Date Acquired 2016      
Restaurant Properties | Cadiz | KY | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Cadiz | KY | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Centerville | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 68      
Initial Costs to Company, Buildings and Improvements 965      
Gross Amount at Which Carried at Close of Period, Land 68      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 965      
Total 1,033      
Accumulated Depreciation $ 96      
Date of Construction 2006      
Date Acquired 2016      
Restaurant Properties | Centerville | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Centerville | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Kingston Springs | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 92      
Initial Costs to Company, Buildings and Improvements 978      
Gross Amount at Which Carried at Close of Period, Land 92      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 978      
Total 1,070      
Accumulated Depreciation $ 100      
Date of Construction 1998      
Date Acquired 2016      
Restaurant Properties | Kingston Springs | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Kingston Springs | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Mount Juliet | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 76      
Initial Costs to Company, Buildings and Improvements 995      
Gross Amount at Which Carried at Close of Period, Land 76      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 995      
Total 1,071      
Accumulated Depreciation $ 97      
Date of Construction 1994      
Date Acquired 2016      
Restaurant Properties | Mount Juliet | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Mount Juliet | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | White House | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 105      
Initial Costs to Company, Buildings and Improvements 927      
Gross Amount at Which Carried at Close of Period, Land 105      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 927      
Total 1,032      
Accumulated Depreciation $ 97      
Date of Construction 2003      
Date Acquired 2016      
Restaurant Properties | White House | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | White House | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Mountain Home | AR        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 338      
Initial Costs to Company, Buildings and Improvements 1,016      
Gross Amount at Which Carried at Close of Period, Land 338      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,016      
Total 1,354      
Accumulated Depreciation $ 302      
Date of Construction 1988      
Date Acquired 2010      
Restaurant Properties | Mountain Home | AR | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Mountain Home | AR | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Batesville | AR        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 214      
Initial Costs to Company, Buildings and Improvements 1,055      
Gross Amount at Which Carried at Close of Period, Land 214      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,055      
Total 1,269      
Accumulated Depreciation $ 328      
Date of Construction 1988      
Date Acquired 2010      
Restaurant Properties | Batesville | AR | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Batesville | AR | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Paragould | AR        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 187      
Initial Costs to Company, Buildings and Improvements 1,444      
Gross Amount at Which Carried at Close of Period, Land 187      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,444      
Total 1,631      
Accumulated Depreciation $ 392      
Date of Construction 1990      
Date Acquired 2010      
Restaurant Properties | Paragould | AR | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Paragould | AR | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Forrest City | AR        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 84      
Initial Costs to Company, Buildings and Improvements 941      
Gross Amount at Which Carried at Close of Period, Land 84      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 941      
Total 1,025      
Accumulated Depreciation $ 294      
Date of Construction 1989      
Date Acquired 2010      
Restaurant Properties | Forrest City | AR | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Forrest City | AR | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Dyersburg | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 276      
Initial Costs to Company, Buildings and Improvements 1,250      
Gross Amount at Which Carried at Close of Period, Land 276      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,250      
Total 1,526      
Accumulated Depreciation $ 354      
Date of Construction 1989      
Date Acquired 2010      
Restaurant Properties | Dyersburg | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Dyersburg | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Martin | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 152      
Initial Costs to Company, Buildings and Improvements 858      
Gross Amount at Which Carried at Close of Period, Land 152      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 858      
Total 1,010      
Accumulated Depreciation $ 271      
Date of Construction 1999      
Date Acquired 2010      
Restaurant Properties | Martin | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Martin | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Union City | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 72      
Initial Costs to Company, Buildings and Improvements 806      
Gross Amount at Which Carried at Close of Period, Land 72      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 806      
Total 878      
Accumulated Depreciation $ 244      
Date of Construction 1988      
Date Acquired 2010      
Restaurant Properties | Union City | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Union City | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Mankato | MN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 712      
Initial Costs to Company, Buildings and Improvements 2,136      
Gross Amount at Which Carried at Close of Period, Land 712      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,136      
Total 2,848      
Accumulated Depreciation $ 562      
Date of Construction 1994      
Date Acquired 2011      
Restaurant Properties | Mankato | MN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Mankato | MN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Saint Paul | MN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 606      
Initial Costs to Company, Buildings and Improvements 1,817      
Gross Amount at Which Carried at Close of Period, Land 606      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,817      
Total 2,423      
Accumulated Depreciation $ 505      
Date of Construction 1994      
Date Acquired 2011      
Restaurant Properties | Saint Paul | MN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Saint Paul | MN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Jackson | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 177      
Initial Costs to Company, Buildings and Improvements 2,846      
Gross Amount at Which Carried at Close of Period, Land 177      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,846      
Total 3,023      
Accumulated Depreciation $ 283      
Date of Construction 1996      
Date Acquired 2016      
Restaurant Properties | Jackson | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Jackson | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Jackson | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 204      
Initial Costs to Company, Buildings and Improvements 1,154      
Gross Amount at Which Carried at Close of Period, Land 204      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,154      
Total 1,358      
Accumulated Depreciation $ 288      
Date of Construction 1999      
Date Acquired 2011      
Restaurant Properties | Jackson | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Jackson | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Henderson | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 141      
Initial Costs to Company, Buildings and Improvements 800      
Gross Amount at Which Carried at Close of Period, Land 141      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 800      
Total 941      
Accumulated Depreciation $ 192      
Date of Construction 1986      
Date Acquired 2012      
Restaurant Properties | Henderson | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Henderson | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Henderson | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 111      
Initial Costs to Company, Buildings and Improvements 1,608      
Gross Amount at Which Carried at Close of Period, Land 111      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,608      
Total 1,719      
Accumulated Depreciation $ 228      
Date of Construction 1987      
Date Acquired 2015      
Restaurant Properties | Henderson | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Henderson | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Lexington | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 150      
Initial Costs to Company, Buildings and Improvements 848      
Gross Amount at Which Carried at Close of Period, Land 150      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 848      
Total 998      
Accumulated Depreciation $ 205      
Date of Construction 1995      
Date Acquired 2012      
Restaurant Properties | Lexington | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Lexington | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Lexington | KY        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,258      
Gross Amount at Which Carried at Close of Period, Land 1,258      
Total $ 1,258      
Date of Construction 1976      
Date Acquired 2015      
Restaurant Properties | Humboldt | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 118      
Initial Costs to Company, Buildings and Improvements 669      
Gross Amount at Which Carried at Close of Period, Land 118      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 669      
Total 787      
Accumulated Depreciation $ 180      
Date of Construction 1993      
Date Acquired 2012      
Restaurant Properties | Humboldt | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Humboldt | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Cocoa Beach | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 283      
Initial Costs to Company, Buildings and Improvements 848      
Gross Amount at Which Carried at Close of Period, Land 283      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 848      
Total 1,131      
Accumulated Depreciation $ 199      
Date of Construction 1992      
Date Acquired 2012      
Restaurant Properties | Cocoa Beach | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Cocoa Beach | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Lake Mary | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 422      
Initial Costs to Company, Buildings and Improvements 1,265      
Gross Amount at Which Carried at Close of Period, Land 422      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,265      
Total 1,687      
Accumulated Depreciation $ 278      
Date of Construction 1989      
Date Acquired 2012      
Restaurant Properties | Lake Mary | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Lake Mary | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | New Smyrna Beach | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 382      
Initial Costs to Company, Buildings and Improvements 1,146      
Gross Amount at Which Carried at Close of Period, Land 382      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,146      
Total 1,528      
Accumulated Depreciation $ 313      
Date of Construction 2008      
Date Acquired 2012      
Restaurant Properties | New Smyrna Beach | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | New Smyrna Beach | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Orlando | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 351      
Initial Costs to Company, Buildings and Improvements 1,052      
Gross Amount at Which Carried at Close of Period, Land 351      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,052      
Total 1,403      
Accumulated Depreciation $ 244      
Date of Construction 1990      
Date Acquired 2012      
Restaurant Properties | Orlando | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Orlando | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Orlando | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 219      
Initial Costs to Company, Buildings and Improvements 656      
Gross Amount at Which Carried at Close of Period, Land 219      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 656      
Total 875      
Accumulated Depreciation $ 175      
Date of Construction 1996      
Date Acquired 2012      
Restaurant Properties | Orlando | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Orlando | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Savannah | GA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 390      
Initial Costs to Company, Buildings and Improvements 1,170      
Gross Amount at Which Carried at Close of Period, Land 390      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,170      
Total 1,560      
Accumulated Depreciation $ 276      
Date of Construction 2009      
Date Acquired 2012      
Restaurant Properties | Savannah | GA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Savannah | GA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Savannah | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 62      
Initial Costs to Company, Buildings and Improvements 1,693      
Gross Amount at Which Carried at Close of Period, Land 62      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,693      
Total 1,755      
Accumulated Depreciation $ 218      
Date of Construction 2012      
Date Acquired 2015      
Restaurant Properties | Savannah | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Savannah | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Savannah | GA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 376      
Initial Costs to Company, Buildings and Improvements 1,129      
Gross Amount at Which Carried at Close of Period, Land 376      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,129      
Total 1,505      
Accumulated Depreciation $ 259      
Date of Construction 2009      
Date Acquired 2012      
Restaurant Properties | Savannah | GA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Savannah | GA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Hinesville | GA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 402      
Initial Costs to Company, Buildings and Improvements 1,207      
Gross Amount at Which Carried at Close of Period, Land 402      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,207      
Total 1,609      
Accumulated Depreciation $ 300      
Date of Construction 2008      
Date Acquired 2012      
Restaurant Properties | Hinesville | GA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Hinesville | GA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Princeton | WV        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 269      
Initial Costs to Company, Buildings and Improvements 1,524      
Gross Amount at Which Carried at Close of Period, Land 269      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,524      
Total 1,793      
Accumulated Depreciation $ 330      
Date of Construction 1976      
Date Acquired 2012      
Restaurant Properties | Princeton | WV | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Princeton | WV | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Princeton | WV        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 301      
Initial Costs to Company, Buildings and Improvements 1,703      
Gross Amount at Which Carried at Close of Period, Land 301      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,703      
Total 2,004      
Accumulated Depreciation $ 367      
Date of Construction 1991      
Date Acquired 2012      
Restaurant Properties | Princeton | WV | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Princeton | WV | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Marietta | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 246      
Initial Costs to Company, Buildings and Improvements 1,395      
Gross Amount at Which Carried at Close of Period, Land 246      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,395      
Total 1,641      
Accumulated Depreciation $ 293      
Date of Construction 2007      
Date Acquired 2012      
Restaurant Properties | Marietta | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Marietta | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Marietta | GA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 152      
Initial Costs to Company, Buildings and Improvements 1,732      
Gross Amount at Which Carried at Close of Period, Land 152      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,732      
Total 1,884      
Accumulated Depreciation $ 83      
Date of Construction 1986      
Date Acquired 2018      
Restaurant Properties | Marietta | GA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Marietta | GA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Pomeroy | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 208      
Initial Costs to Company, Buildings and Improvements 1,178      
Gross Amount at Which Carried at Close of Period, Land 208      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,178      
Total 1,386      
Accumulated Depreciation $ 269      
Date of Construction 1997      
Date Acquired 2012      
Restaurant Properties | Pomeroy | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Pomeroy | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Elkins | WV        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 452      
Initial Costs to Company, Buildings and Improvements 1,355      
Gross Amount at Which Carried at Close of Period, Land 452      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,355      
Total 1,807      
Accumulated Depreciation $ 292      
Date of Construction 1980      
Date Acquired 2012      
Restaurant Properties | Elkins | WV | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Elkins | WV | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | State College | PA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 365      
Initial Costs to Company, Buildings and Improvements 1,461      
Gross Amount at Which Carried at Close of Period, Land 365      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,461      
Total 1,826      
Accumulated Depreciation $ 304      
Date of Construction 1976      
Date Acquired 2012      
Restaurant Properties | State College | PA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | State College | PA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Summerville | WV        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 109      
Initial Costs to Company, Buildings and Improvements 2,366      
Gross Amount at Which Carried at Close of Period, Land 109      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,366      
Total 2,475      
Accumulated Depreciation $ 192      
Date of Construction 1993      
Date Acquired 2017      
Restaurant Properties | Summerville | WV | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Summerville | WV | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Oxford | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 240      
Initial Costs to Company, Buildings and Improvements 958      
Gross Amount at Which Carried at Close of Period, Land 240      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 958      
Total 1,198      
Accumulated Depreciation $ 216      
Date of Construction 1999      
Date Acquired 2012      
Restaurant Properties | Oxford | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Oxford | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Oxford | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 320      
Initial Costs to Company, Buildings and Improvements 158      
Costs Capitalized Subsequent to Acquisition, Improvements 1,100      
Gross Amount at Which Carried at Close of Period, Land 320      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,258      
Total 1,578      
Accumulated Depreciation $ 135      
Date of Construction 2009      
Date Acquired 2012      
Restaurant Properties | Oxford | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Oxford | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Pell City | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 237      
Initial Costs to Company, Buildings and Improvements 1,340      
Gross Amount at Which Carried at Close of Period, Land 237      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,340      
Total 1,577      
Accumulated Depreciation $ 277      
Date of Construction 2002      
Date Acquired 2012      
Restaurant Properties | Pell City | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Pell City | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Tuscaloosa | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 449      
Initial Costs to Company, Buildings and Improvements 1,796      
Gross Amount at Which Carried at Close of Period, Land 449      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,796      
Total 2,245      
Accumulated Depreciation $ 373      
Date of Construction 2010      
Date Acquired 2012      
Restaurant Properties | Tuscaloosa | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Tuscaloosa | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Tuscaloosa | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 422      
Initial Costs to Company, Buildings and Improvements 1,686      
Gross Amount at Which Carried at Close of Period, Land 422      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,686      
Total 2,108      
Accumulated Depreciation $ 365      
Date of Construction 2001      
Date Acquired 2012      
Restaurant Properties | Tuscaloosa | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Tuscaloosa | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Richmond | VA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 202      
Initial Costs to Company, Buildings and Improvements 1,147      
Gross Amount at Which Carried at Close of Period, Land 202      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,147      
Total 1,349      
Accumulated Depreciation $ 247      
Date of Construction 1984      
Date Acquired 2012      
Restaurant Properties | Richmond | VA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Richmond | VA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Exton | PA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 470      
Initial Costs to Company, Buildings and Improvements 1,882      
Gross Amount at Which Carried at Close of Period, Land 470      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,882      
Total 2,352      
Accumulated Depreciation $ 416      
Date of Construction 1982      
Date Acquired 2012      
Restaurant Properties | Exton | PA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Exton | PA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Richmond | VA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 133      
Initial Costs to Company, Buildings and Improvements 755      
Gross Amount at Which Carried at Close of Period, Land 133      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 755      
Total 888      
Accumulated Depreciation $ 179      
Date of Construction 1981      
Date Acquired 2012      
Restaurant Properties | Richmond | VA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Richmond | VA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Paoli | PA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 360      
Initial Costs to Company, Buildings and Improvements 1,440      
Gross Amount at Which Carried at Close of Period, Land 360      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,440      
Total 1,800      
Accumulated Depreciation $ 298      
Date of Construction 1982      
Date Acquired 2012      
Restaurant Properties | Paoli | PA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Paoli | PA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Saint Petersburg | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 233      
Initial Costs to Company, Buildings and Improvements 1,440      
Gross Amount at Which Carried at Close of Period, Land 233      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,440      
Total 1,673      
Accumulated Depreciation $ 258      
Date of Construction 1988      
Date Acquired 2013      
Restaurant Properties | Saint Petersburg | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Saint Petersburg | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Alamogordo | NM        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 22      
Initial Costs to Company, Buildings and Improvements 2,117      
Gross Amount at Which Carried at Close of Period, Land 22      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,117      
Total 2,139      
Accumulated Depreciation $ 351      
Date of Construction 1983      
Date Acquired 2014      
Restaurant Properties | Alamogordo | NM | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Alamogordo | NM | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Roswell | NM        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 64      
Initial Costs to Company, Buildings and Improvements 2,059      
Gross Amount at Which Carried at Close of Period, Land 64      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,059      
Total 2,123      
Accumulated Depreciation $ 332      
Date of Construction 1990      
Date Acquired 2014      
Restaurant Properties | Roswell | NM | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Roswell | NM | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Moore | OK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 64      
Initial Costs to Company, Buildings and Improvements 1,249      
Gross Amount at Which Carried at Close of Period, Land 64      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,249      
Total 1,313      
Accumulated Depreciation $ 216      
Date of Construction 1975      
Date Acquired 2014      
Restaurant Properties | Moore | OK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Moore | OK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Del City | OK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 40      
Initial Costs to Company, Buildings and Improvements 1,370      
Gross Amount at Which Carried at Close of Period, Land 40      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,370      
Total 1,410      
Accumulated Depreciation $ 227      
Date of Construction 1980      
Date Acquired 2014      
Restaurant Properties | Del City | OK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Del City | OK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Oklahoma City | OK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 105      
Initial Costs to Company, Buildings and Improvements 1,150      
Gross Amount at Which Carried at Close of Period, Land 105      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,150      
Total 1,255      
Accumulated Depreciation $ 189      
Date of Construction 1977      
Date Acquired 2014      
Restaurant Properties | Oklahoma City | OK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Oklahoma City | OK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Oklahoma City | OK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 721      
Initial Costs to Company, Buildings and Improvements 1,049      
Gross Amount at Which Carried at Close of Period, Land 721      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,049      
Total 1,770      
Accumulated Depreciation $ 196      
Date of Construction 2003      
Date Acquired 2014      
Restaurant Properties | Oklahoma City | OK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Oklahoma City | OK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Mustang | OK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 70      
Initial Costs to Company, Buildings and Improvements 1,722      
Gross Amount at Which Carried at Close of Period, Land 70      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,722      
Total 1,792      
Accumulated Depreciation $ 288      
Date of Construction 2004      
Date Acquired 2014      
Restaurant Properties | Mustang | OK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Mustang | OK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Fort Worth | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 487      
Initial Costs to Company, Buildings and Improvements 934      
Gross Amount at Which Carried at Close of Period, Land 487      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 934      
Total 1,421      
Accumulated Depreciation $ 160      
Date of Construction 2003      
Date Acquired 2014      
Restaurant Properties | Fort Worth | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Fort Worth | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Kearney | NE        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 113      
Initial Costs to Company, Buildings and Improvements 1,242      
Gross Amount at Which Carried at Close of Period, Land 113      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,242      
Total 1,355      
Accumulated Depreciation $ 213      
Date of Construction 1982      
Date Acquired 2014      
Restaurant Properties | Kearney | NE | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Kearney | NE | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Kearney | NE        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 176      
Initial Costs to Company, Buildings and Improvements 1,238      
Gross Amount at Which Carried at Close of Period, Land 176      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,238      
Total 1,414      
Accumulated Depreciation $ 219      
Date of Construction 1991      
Date Acquired 2014      
Restaurant Properties | Kearney | NE | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Kearney | NE | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Grand Island | NE        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 425      
Gross Amount at Which Carried at Close of Period, Land 425      
Total $ 425      
Date of Construction 1992      
Date Acquired 2014      
Restaurant Properties | Ogallala | NE        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 291      
Initial Costs to Company, Buildings and Improvements 1,243      
Gross Amount at Which Carried at Close of Period, Land 291      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,243      
Total 1,534      
Accumulated Depreciation $ 234      
Date of Construction 1986      
Date Acquired 2014      
Restaurant Properties | Ogallala | NE | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Ogallala | NE | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Oklahoma City | OK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 466      
Initial Costs to Company, Buildings and Improvements 928      
Gross Amount at Which Carried at Close of Period, Land 466      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 928      
Total 1,394      
Accumulated Depreciation $ 135      
Date of Construction 1970      
Date Acquired 2015      
Restaurant Properties | Oklahoma City | OK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Oklahoma City | OK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Renton | WA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 539      
Initial Costs to Company, Buildings and Improvements 1,141      
Gross Amount at Which Carried at Close of Period, Land 539      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,141      
Total 1,680      
Accumulated Depreciation $ 163      
Date of Construction 1986      
Date Acquired 2015      
Restaurant Properties | Renton | WA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Renton | WA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Tacoma | WA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 562      
Initial Costs to Company, Buildings and Improvements 897      
Gross Amount at Which Carried at Close of Period, Land 562      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 897      
Total 1,459      
Accumulated Depreciation $ 134      
Date of Construction 1993      
Date Acquired 2015      
Restaurant Properties | Tacoma | WA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Tacoma | WA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Tukwila | WA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,170      
Initial Costs to Company, Buildings and Improvements 419      
Gross Amount at Which Carried at Close of Period, Land 1,170      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 419      
Total 1,589      
Accumulated Depreciation $ 117      
Date of Construction 1993      
Date Acquired 2015      
Restaurant Properties | Tukwila | WA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Tukwila | WA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Federal Way | WA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 334      
Initial Costs to Company, Buildings and Improvements 1,088      
Gross Amount at Which Carried at Close of Period, Land 334      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,088      
Total 1,422      
Accumulated Depreciation $ 142      
Date of Construction 1995      
Date Acquired 2015      
Restaurant Properties | Federal Way | WA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Federal Way | WA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Lakewood | WA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,372      
Initial Costs to Company, Buildings and Improvements 878      
Gross Amount at Which Carried at Close of Period, Land 1,372      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 878      
Total 2,250      
Accumulated Depreciation $ 153      
Date of Construction 1995      
Date Acquired 2015      
Restaurant Properties | Lakewood | WA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Lakewood | WA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Burlington | WA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 178      
Initial Costs to Company, Buildings and Improvements 1,982      
Gross Amount at Which Carried at Close of Period, Land 178      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,982      
Total 2,160      
Accumulated Depreciation $ 261      
Date of Construction 2000      
Date Acquired 2015      
Restaurant Properties | Burlington | WA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Burlington | WA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Everett | WA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 175      
Initial Costs to Company, Buildings and Improvements 1,473      
Gross Amount at Which Carried at Close of Period, Land 175      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,473      
Total 1,648      
Accumulated Depreciation $ 209      
Date of Construction 1986      
Date Acquired 2015      
Restaurant Properties | Everett | WA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Everett | WA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Puyallup | WA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 622      
Gross Amount at Which Carried at Close of Period, Land 622      
Total $ 622      
Date of Construction 1994      
Date Acquired 2015      
Restaurant Properties | Florence | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 234      
Initial Costs to Company, Buildings and Improvements 1,534      
Gross Amount at Which Carried at Close of Period, Land 234      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,534      
Total 1,768      
Accumulated Depreciation $ 80      
Date of Construction 2004      
Date Acquired 2018      
Restaurant Properties | Florence | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Florence | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Florence | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 337      
Initial Costs to Company, Buildings and Improvements 2,609      
Gross Amount at Which Carried at Close of Period, Land 337      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,609      
Total 2,946      
Accumulated Depreciation $ 347      
Date of Construction 2011      
Date Acquired 2015      
Restaurant Properties | Florence | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Florence | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Florence | KY        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 61      
Initial Costs to Company, Buildings and Improvements 4,687      
Gross Amount at Which Carried at Close of Period, Land 61      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,687      
Total 4,748      
Accumulated Depreciation $ 483      
Date of Construction 1977      
Date Acquired 2016      
Restaurant Properties | Florence | KY | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Florence | KY | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Decatur | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 364      
Initial Costs to Company, Buildings and Improvements 3,708      
Gross Amount at Which Carried at Close of Period, Land 364      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,708      
Total 4,072      
Accumulated Depreciation $ 486      
Date of Construction 2014      
Date Acquired 2015      
Restaurant Properties | Decatur | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Decatur | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Tupelo | MS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 297      
Initial Costs to Company, Buildings and Improvements 3,030      
Gross Amount at Which Carried at Close of Period, Land 297      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,030      
Total 3,327      
Accumulated Depreciation $ 388      
Date of Construction 2012      
Date Acquired 2015      
Restaurant Properties | Tupelo | MS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Tupelo | MS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Adamsville | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 59      
Initial Costs to Company, Buildings and Improvements 1,675      
Gross Amount at Which Carried at Close of Period, Land 59      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,675      
Total 1,734      
Accumulated Depreciation $ 209      
Date of Construction 2005      
Date Acquired 2015      
Restaurant Properties | Adamsville | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Adamsville | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Adamsville | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 123      
Initial Costs to Company, Buildings and Improvements 1,924      
Gross Amount at Which Carried at Close of Period, Land 123      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,924      
Total 2,047      
Accumulated Depreciation $ 252      
Date of Construction 1989      
Date Acquired 2015      
Restaurant Properties | Adamsville | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Adamsville | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Alexandria | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 79      
Initial Costs to Company, Buildings and Improvements 2,318      
Gross Amount at Which Carried at Close of Period, Land 79      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,318      
Total 2,397      
Accumulated Depreciation $ 283      
Date of Construction 2004      
Date Acquired 2015      
Restaurant Properties | Alexandria | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Alexandria | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Ashville | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 124      
Initial Costs to Company, Buildings and Improvements 1,696      
Gross Amount at Which Carried at Close of Period, Land 124      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,696      
Total 1,820      
Accumulated Depreciation $ 207      
Date of Construction 1999      
Date Acquired 2015      
Restaurant Properties | Ashville | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Ashville | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Athens | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 143      
Initial Costs to Company, Buildings and Improvements 1,996      
Gross Amount at Which Carried at Close of Period, Land 143      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,996      
Total 2,139      
Accumulated Depreciation $ 243      
Date of Construction 2007      
Date Acquired 2015      
Restaurant Properties | Athens | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Athens | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Carbon Hill | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 54      
Initial Costs to Company, Buildings and Improvements 1,634      
Gross Amount at Which Carried at Close of Period, Land 54      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,634      
Total 1,688      
Accumulated Depreciation $ 204      
Date of Construction 1998      
Date Acquired 2015      
Restaurant Properties | Carbon Hill | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Carbon Hill | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Carrollton | GA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 77      
Initial Costs to Company, Buildings and Improvements 2,030      
Gross Amount at Which Carried at Close of Period, Land 77      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,030      
Total 2,107      
Accumulated Depreciation $ 247      
Date of Construction 2008      
Date Acquired 2015      
Restaurant Properties | Carrollton | GA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Carrollton | GA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Centreville | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 140      
Initial Costs to Company, Buildings and Improvements 2,251      
Gross Amount at Which Carried at Close of Period, Land 140      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,251      
Total 2,391      
Accumulated Depreciation $ 264      
Date of Construction 2013      
Date Acquired 2015      
Restaurant Properties | Centreville | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Centreville | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Gadsden | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 42      
Initial Costs to Company, Buildings and Improvements 2,571      
Gross Amount at Which Carried at Close of Period, Land 42      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,571      
Total 2,613      
Accumulated Depreciation $ 304      
Date of Construction 1991      
Date Acquired 2015      
Restaurant Properties | Gadsden | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Gadsden | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Cullman | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 71      
Initial Costs to Company, Buildings and Improvements 1,799      
Gross Amount at Which Carried at Close of Period, Land 71      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,799      
Total 1,870      
Accumulated Depreciation $ 216      
Date of Construction 1997      
Date Acquired 2015      
Restaurant Properties | Cullman | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Cullman | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Cullman | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 79      
Initial Costs to Company, Buildings and Improvements 1,949      
Gross Amount at Which Carried at Close of Period, Land 79      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,949      
Total 2,028      
Accumulated Depreciation $ 244      
Date of Construction 2006      
Date Acquired 2015      
Restaurant Properties | Cullman | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Cullman | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Dora | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 18      
Costs Capitalized Subsequent to Acquisition, Improvements 2,095      
Gross Amount at Which Carried at Close of Period, Land 18      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,095      
Total 2,113      
Accumulated Depreciation $ 40      
Date of Construction 1968      
Date Acquired 2015      
Restaurant Properties | Dora | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Dora | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Double Springs | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 306      
Initial Costs to Company, Buildings and Improvements 1,752      
Gross Amount at Which Carried at Close of Period, Land 306      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,752      
Total 2,058      
Accumulated Depreciation $ 221      
Date of Construction 1995      
Date Acquired 2015      
Restaurant Properties | Double Springs | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Double Springs | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Moulton | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 117      
Initial Costs to Company, Buildings and Improvements 1,752      
Gross Amount at Which Carried at Close of Period, Land 117      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,752      
Total 1,869      
Accumulated Depreciation $ 223      
Date of Construction 2003      
Date Acquired 2015      
Restaurant Properties | Moulton | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Moulton | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Guntersville | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 382      
Initial Costs to Company, Buildings and Improvements 2,020      
Gross Amount at Which Carried at Close of Period, Land 382      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,020      
Total 2,402      
Accumulated Depreciation $ 261      
Date of Construction 2015      
Date Acquired 2015      
Restaurant Properties | Guntersville | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Guntersville | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Harpersville | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 48      
Initial Costs to Company, Buildings and Improvements 2,645      
Gross Amount at Which Carried at Close of Period, Land 48      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,645      
Total 2,693      
Accumulated Depreciation $ 303      
Date of Construction 1995      
Date Acquired 2015      
Restaurant Properties | Harpersville | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Harpersville | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Harvest | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 163      
Initial Costs to Company, Buildings and Improvements 2,060      
Gross Amount at Which Carried at Close of Period, Land 163      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,060      
Total 2,223      
Accumulated Depreciation $ 256      
Date of Construction 2014      
Date Acquired 2015      
Restaurant Properties | Harvest | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Harvest | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Lawrenceburg | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 117      
Initial Costs to Company, Buildings and Improvements 1,832      
Gross Amount at Which Carried at Close of Period, Land 117      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,832      
Total 1,949      
Accumulated Depreciation $ 284      
Date of Construction 2014      
Date Acquired 2015      
Restaurant Properties | Lawrenceburg | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Lawrenceburg | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Montevallo | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 60      
Initial Costs to Company, Buildings and Improvements 2,203      
Gross Amount at Which Carried at Close of Period, Land 60      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,203      
Total 2,263      
Accumulated Depreciation $ 267      
Date of Construction 2009      
Date Acquired 2015      
Restaurant Properties | Montevallo | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Montevallo | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Muscle Shoals | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 44      
Costs Capitalized Subsequent to Acquisition, Improvements 1,867      
Gross Amount at Which Carried at Close of Period, Land 44      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,867      
Total 1,911      
Accumulated Depreciation $ 49      
Date of Construction 1984      
Date Acquired 2015      
Restaurant Properties | Muscle Shoals | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Muscle Shoals | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Odenville | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 100      
Initial Costs to Company, Buildings and Improvements 1,652      
Gross Amount at Which Carried at Close of Period, Land 100      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,652      
Total 1,752      
Accumulated Depreciation $ 223      
Date of Construction 2000      
Date Acquired 2015      
Restaurant Properties | Odenville | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Odenville | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Piedmont | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 33      
Initial Costs to Company, Buildings and Improvements 1,934      
Gross Amount at Which Carried at Close of Period, Land 33      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,934      
Total 1,967      
Accumulated Depreciation $ 225      
Date of Construction 1981      
Date Acquired 2015      
Restaurant Properties | Piedmont | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Piedmont | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Reform | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 201      
Initial Costs to Company, Buildings and Improvements 1,979      
Gross Amount at Which Carried at Close of Period, Land 201      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,979      
Total 2,180      
Accumulated Depreciation $ 271      
Date of Construction 1992      
Date Acquired 2015      
Restaurant Properties | Reform | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Reform | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Sheffield | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 43      
Initial Costs to Company, Buildings and Improvements 1,730      
Gross Amount at Which Carried at Close of Period, Land 43      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,730      
Total 1,773      
Accumulated Depreciation $ 198      
Date of Construction 1967      
Date Acquired 2015      
Restaurant Properties | Sheffield | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Sheffield | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Somerville | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 28      
Initial Costs to Company, Buildings and Improvements 1,758      
Gross Amount at Which Carried at Close of Period, Land 28      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,758      
Total 1,786      
Accumulated Depreciation $ 240      
Date of Construction 2001      
Date Acquired 2015      
Restaurant Properties | Somerville | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Somerville | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Springville | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 31      
Initial Costs to Company, Buildings and Improvements 1,994      
Gross Amount at Which Carried at Close of Period, Land 31      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,994      
Total 2,025      
Accumulated Depreciation $ 232      
Date of Construction 1993      
Date Acquired 2015      
Restaurant Properties | Springville | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Springville | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Stevenson | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 306      
Initial Costs to Company, Buildings and Improvements 1,862      
Gross Amount at Which Carried at Close of Period, Land 306      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,862      
Total 2,168      
Accumulated Depreciation $ 224      
Date of Construction 1985      
Date Acquired 2015      
Restaurant Properties | Stevenson | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Stevenson | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Trussville | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 34      
Initial Costs to Company, Buildings and Improvements 2,039      
Gross Amount at Which Carried at Close of Period, Land 34      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,039      
Total 2,073      
Accumulated Depreciation $ 234      
Date of Construction 1992      
Date Acquired 2015      
Restaurant Properties | Trussville | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Trussville | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Tuscumbia | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 117      
Initial Costs to Company, Buildings and Improvements 1,831      
Gross Amount at Which Carried at Close of Period, Land 117      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,831      
Total 1,948      
Accumulated Depreciation $ 236      
Date of Construction 2004      
Date Acquired 2015      
Restaurant Properties | Tuscumbia | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Tuscumbia | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Wedowee | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 92      
Initial Costs to Company, Buildings and Improvements 1,454      
Gross Amount at Which Carried at Close of Period, Land 92      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,454      
Total 1,546      
Accumulated Depreciation $ 171      
Date of Construction 2002      
Date Acquired 2015      
Restaurant Properties | Wedowee | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Wedowee | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Huntsville | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 133      
Initial Costs to Company, Buildings and Improvements 2,029      
Gross Amount at Which Carried at Close of Period, Land 133      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,029      
Total 2,162      
Accumulated Depreciation $ 242      
Date of Construction 2010      
Date Acquired 2015      
Restaurant Properties | Huntsville | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Huntsville | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Ashwaubenon | WI        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 86      
Initial Costs to Company, Buildings and Improvements 2,008      
Gross Amount at Which Carried at Close of Period, Land 86      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,008      
Total 2,094      
Accumulated Depreciation $ 246      
Date of Construction 1994      
Date Acquired 2015      
Restaurant Properties | Ashwaubenon | WI | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Ashwaubenon | WI | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | West Bend | WI        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 113      
Initial Costs to Company, Buildings and Improvements 1,704      
Gross Amount at Which Carried at Close of Period, Land 113      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,704      
Total 1,817      
Accumulated Depreciation $ 215      
Date of Construction 1996      
Date Acquired 2015      
Restaurant Properties | West Bend | WI | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | West Bend | WI | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Appleton | WI        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 34      
Initial Costs to Company, Buildings and Improvements 575      
Gross Amount at Which Carried at Close of Period, Land 34      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 575      
Total 609      
Accumulated Depreciation $ 73      
Date of Construction 1996      
Date Acquired 2015      
Restaurant Properties | Appleton | WI | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Appleton | WI | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Appleton | WI        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 95      
Initial Costs to Company, Buildings and Improvements 2,478      
Gross Amount at Which Carried at Close of Period, Land 95      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,478      
Total 2,573      
Accumulated Depreciation $ 297      
Date of Construction 1976      
Date Acquired 2015      
Restaurant Properties | Appleton | WI | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Appleton | WI | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Manitowoc | WI        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 106      
Initial Costs to Company, Buildings and Improvements 1,714      
Gross Amount at Which Carried at Close of Period, Land 106      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,714      
Total 1,820      
Accumulated Depreciation $ 219      
Date of Construction 1996      
Date Acquired 2015      
Restaurant Properties | Manitowoc | WI | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Manitowoc | WI | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Eau Claire | WI        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 137      
Initial Costs to Company, Buildings and Improvements 2,245      
Gross Amount at Which Carried at Close of Period, Land 137      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,245      
Total 2,382      
Accumulated Depreciation $ 289      
Date of Construction 1994      
Date Acquired 2015      
Restaurant Properties | Eau Claire | WI | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Eau Claire | WI | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Dover | DE        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 211      
Initial Costs to Company, Buildings and Improvements 3,455      
Gross Amount at Which Carried at Close of Period, Land 211      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,455      
Total 3,666      
Accumulated Depreciation $ 405      
Date of Construction 1991      
Date Acquired 2015      
Restaurant Properties | Dover | DE | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Dover | DE | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Norman | OK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 232      
Initial Costs to Company, Buildings and Improvements 3,733      
Gross Amount at Which Carried at Close of Period, Land 232      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,733      
Total 3,965      
Accumulated Depreciation $ 441      
Date of Construction 1982      
Date Acquired 2015      
Restaurant Properties | Norman | OK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Norman | OK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Wichita | KS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 468      
Initial Costs to Company, Buildings and Improvements 3,475      
Gross Amount at Which Carried at Close of Period, Land 468      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,475      
Total 3,943      
Accumulated Depreciation $ 411      
Date of Construction 1982      
Date Acquired 2015      
Restaurant Properties | Wichita | KS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Wichita | KS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Las Cruces | NM        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 108      
Initial Costs to Company, Buildings and Improvements 4,069      
Gross Amount at Which Carried at Close of Period, Land 108      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,069      
Total 4,177      
Accumulated Depreciation $ 486      
Date of Construction 1991      
Date Acquired 2015      
Restaurant Properties | Las Cruces | NM | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Las Cruces | NM | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Lee's Summit | MO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 132      
Initial Costs to Company, Buildings and Improvements 3,447      
Gross Amount at Which Carried at Close of Period, Land 132      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,447      
Total 3,579      
Accumulated Depreciation $ 428      
Date of Construction 2010      
Date Acquired 2015      
Restaurant Properties | Lee's Summit | MO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Lee's Summit | MO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Gadsden | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 219      
Initial Costs to Company, Buildings and Improvements 2,915      
Gross Amount at Which Carried at Close of Period, Land 219      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,915      
Total 3,134      
Accumulated Depreciation $ 351      
Date of Construction 1981      
Date Acquired 2015      
Restaurant Properties | Gadsden | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Gadsden | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Murfreesboro | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 247      
Initial Costs to Company, Buildings and Improvements 2,747      
Gross Amount at Which Carried at Close of Period, Land 247      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,747      
Total 2,994      
Accumulated Depreciation $ 351      
Date of Construction 1987      
Date Acquired 2015      
Restaurant Properties | Murfreesboro | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Murfreesboro | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Macon | GA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 258      
Initial Costs to Company, Buildings and Improvements 3,235      
Gross Amount at Which Carried at Close of Period, Land 258      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,235      
Total 3,493      
Accumulated Depreciation $ 379      
Date of Construction 1972      
Date Acquired 2015      
Restaurant Properties | Macon | GA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Macon | GA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Joliet | IL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 686      
Initial Costs to Company, Buildings and Improvements 3,072      
Gross Amount at Which Carried at Close of Period, Land 686      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,072      
Total 3,758      
Accumulated Depreciation $ 393      
Date of Construction 1991      
Date Acquired 2015      
Restaurant Properties | Joliet | IL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Joliet | IL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Wheat Ridge | CO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 451      
Initial Costs to Company, Buildings and Improvements 3,614      
Gross Amount at Which Carried at Close of Period, Land 451      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,614      
Total 4,065      
Accumulated Depreciation $ 419      
Date of Construction 1974      
Date Acquired 2015      
Restaurant Properties | Wheat Ridge | CO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Wheat Ridge | CO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Oakdale | MN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 197      
Initial Costs to Company, Buildings and Improvements 3,455      
Gross Amount at Which Carried at Close of Period, Land 197      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,455      
Total 3,652      
Accumulated Depreciation $ 400      
Date of Construction 2006      
Date Acquired 2015      
Restaurant Properties | Oakdale | MN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Oakdale | MN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Pineville | NEW CALEDONIA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 74      
Initial Costs to Company, Buildings and Improvements 3,587      
Gross Amount at Which Carried at Close of Period, Land 74      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,587      
Total 3,661      
Accumulated Depreciation $ 429      
Date of Construction 1991      
Date Acquired 2015      
Restaurant Properties | Pineville | NEW CALEDONIA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Pineville | NEW CALEDONIA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Maplewood | MN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 315      
Initial Costs to Company, Buildings and Improvements 1,551      
Gross Amount at Which Carried at Close of Period, Land 315      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,551      
Total 1,866      
Accumulated Depreciation $ 213      
Date of Construction 1983      
Date Acquired 2016      
Restaurant Properties | Maplewood | MN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Maplewood | MN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Santa Fe | NM        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 121      
Initial Costs to Company, Buildings and Improvements 2,979      
Gross Amount at Which Carried at Close of Period, Land 121      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,979      
Total 3,100      
Accumulated Depreciation $ 302      
Date of Construction 1990      
Date Acquired 2016      
Restaurant Properties | Santa Fe | NM | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Santa Fe | NM | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Jonesboro | AR        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 324      
Initial Costs to Company, Buildings and Improvements 3,383      
Gross Amount at Which Carried at Close of Period, Land 324      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,383      
Total 3,707      
Accumulated Depreciation $ 358      
Date of Construction 2011      
Date Acquired 2016      
Restaurant Properties | Jonesboro | AR | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Jonesboro | AR | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Lafayette | INDIANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 285      
Initial Costs to Company, Buildings and Improvements 3,436      
Gross Amount at Which Carried at Close of Period, Land 285      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,436      
Total 3,721      
Accumulated Depreciation $ 363      
Date of Construction 2012      
Date Acquired 2016      
Restaurant Properties | Lafayette | INDIANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Lafayette | INDIANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Bridgeport | WV        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 88      
Initial Costs to Company, Buildings and Improvements 4,074      
Gross Amount at Which Carried at Close of Period, Land 88      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,074      
Total 4,162      
Accumulated Depreciation $ 450      
Date of Construction 2007      
Date Acquired 2016      
Restaurant Properties | Bridgeport | WV | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Bridgeport | WV | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | St. Mary's | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 56      
Initial Costs to Company, Buildings and Improvements 3,997      
Gross Amount at Which Carried at Close of Period, Land 56      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,997      
Total 4,053      
Accumulated Depreciation $ 451      
Date of Construction 2011      
Date Acquired 2016      
Restaurant Properties | St. Mary's | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | St. Mary's | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Round Rock | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 769      
Initial Costs to Company, Buildings and Improvements 4,176      
Gross Amount at Which Carried at Close of Period, Land 769      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,176      
Total 4,945      
Accumulated Depreciation $ 420      
Date of Construction 1984      
Date Acquired 2016      
Restaurant Properties | Round Rock | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Round Rock | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Austin | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,184      
Initial Costs to Company, Buildings and Improvements 5,678      
Gross Amount at Which Carried at Close of Period, Land 1,184      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 5,678      
Total 6,862      
Accumulated Depreciation $ 577      
Date of Construction 1998      
Date Acquired 2016      
Restaurant Properties | Austin | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Austin | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Austin | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 2,104      
Initial Costs to Company, Buildings and Improvements 7,566      
Gross Amount at Which Carried at Close of Period, Land 2,104      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 7,566      
Total 9,670      
Accumulated Depreciation $ 807      
Date of Construction 2006      
Date Acquired 2016      
Restaurant Properties | Austin | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Austin | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Austin | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 4,190      
Initial Costs to Company, Buildings and Improvements 7,829      
Gross Amount at Which Carried at Close of Period, Land 4,190      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 7,829      
Total 12,019      
Accumulated Depreciation $ 799      
Date of Construction 1994      
Date Acquired 2016      
Restaurant Properties | Austin | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Austin | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Dothan | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 539      
Initial Costs to Company, Buildings and Improvements 2,551      
Gross Amount at Which Carried at Close of Period, Land 539      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,551      
Total 3,090      
Accumulated Depreciation $ 251      
Date of Construction 1997      
Date Acquired 2016      
Restaurant Properties | Dothan | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Dothan | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Tallahassee | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 864      
Initial Costs to Company, Buildings and Improvements 2,184      
Gross Amount at Which Carried at Close of Period, Land 864      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,184      
Total 3,048      
Accumulated Depreciation $ 228      
Date of Construction 1995      
Date Acquired 2016      
Restaurant Properties | Tallahassee | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Tallahassee | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Peachtree City | GA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 476      
Initial Costs to Company, Buildings and Improvements 2,590      
Gross Amount at Which Carried at Close of Period, Land 476      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,590      
Total 3,066      
Accumulated Depreciation $ 263      
Date of Construction 1997      
Date Acquired 2016      
Restaurant Properties | Peachtree City | GA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Peachtree City | GA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Valdosta | GA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 524      
Initial Costs to Company, Buildings and Improvements 2,504      
Gross Amount at Which Carried at Close of Period, Land 524      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,504      
Total 3,028      
Accumulated Depreciation $ 255      
Date of Construction 1997      
Date Acquired 2016      
Restaurant Properties | Valdosta | GA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Valdosta | GA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Orland Park | IL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 686      
Initial Costs to Company, Buildings and Improvements 2,358      
Gross Amount at Which Carried at Close of Period, Land 686      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,358      
Total 3,044      
Accumulated Depreciation $ 249      
Date of Construction 1994      
Date Acquired 2016      
Restaurant Properties | Orland Park | IL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Orland Park | IL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Bloomington | INDIANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 240      
Initial Costs to Company, Buildings and Improvements 2,761      
Gross Amount at Which Carried at Close of Period, Land 240      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,761      
Total 3,001      
Accumulated Depreciation $ 252      
Date of Construction 1994      
Date Acquired 2016      
Restaurant Properties | Bloomington | INDIANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Bloomington | INDIANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Kokomo | INDIANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 106      
Initial Costs to Company, Buildings and Improvements 3,065      
Gross Amount at Which Carried at Close of Period, Land 106      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,065      
Total 3,171      
Accumulated Depreciation $ 269      
Date of Construction 1995      
Date Acquired 2016      
Restaurant Properties | Kokomo | INDIANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Kokomo | INDIANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Clarkston | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 284      
Initial Costs to Company, Buildings and Improvements 2,788      
Gross Amount at Which Carried at Close of Period, Land 284      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,788      
Total 3,072      
Accumulated Depreciation $ 302      
Date of Construction 1997      
Date Acquired 2016      
Restaurant Properties | Clarkston | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Clarkston | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Madison Heights | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 58      
Initial Costs to Company, Buildings and Improvements 3,094      
Gross Amount at Which Carried at Close of Period, Land 58      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,094      
Total 3,152      
Accumulated Depreciation $ 271      
Date of Construction 1995      
Date Acquired 2016      
Restaurant Properties | Madison Heights | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Madison Heights | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Brighton | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 102      
Initial Costs to Company, Buildings and Improvements 2,920      
Gross Amount at Which Carried at Close of Period, Land 102      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,920      
Total 3,022      
Accumulated Depreciation $ 297      
Date of Construction 1998      
Date Acquired 2016      
Restaurant Properties | Brighton | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Brighton | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Hendersonville | NC        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 165      
Initial Costs to Company, Buildings and Improvements 2,928      
Gross Amount at Which Carried at Close of Period, Land 165      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,928      
Total 3,093      
Accumulated Depreciation $ 306      
Date of Construction 2000      
Date Acquired 2016      
Restaurant Properties | Hendersonville | NC | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Hendersonville | NC | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | New Bern | NC        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 284      
Initial Costs to Company, Buildings and Improvements 2,525      
Gross Amount at Which Carried at Close of Period, Land 284      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,525      
Total 2,809      
Accumulated Depreciation $ 252      
Date of Construction 2000      
Date Acquired 2016      
Restaurant Properties | New Bern | NC | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | New Bern | NC | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Cherry Hill | NJ        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 791      
Initial Costs to Company, Buildings and Improvements 2,340      
Gross Amount at Which Carried at Close of Period, Land 791      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,340      
Total 3,131      
Accumulated Depreciation $ 248      
Date of Construction 1992      
Date Acquired 2016      
Restaurant Properties | Cherry Hill | NJ | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Cherry Hill | NJ | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Harrisburg | PA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 735      
Initial Costs to Company, Buildings and Improvements 2,340      
Gross Amount at Which Carried at Close of Period, Land 735      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,340      
Total 3,075      
Accumulated Depreciation $ 238      
Date of Construction 1994      
Date Acquired 2016      
Restaurant Properties | Harrisburg | PA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Harrisburg | PA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Beaumont | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 206      
Initial Costs to Company, Buildings and Improvements 3,241      
Gross Amount at Which Carried at Close of Period, Land 206      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,241      
Total 3,447      
Accumulated Depreciation $ 315      
Date of Construction 1996      
Date Acquired 2016      
Restaurant Properties | Beaumont | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Beaumont | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Desoto | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 535      
Initial Costs to Company, Buildings and Improvements 2,542      
Gross Amount at Which Carried at Close of Period, Land 535      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,542      
Total 3,077      
Accumulated Depreciation $ 264      
Date of Construction 1999      
Date Acquired 2016      
Restaurant Properties | Desoto | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Desoto | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Lewisville | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 299      
Initial Costs to Company, Buildings and Improvements 2,786      
Gross Amount at Which Carried at Close of Period, Land 299      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,786      
Total 3,085      
Accumulated Depreciation $ 258      
Date of Construction 1994      
Date Acquired 2016      
Restaurant Properties | Lewisville | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Lewisville | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Webster | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 591      
Initial Costs to Company, Buildings and Improvements 2,622      
Gross Amount at Which Carried at Close of Period, Land 591      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,622      
Total 3,213      
Accumulated Depreciation $ 267      
Date of Construction 1995      
Date Acquired 2016      
Restaurant Properties | Webster | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Webster | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Harrisonburg | VA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 444      
Initial Costs to Company, Buildings and Improvements 2,645      
Gross Amount at Which Carried at Close of Period, Land 444      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,645      
Total 3,089      
Accumulated Depreciation $ 278      
Date of Construction 1998      
Date Acquired 2016      
Restaurant Properties | Harrisonburg | VA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Harrisonburg | VA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Beckley | WV        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 194      
Initial Costs to Company, Buildings and Improvements 3,049      
Gross Amount at Which Carried at Close of Period, Land 194      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,049      
Total 3,243      
Accumulated Depreciation $ 293      
Date of Construction 1997      
Date Acquired 2016      
Restaurant Properties | Beckley | WV | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Beckley | WV | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Brook Park | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 180      
Initial Costs to Company, Buildings and Improvements 1,875      
Gross Amount at Which Carried at Close of Period, Land 180      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,875      
Total 2,055      
Accumulated Depreciation $ 155      
Date of Construction 2000      
Date Acquired 2017      
Restaurant Properties | Brook Park | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Brook Park | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Terre Haute | INDIANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 207      
Initial Costs to Company, Buildings and Improvements 1,860      
Gross Amount at Which Carried at Close of Period, Land 207      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,860      
Total 2,067      
Accumulated Depreciation $ 151      
Date of Construction 1984      
Date Acquired 2017      
Restaurant Properties | Terre Haute | INDIANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Terre Haute | INDIANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Harmarville | PA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 157      
Initial Costs to Company, Buildings and Improvements 1,761      
Gross Amount at Which Carried at Close of Period, Land 157      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,761      
Total 1,918      
Accumulated Depreciation $ 159      
Date of Construction 1984      
Date Acquired 2017      
Restaurant Properties | Harmarville | PA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Harmarville | PA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Youngstown | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 72      
Initial Costs to Company, Buildings and Improvements 1,945      
Gross Amount at Which Carried at Close of Period, Land 72      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,945      
Total 2,017      
Accumulated Depreciation $ 158      
Date of Construction 1983      
Date Acquired 2017      
Restaurant Properties | Youngstown | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Youngstown | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Mars | PA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 381      
Initial Costs to Company, Buildings and Improvements 1,572      
Gross Amount at Which Carried at Close of Period, Land 381      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,572      
Total 1,953      
Accumulated Depreciation $ 146      
Date of Construction 2004      
Date Acquired 2017      
Restaurant Properties | Mars | PA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Mars | PA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Lafayette | INDIANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 125      
Initial Costs to Company, Buildings and Improvements 1,793      
Gross Amount at Which Carried at Close of Period, Land 125      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,793      
Total 1,918      
Accumulated Depreciation $ 141      
Date of Construction 1976      
Date Acquired 2017      
Restaurant Properties | Lafayette | INDIANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Lafayette | INDIANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Joliet | IL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 366      
Initial Costs to Company, Buildings and Improvements 1,505      
Gross Amount at Which Carried at Close of Period, Land 366      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,505      
Total 1,871      
Accumulated Depreciation $ 144      
Date of Construction 1983      
Date Acquired 2017      
Restaurant Properties | Joliet | IL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Joliet | IL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Cincinnati | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 638      
Initial Costs to Company, Buildings and Improvements 1,515      
Gross Amount at Which Carried at Close of Period, Land 638      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,515      
Total 2,153      
Accumulated Depreciation $ 140      
Date of Construction 1988      
Date Acquired 2017      
Restaurant Properties | Cincinnati | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Cincinnati | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Delaware | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 54      
Initial Costs to Company, Buildings and Improvements 1,788      
Gross Amount at Which Carried at Close of Period, Land 54      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,788      
Total 1,842      
Accumulated Depreciation $ 145      
Date of Construction 1987      
Date Acquired 2017      
Restaurant Properties | Delaware | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Delaware | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Wadsworth | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 310      
Initial Costs to Company, Buildings and Improvements 1,612      
Gross Amount at Which Carried at Close of Period, Land 310      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,612      
Total 1,922      
Accumulated Depreciation $ 148      
Date of Construction 1989      
Date Acquired 2017      
Restaurant Properties | Wadsworth | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Wadsworth | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Fort Wright | KY        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 68      
Initial Costs to Company, Buildings and Improvements 2,374      
Costs Capitalized Subsequent to Acquisition, Improvements 9      
Gross Amount at Which Carried at Close of Period, Land 68      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,383      
Total 2,451      
Accumulated Depreciation $ 195      
Date of Construction 1997      
Date Acquired 2017      
Restaurant Properties | Fort Wright | KY | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Fort Wright | KY | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Akron | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 134      
Initial Costs to Company, Buildings and Improvements 1,605      
Gross Amount at Which Carried at Close of Period, Land 134      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,605      
Total 1,739      
Accumulated Depreciation $ 171      
Date of Construction 1998      
Date Acquired 2017      
Restaurant Properties | Akron | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Akron | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Mt. Vernon | IL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 68      
Initial Costs to Company, Buildings and Improvements 1,849      
Gross Amount at Which Carried at Close of Period, Land 68      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,849      
Total 1,917      
Accumulated Depreciation $ 164      
Date of Construction 2001      
Date Acquired 2017      
Restaurant Properties | Mt. Vernon | IL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Mt. Vernon | IL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Maysville | KY        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 37      
Initial Costs to Company, Buildings and Improvements 1,889      
Gross Amount at Which Carried at Close of Period, Land 37      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,889      
Total 1,926      
Accumulated Depreciation $ 158      
Date of Construction 2003      
Date Acquired 2017      
Restaurant Properties | Maysville | KY | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Maysville | KY | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Parkersburg | WV        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 280      
Initial Costs to Company, Buildings and Improvements 1,631      
Gross Amount at Which Carried at Close of Period, Land 280      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,631      
Total 1,911      
Accumulated Depreciation $ 142      
Date of Construction 2004      
Date Acquired 2017      
Restaurant Properties | Parkersburg | WV | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Parkersburg | WV | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Chesterton | INDIANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 343      
Initial Costs to Company, Buildings and Improvements 1,613      
Gross Amount at Which Carried at Close of Period, Land 343      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,613      
Total 1,956      
Accumulated Depreciation $ 143      
Date of Construction 2004      
Date Acquired 2017      
Restaurant Properties | Chesterton | INDIANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Chesterton | INDIANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Huntington | WV        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 344      
Initial Costs to Company, Buildings and Improvements 1,575      
Gross Amount at Which Carried at Close of Period, Land 344      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,575      
Total 1,919      
Accumulated Depreciation $ 136      
Date of Construction 2005      
Date Acquired 2017      
Restaurant Properties | Huntington | WV | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Huntington | WV | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Amelia | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 315      
Initial Costs to Company, Buildings and Improvements 1,719      
Gross Amount at Which Carried at Close of Period, Land 315      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,719      
Total 2,034      
Accumulated Depreciation $ 140      
Date of Construction 2006      
Date Acquired 2017      
Restaurant Properties | Amelia | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Amelia | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Bellefontaine | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 100      
Initial Costs to Company, Buildings and Improvements 1,833      
Gross Amount at Which Carried at Close of Period, Land 100      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,833      
Total 1,933      
Accumulated Depreciation $ 159      
Date of Construction 1994      
Date Acquired 2017      
Restaurant Properties | Bellefontaine | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Bellefontaine | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Logan | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 153      
Initial Costs to Company, Buildings and Improvements 1,880      
Gross Amount at Which Carried at Close of Period, Land 153      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,880      
Total 2,033      
Accumulated Depreciation $ 178      
Date of Construction 2008      
Date Acquired 2017      
Restaurant Properties | Logan | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Logan | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Harrison | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 204      
Initial Costs to Company, Buildings and Improvements 1,514      
Gross Amount at Which Carried at Close of Period, Land 204      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,514      
Total 1,718      
Accumulated Depreciation $ 133      
Date of Construction 2014      
Date Acquired 2017      
Restaurant Properties | Harrison | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Harrison | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Upper Sandusky | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 171      
Initial Costs to Company, Buildings and Improvements 1,198      
Gross Amount at Which Carried at Close of Period, Land 171      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,198      
Total 1,369      
Accumulated Depreciation $ 103      
Date of Construction 1994      
Date Acquired 2017      
Restaurant Properties | Upper Sandusky | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Upper Sandusky | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Oak Ridge | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,167      
Initial Costs to Company, Buildings and Improvements 1,684      
Gross Amount at Which Carried at Close of Period, Land 1,167      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,684      
Total 2,851      
Accumulated Depreciation $ 116      
Date of Construction 2013      
Date Acquired 2017      
Restaurant Properties | Oak Ridge | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Oak Ridge | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Alcoa | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,022      
Initial Costs to Company, Buildings and Improvements 1,760      
Gross Amount at Which Carried at Close of Period, Land 1,022      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,760      
Total 2,782      
Accumulated Depreciation $ 120      
Date of Construction 2015      
Date Acquired 2017      
Restaurant Properties | Alcoa | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Alcoa | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Salisbury | NC        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 131      
Initial Costs to Company, Buildings and Improvements 1,243      
Gross Amount at Which Carried at Close of Period, Land 131      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,243      
Total 1,374      
Accumulated Depreciation $ 60      
Date of Construction 1974      
Date Acquired 2018      
Restaurant Properties | Salisbury | NC | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Salisbury | NC | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | High Point | NC        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 202      
Initial Costs to Company, Buildings and Improvements 1,765      
Gross Amount at Which Carried at Close of Period, Land 202      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,765      
Total 1,967      
Accumulated Depreciation $ 88      
Date of Construction 1975      
Date Acquired 2018      
Restaurant Properties | High Point | NC | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | High Point | NC | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Fayetteville | NC        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 251      
Initial Costs to Company, Buildings and Improvements 3,324      
Gross Amount at Which Carried at Close of Period, Land 251      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,324      
Total 3,575      
Accumulated Depreciation $ 157      
Date of Construction 1970      
Date Acquired 2018      
Restaurant Properties | Fayetteville | NC | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Fayetteville | NC | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Gastonia | NC        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 236      
Initial Costs to Company, Buildings and Improvements 1,311      
Gross Amount at Which Carried at Close of Period, Land 236      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,311      
Total 1,547      
Accumulated Depreciation $ 67      
Date of Construction 1991      
Date Acquired 2018      
Restaurant Properties | Gastonia | NC | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Gastonia | NC | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Hampton | VA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 642      
Initial Costs to Company, Buildings and Improvements 1,108      
Gross Amount at Which Carried at Close of Period, Land 642      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,108      
Total 1,750      
Accumulated Depreciation $ 64      
Date of Construction 2016      
Date Acquired 2018      
Restaurant Properties | Hampton | VA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Hampton | VA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Greenville | SOUTH CAROLINA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 946      
Initial Costs to Company, Buildings and Improvements 3,068      
Gross Amount at Which Carried at Close of Period, Land 946      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,068      
Total 4,014      
Accumulated Depreciation $ 145      
Date of Construction 1973      
Date Acquired 2018      
Restaurant Properties | Greenville | SOUTH CAROLINA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Greenville | SOUTH CAROLINA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Riverdale | GA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 311      
Initial Costs to Company, Buildings and Improvements 2,518      
Gross Amount at Which Carried at Close of Period, Land 311      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,518      
Total 2,829      
Accumulated Depreciation $ 125      
Date of Construction 2003      
Date Acquired 2018      
Restaurant Properties | Riverdale | GA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Riverdale | GA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Memphis | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 632      
Initial Costs to Company, Buildings and Improvements 2,376      
Gross Amount at Which Carried at Close of Period, Land 632      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,376      
Total 3,008      
Accumulated Depreciation $ 123      
Date of Construction 1978      
Date Acquired 2018      
Restaurant Properties | Memphis | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Memphis | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Chattanooga | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 470      
Initial Costs to Company, Buildings and Improvements 3,391      
Gross Amount at Which Carried at Close of Period, Land 470      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,391      
Total 3,861      
Accumulated Depreciation $ 163      
Date of Construction 1970      
Date Acquired 2018      
Restaurant Properties | Chattanooga | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Chattanooga | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Louisville | KY        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 387      
Initial Costs to Company, Buildings and Improvements 4,698      
Gross Amount at Which Carried at Close of Period, Land 387      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,698      
Total 5,085      
Accumulated Depreciation $ 224      
Date of Construction 1965      
Date Acquired 2018      
Restaurant Properties | Louisville | KY | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Louisville | KY | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Louisville | KY        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 297      
Initial Costs to Company, Buildings and Improvements 2,867      
Gross Amount at Which Carried at Close of Period, Land 297      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,867      
Total 3,164      
Accumulated Depreciation $ 135      
Date of Construction 1966      
Date Acquired 2018      
Restaurant Properties | Louisville | KY | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Louisville | KY | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Huntsville | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 251      
Initial Costs to Company, Buildings and Improvements 3,819      
Gross Amount at Which Carried at Close of Period, Land 251      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,819      
Total 4,070      
Accumulated Depreciation $ 179      
Date of Construction 1968      
Date Acquired 2018      
Restaurant Properties | Huntsville | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Huntsville | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Matthews | NC        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 432      
Initial Costs to Company, Buildings and Improvements 941      
Gross Amount at Which Carried at Close of Period, Land 432      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 941      
Total 1,373      
Accumulated Depreciation $ 53      
Date of Construction 2013      
Date Acquired 2018      
Restaurant Properties | Matthews | NC | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Matthews | NC | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Brentwood | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 924      
Initial Costs to Company, Buildings and Improvements 803      
Gross Amount at Which Carried at Close of Period, Land 924      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 803      
Total 1,727      
Accumulated Depreciation $ 49      
Date of Construction 2004      
Date Acquired 2018      
Restaurant Properties | Brentwood | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Brentwood | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Pensacola | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 328      
Initial Costs to Company, Buildings and Improvements 2,600      
Gross Amount at Which Carried at Close of Period, Land 328      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,600      
Total 2,928      
Accumulated Depreciation $ 126      
Date of Construction 2007      
Date Acquired 2018      
Restaurant Properties | Pensacola | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Pensacola | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Augusta | GA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 253      
Initial Costs to Company, Buildings and Improvements 772      
Gross Amount at Which Carried at Close of Period, Land 253      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 772      
Total 1,025      
Accumulated Depreciation $ 39      
Date of Construction 2012      
Date Acquired 2018      
Restaurant Properties | Augusta | GA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Augusta | GA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Mishawaka | INDIANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 330      
Initial Costs to Company, Buildings and Improvements 2,074      
Gross Amount at Which Carried at Close of Period, Land 330      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,074      
Total 2,404      
Accumulated Depreciation $ 105      
Date of Construction 2003      
Date Acquired 2018      
Restaurant Properties | Mishawaka | INDIANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Mishawaka | INDIANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Nashville | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 416      
Initial Costs to Company, Buildings and Improvements 1,511      
Gross Amount at Which Carried at Close of Period, Land 416      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,511      
Total 1,927      
Accumulated Depreciation $ 50      
Date of Construction 2000      
Date Acquired 2018      
Restaurant Properties | Nashville | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Nashville | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Miles City | MONTANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 547      
Initial Costs to Company, Buildings and Improvements 1,616      
Gross Amount at Which Carried at Close of Period, Land 547      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,616      
Total 2,163      
Accumulated Depreciation $ 84      
Date of Construction 1995      
Date Acquired 2018      
Restaurant Properties | Miles City | MONTANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Miles City | MONTANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Dickinson | NORTH DAKOTA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 294      
Initial Costs to Company, Buildings and Improvements 2,447      
Gross Amount at Which Carried at Close of Period, Land 294      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,447      
Total 2,741      
Accumulated Depreciation $ 105      
Date of Construction 1983      
Date Acquired 2018      
Restaurant Properties | Dickinson | NORTH DAKOTA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Dickinson | NORTH DAKOTA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Billings | MONTANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 356      
Initial Costs to Company, Buildings and Improvements 1,728      
Gross Amount at Which Carried at Close of Period, Land 356      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,728      
Total 2,084      
Accumulated Depreciation $ 81      
Date of Construction 1976      
Date Acquired 2018      
Restaurant Properties | Billings | MONTANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Billings | MONTANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Billings | MONTANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 753      
Initial Costs to Company, Buildings and Improvements 1,448      
Gross Amount at Which Carried at Close of Period, Land 753      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,448      
Total 2,201      
Accumulated Depreciation $ 73      
Date of Construction 2003      
Date Acquired 2018      
Restaurant Properties | Billings | MONTANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Billings | MONTANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Cincinnati | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 184      
Initial Costs to Company, Buildings and Improvements 1,396      
Gross Amount at Which Carried at Close of Period, Land 184      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,396      
Total 1,580      
Accumulated Depreciation $ 46      
Date of Construction 1987      
Date Acquired 2018      
Restaurant Properties | Cincinnati | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Cincinnati | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Cincinnati | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 164      
Initial Costs to Company, Buildings and Improvements 2,787      
Gross Amount at Which Carried at Close of Period, Land 164      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,787      
Total 2,951      
Accumulated Depreciation $ 35      
Date of Construction 1987      
Date Acquired 2019      
Restaurant Properties | Cincinnati | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Cincinnati | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Hamilton | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 640      
Initial Costs to Company, Buildings and Improvements 2,310      
Gross Amount at Which Carried at Close of Period, Land 640      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,310      
Total 2,950      
Accumulated Depreciation $ 8      
Date of Construction 2004      
Date Acquired 2019      
Restaurant Properties | Hamilton | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Hamilton | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Restaurant Properties | Louisville | KY        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 162      
Initial Costs to Company, Buildings and Improvements 948      
Gross Amount at Which Carried at Close of Period, Land 162      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 948      
Total 1,110      
Accumulated Depreciation $ 32      
Date of Construction 2002      
Date Acquired 2018      
Restaurant Properties | Louisville | KY | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Restaurant Properties | Louisville | KY | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Office Properties | Union Grove | WI        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 85      
Initial Costs to Company, Buildings and Improvements 340      
Gross Amount at Which Carried at Close of Period, Land 85      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 340      
Total 425      
Accumulated Depreciation $ 69      
Date of Construction 1993      
Date Acquired 2012      
Office Properties | Union Grove | WI | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Office Properties | Union Grove | WI | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Office Properties | Mt. Pleasant | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 2,214      
Initial Costs to Company, Buildings and Improvements 3,717      
Gross Amount at Which Carried at Close of Period, Land 2,214      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,717      
Total 5,931      
Accumulated Depreciation $ 712      
Date of Construction 2008      
Date Acquired 2014      
Office Properties | Mt. Pleasant | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Office Properties | Mt. Pleasant | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Office Properties | Jacksonville | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,251      
Initial Costs to Company, Buildings and Improvements 19,784      
Gross Amount at Which Carried at Close of Period, Land 1,251      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 19,784      
Total 21,035      
Accumulated Depreciation $ 1,130      
Date of Construction 1984      
Date Acquired 2017      
Office Properties | Jacksonville | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Office Properties | Jacksonville | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Office Properties | Melbourne | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,701      
Initial Costs to Company, Buildings and Improvements 12,141      
Gross Amount at Which Carried at Close of Period, Land 1,701      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 12,141      
Total 13,842      
Accumulated Depreciation $ 1,063      
Date of Construction 2012      
Date Acquired 2016      
Office Properties | Melbourne | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Office Properties | Melbourne | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Office Properties | Carrollton | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 3,743      
Initial Costs to Company, Buildings and Improvements 28,025      
Gross Amount at Which Carried at Close of Period, Land 3,743      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 28,025      
Total 31,768      
Accumulated Depreciation $ 1,135      
Date of Construction 1999      
Date Acquired 2018      
Office Properties | Carrollton | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Office Properties | Carrollton | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Office Properties | Murfreesboro | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,534      
Initial Costs to Company, Buildings and Improvements 25,033      
Costs Capitalized Subsequent to Acquisition, Improvements 1,727      
Gross Amount at Which Carried at Close of Period, Land 1,534      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 26,760      
Total 28,294      
Accumulated Depreciation $ 377      
Date of Construction 1980      
Date Acquired 2019      
Office Properties | Murfreesboro | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Office Properties | Murfreesboro | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Office Properties | Austin | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 300      
Initial Costs to Company, Buildings and Improvements 29,681      
Costs Capitalized Subsequent to Acquisition, Improvements 8,649      
Gross Amount at Which Carried at Close of Period, Land 300      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 38,330      
Total 38,630      
Accumulated Depreciation $ 3,830      
Date of Construction 1984      
Date Acquired 2016      
Office Properties | Austin | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 7 years      
Office Properties | Austin | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Office Properties | Harrisburg | PA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 958      
Initial Costs to Company, Buildings and Improvements 19,060      
Gross Amount at Which Carried at Close of Period, Land 958      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 19,060      
Total 20,018      
Accumulated Depreciation $ 1,988      
Date of Construction 1976      
Date Acquired 2016      
Office Properties | Harrisburg | PA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Office Properties | Harrisburg | PA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Office Properties | Rochester | NEW YORK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 589      
Initial Costs to Company, Buildings and Improvements 9,872      
Gross Amount at Which Carried at Close of Period, Land 589      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 9,872      
Total 10,461      
Accumulated Depreciation $ 2,709      
Date of Construction 2001      
Date Acquired 2010      
Office Properties | Rochester | NEW YORK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Office Properties | Rochester | NEW YORK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Office Properties | Groveport | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 710      
Initial Costs to Company, Buildings and Improvements 5,087      
Gross Amount at Which Carried at Close of Period, Land 710      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 5,087      
Total 5,797      
Accumulated Depreciation $ 1,004      
Date of Construction 1979      
Date Acquired 2014      
Office Properties | Groveport | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Office Properties | Groveport | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Office Properties | West Valley City | UT        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,336      
Initial Costs to Company, Buildings and Improvements 5,822      
Costs Capitalized Subsequent to Acquisition, Improvements 10,000      
Gross Amount at Which Carried at Close of Period, Land 1,336      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 15,822      
Total 17,158      
Accumulated Depreciation $ 3,482      
Date of Construction 1998      
Date Acquired 2014      
Office Properties | West Valley City | UT | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Office Properties | West Valley City | UT | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Office Properties | Milwaukee | WI        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 668      
Initial Costs to Company, Buildings and Improvements 5,650      
Gross Amount at Which Carried at Close of Period, Land 668      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 5,650      
Total 6,318      
Accumulated Depreciation $ 803      
Date of Construction 1989      
Date Acquired 2014      
Office Properties | Milwaukee | WI | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Office Properties | Milwaukee | WI | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Office Properties | Harleysville | PA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 3,513      
Initial Costs to Company, Buildings and Improvements 24,767      
Gross Amount at Which Carried at Close of Period, Land 3,513      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 24,767      
Total 28,280      
Accumulated Depreciation $ 2,992      
Date of Construction 1950      
Date Acquired 2016      
Office Properties | Harleysville | PA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Office Properties | Harleysville | PA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Office Properties | Wood Dale | IL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 2,806      
Initial Costs to Company, Buildings and Improvements 8,726      
Costs Capitalized Subsequent to Acquisition, Improvements 54      
Gross Amount at Which Carried at Close of Period, Land 2,806      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 8,780      
Total 11,586      
Accumulated Depreciation $ 939      
Date of Construction 1986      
Date Acquired 2016      
Office Properties | Wood Dale | IL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Office Properties | Wood Dale | IL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Office Properties | Pittsford | NEW YORK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 40      
Initial Costs to Company, Buildings and Improvements 29,530      
Costs Capitalized Subsequent to Acquisition, Improvements 1,000      
Gross Amount at Which Carried at Close of Period, Land 40      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 30,530      
Total 30,570      
Accumulated Depreciation $ 2,171      
Date of Construction 1975      
Date Acquired 2017      
Office Properties | Pittsford | NEW YORK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Office Properties | Pittsford | NEW YORK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Office Properties | Troy | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,665      
Initial Costs to Company, Buildings and Improvements 19,798      
Costs Capitalized Subsequent to Acquisition, Improvements 1      
Gross Amount at Which Carried at Close of Period, Land 1,665      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 19,799      
Total 21,464      
Accumulated Depreciation $ 1,168      
Date of Construction 1984      
Date Acquired 2017      
Office Properties | Troy | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Office Properties | Troy | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Office Properties | Westborough | MASSACHUSETTS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 5,861      
Initial Costs to Company, Buildings and Improvements 27,646      
Gross Amount at Which Carried at Close of Period, Land 5,861      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 27,646      
Total 33,507      
Accumulated Depreciation $ 288      
Date of Construction 1965      
Date Acquired 2019      
Office Properties | Westborough | MASSACHUSETTS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Office Properties | Westborough | MASSACHUSETTS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Oshkosh | WI        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 134      
Initial Costs to Company, Buildings and Improvements 5,372      
Gross Amount at Which Carried at Close of Period, Land 134      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 5,372      
Total 5,506      
Accumulated Depreciation $ 362      
Date of Construction 1995      
Date Acquired 2017      
Retail Properties | Oshkosh | WI | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Oshkosh | WI | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Mt. Pleasant | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,141      
Initial Costs to Company, Buildings and Improvements 997      
Gross Amount at Which Carried at Close of Period, Land 1,141      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 997      
Total 2,138      
Accumulated Depreciation $ 258      
Date of Construction 1972      
Date Acquired 2014      
Retail Properties | Mt. Pleasant | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Mt. Pleasant | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Madill | OK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 739      
Initial Costs to Company, Buildings and Improvements 714      
Gross Amount at Which Carried at Close of Period, Land 739      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 714      
Total 1,453      
Accumulated Depreciation $ 111      
Date of Construction 1993      
Date Acquired 2014      
Retail Properties | Madill | OK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Madill | OK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Columbus | MN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 406      
Initial Costs to Company, Buildings and Improvements 945      
Costs Capitalized Subsequent to Acquisition, Improvements 2      
Gross Amount at Which Carried at Close of Period, Land 406      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 947      
Total 1,353      
Accumulated Depreciation $ 83      
Date of Construction 1983      
Date Acquired 2017      
Retail Properties | Columbus | MN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Columbus | MN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Jacksonville | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 444      
Initial Costs to Company, Buildings and Improvements 2,179      
Gross Amount at Which Carried at Close of Period, Land 444      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,179      
Total 2,623      
Accumulated Depreciation $ 345      
Date of Construction 2008      
Date Acquired 2017      
Retail Properties | Jacksonville | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 7 years      
Retail Properties | Jacksonville | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Green Bay | WI        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 398      
Initial Costs to Company, Buildings and Improvements 9,087      
Costs Capitalized Subsequent to Acquisition, Improvements 2      
Gross Amount at Which Carried at Close of Period, Land 398      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 9,089      
Total 9,487      
Accumulated Depreciation $ 607      
Date of Construction 1992      
Date Acquired 2017      
Retail Properties | Green Bay | WI | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Green Bay | WI | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Novi | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 201      
Initial Costs to Company, Buildings and Improvements 12,681      
Gross Amount at Which Carried at Close of Period, Land 201      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 12,681      
Total 12,882      
Accumulated Depreciation $ 1,038      
Date of Construction 1985      
Date Acquired 2017      
Retail Properties | Novi | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Novi | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Evansville | INDIANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 636      
Initial Costs to Company, Buildings and Improvements 3,655      
Gross Amount at Which Carried at Close of Period, Land 636      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,655      
Total 4,291      
Accumulated Depreciation $ 365      
Date of Construction 1949      
Date Acquired 2016      
Retail Properties | Evansville | INDIANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Evansville | INDIANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Dallas | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 454      
Initial Costs to Company, Buildings and Improvements 449      
Gross Amount at Which Carried at Close of Period, Land 454      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 449      
Total 903      
Accumulated Depreciation $ 101      
Date of Construction 1984      
Date Acquired 2014      
Retail Properties | Dallas | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Dallas | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Clinton Township | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 358      
Initial Costs to Company, Buildings and Improvements 9,551      
Gross Amount at Which Carried at Close of Period, Land 358      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 9,551      
Total 9,909      
Accumulated Depreciation $ 759      
Date of Construction 1987      
Date Acquired 2017      
Retail Properties | Clinton Township | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Clinton Township | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Hickory | KY        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 850      
Initial Costs to Company, Buildings and Improvements 1,984      
Gross Amount at Which Carried at Close of Period, Land 850      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,984      
Total 2,834      
Accumulated Depreciation $ 527      
Date of Construction 1985      
Date Acquired 2010      
Retail Properties | Hickory | KY | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Hickory | KY | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Tulsa | OK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 113      
Initial Costs to Company, Buildings and Improvements 1,890      
Gross Amount at Which Carried at Close of Period, Land 113      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,890      
Total 2,003      
Accumulated Depreciation $ 311      
Date of Construction 2008      
Date Acquired 2017      
Retail Properties | Tulsa | OK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 7 years      
Retail Properties | Tulsa | OK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Warren | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 158      
Initial Costs to Company, Buildings and Improvements 5,394      
Gross Amount at Which Carried at Close of Period, Land 158      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 5,394      
Total 5,552      
Accumulated Depreciation $ 426      
Date of Construction 1991      
Date Acquired 2017      
Retail Properties | Warren | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Warren | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Henderson | KY        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 290      
Initial Costs to Company, Buildings and Improvements 729      
Gross Amount at Which Carried at Close of Period, Land 290      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 729      
Total 1,019      
Accumulated Depreciation $ 84      
Date of Construction 1973      
Date Acquired 2016      
Retail Properties | Henderson | KY | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Henderson | KY | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Lexington | SOUTH CAROLINA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 219      
Initial Costs to Company, Buildings and Improvements 898      
Gross Amount at Which Carried at Close of Period, Land 219      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 898      
Total 1,117      
Accumulated Depreciation $ 41      
Date of Construction 2015      
Date Acquired 2018      
Retail Properties | Lexington | SOUTH CAROLINA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Lexington | SOUTH CAROLINA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Fort Worth | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,142      
Initial Costs to Company, Buildings and Improvements 554      
Gross Amount at Which Carried at Close of Period, Land 1,142      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 554      
Total 1,696      
Accumulated Depreciation $ 109      
Date of Construction 1980      
Date Acquired 2014      
Retail Properties | Fort Worth | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Fort Worth | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Sheffield | MASSACHUSETTS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 109      
Initial Costs to Company, Buildings and Improvements 1,687      
Costs Capitalized Subsequent to Acquisition, Improvements 6      
Gross Amount at Which Carried at Close of Period, Land 109      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,693      
Total 1,802      
Accumulated Depreciation $ 104      
Date of Construction 2015      
Date Acquired 2017      
Retail Properties | Sheffield | MASSACHUSETTS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Sheffield | MASSACHUSETTS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Manitowoc | WI        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 293      
Initial Costs to Company, Buildings and Improvements 2,926      
Gross Amount at Which Carried at Close of Period, Land 293      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,926      
Total 3,219      
Accumulated Depreciation $ 219      
Date of Construction 1993      
Date Acquired 2017      
Retail Properties | Manitowoc | WI | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Manitowoc | WI | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Wichita | KS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 488      
Initial Costs to Company, Buildings and Improvements 2,135      
Gross Amount at Which Carried at Close of Period, Land 488      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,135      
Total 2,623      
Accumulated Depreciation $ 322      
Date of Construction 2008      
Date Acquired 2017      
Retail Properties | Wichita | KS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 7 years      
Retail Properties | Wichita | KS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Harrisburg | IL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 131      
Initial Costs to Company, Buildings and Improvements 839      
Gross Amount at Which Carried at Close of Period, Land 131      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 839      
Total 970      
Accumulated Depreciation $ 82      
Date of Construction 1970      
Date Acquired 2016      
Retail Properties | Harrisburg | IL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Harrisburg | IL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Cincinnati | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 367      
Initial Costs to Company, Buildings and Improvements 1,168      
Gross Amount at Which Carried at Close of Period, Land 367      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,168      
Total 1,535      
Accumulated Depreciation $ 75      
Date of Construction 2014      
Date Acquired 2017      
Retail Properties | Cincinnati | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Cincinnati | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Alcoa | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 751      
Initial Costs to Company, Buildings and Improvements 1,829      
Gross Amount at Which Carried at Close of Period, Land 751      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,829      
Total 2,580      
Accumulated Depreciation $ 319      
Date of Construction 1993      
Date Acquired 2017      
Retail Properties | Alcoa | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 7 years      
Retail Properties | Alcoa | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Louisville | KY        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 370      
Initial Costs to Company, Buildings and Improvements 240      
Gross Amount at Which Carried at Close of Period, Land 370      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 240      
Total 610      
Accumulated Depreciation $ 30      
Date of Construction 2002      
Date Acquired 2017      
Retail Properties | Louisville | KY | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Louisville | KY | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Palmdale | CA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 995      
Initial Costs to Company, Buildings and Improvements 2,811      
Gross Amount at Which Carried at Close of Period, Land 995      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,811      
Total 3,806      
Accumulated Depreciation $ 683      
Date of Construction 1991      
Date Acquired 2013      
Retail Properties | Palmdale | CA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Palmdale | CA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Palmdale | CA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 670      
Initial Costs to Company, Buildings and Improvements 1,610      
Gross Amount at Which Carried at Close of Period, Land 670      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,610      
Total 2,280      
Accumulated Depreciation $ 418      
Date of Construction 2006      
Date Acquired 2013      
Retail Properties | Palmdale | CA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Palmdale | CA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Palmdale | CA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 987      
Initial Costs to Company, Buildings and Improvements 3,817      
Gross Amount at Which Carried at Close of Period, Land 987      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,817      
Total 4,804      
Accumulated Depreciation $ 831      
Date of Construction 1991      
Date Acquired 2013      
Retail Properties | Palmdale | CA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Palmdale | CA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Evansville | INDIANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 244      
Initial Costs to Company, Buildings and Improvements 2,375      
Gross Amount at Which Carried at Close of Period, Land 244      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,375      
Total 2,619      
Accumulated Depreciation $ 231      
Date of Construction 1909      
Date Acquired 2016      
Retail Properties | Evansville | INDIANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Evansville | INDIANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Wichita Falls | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 674      
Initial Costs to Company, Buildings and Improvements 186      
Gross Amount at Which Carried at Close of Period, Land 674      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 186      
Total 860      
Accumulated Depreciation $ 41      
Date of Construction 1995      
Date Acquired 2014      
Retail Properties | Wichita Falls | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Wichita Falls | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Lytle | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 97      
Initial Costs to Company, Buildings and Improvements 815      
Gross Amount at Which Carried at Close of Period, Land 97      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 815      
Total 912      
Accumulated Depreciation $ 127      
Date of Construction 2008      
Date Acquired 2015      
Retail Properties | Lytle | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Lytle | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | New Caney | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 37      
Initial Costs to Company, Buildings and Improvements 875      
Gross Amount at Which Carried at Close of Period, Land 37      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 875      
Total 912      
Accumulated Depreciation $ 122      
Date of Construction 1972      
Date Acquired 2015      
Retail Properties | New Caney | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | New Caney | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Central City | KY        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 315      
Initial Costs to Company, Buildings and Improvements 580      
Gross Amount at Which Carried at Close of Period, Land 315      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 580      
Total 895      
Accumulated Depreciation $ 70      
Date of Construction 1978      
Date Acquired 2016      
Retail Properties | Central City | KY | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Central City | KY | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Owensboro | KY        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 177      
Initial Costs to Company, Buildings and Improvements 615      
Gross Amount at Which Carried at Close of Period, Land 177      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 615      
Total 792      
Accumulated Depreciation $ 63      
Date of Construction 1972      
Date Acquired 2016      
Retail Properties | Owensboro | KY | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Owensboro | KY | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Newburgh | INDIANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 330      
Gross Amount at Which Carried at Close of Period, Land 330      
Total $ 330      
Date of Construction 1994      
Date Acquired 2016      
Retail Properties | Sikeston | MO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 205      
Initial Costs to Company, Buildings and Improvements 2,235      
Gross Amount at Which Carried at Close of Period, Land 205      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,235      
Total 2,440      
Accumulated Depreciation $ 236      
Date of Construction 1940      
Date Acquired 2016      
Retail Properties | Sikeston | MO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Sikeston | MO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Marion | IL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 314      
Initial Costs to Company, Buildings and Improvements 2,089      
Gross Amount at Which Carried at Close of Period, Land 314      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,089      
Total 2,403      
Accumulated Depreciation $ 211      
Date of Construction 1970      
Date Acquired 2016      
Retail Properties | Marion | IL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Marion | IL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Marion | NEW YORK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 149      
Initial Costs to Company, Buildings and Improvements 1,457      
Gross Amount at Which Carried at Close of Period, Land 149      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,457      
Total 1,606      
Accumulated Depreciation $ 95      
Date of Construction 2013      
Date Acquired 2017      
Retail Properties | Marion | NEW YORK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Marion | NEW YORK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Kennett | MO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 191      
Initial Costs to Company, Buildings and Improvements 1,198      
Gross Amount at Which Carried at Close of Period, Land 191      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,198      
Total 1,389      
Accumulated Depreciation $ 122      
Date of Construction 1970      
Date Acquired 2016      
Retail Properties | Kennett | MO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Kennett | MO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Poplar Bluff | MO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 149      
Initial Costs to Company, Buildings and Improvements 1,794      
Gross Amount at Which Carried at Close of Period, Land 149      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,794      
Total 1,943      
Accumulated Depreciation $ 191      
Date of Construction 1970      
Date Acquired 2016      
Retail Properties | Poplar Bluff | MO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Poplar Bluff | MO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Cape Girardeau | MO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 76      
Initial Costs to Company, Buildings and Improvements 542      
Gross Amount at Which Carried at Close of Period, Land 76      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 542      
Total 618      
Accumulated Depreciation $ 63      
Date of Construction 1988      
Date Acquired 2016      
Retail Properties | Cape Girardeau | MO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Cape Girardeau | MO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Scott City | MO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 260      
Initial Costs to Company, Buildings and Improvements 3,052      
Gross Amount at Which Carried at Close of Period, Land 260      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,052      
Total 3,312      
Accumulated Depreciation $ 310      
Date of Construction 1978      
Date Acquired 2016      
Retail Properties | Scott City | MO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Scott City | MO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Blytheville | AR        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 413      
Initial Costs to Company, Buildings and Improvements 3,405      
Gross Amount at Which Carried at Close of Period, Land 413      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,405      
Total 3,818      
Accumulated Depreciation $ 369      
Date of Construction 1966      
Date Acquired 2016      
Retail Properties | Blytheville | AR | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Blytheville | AR | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Clarksville | INDIANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,091      
Initial Costs to Company, Buildings and Improvements 3,890      
Gross Amount at Which Carried at Close of Period, Land 1,091      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,890      
Total 4,981      
Accumulated Depreciation $ 427      
Date of Construction 1961      
Date Acquired 2016      
Retail Properties | Clarksville | INDIANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Clarksville | INDIANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Owensboro One | KY        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 499      
Initial Costs to Company, Buildings and Improvements 734      
Gross Amount at Which Carried at Close of Period, Land 499      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 734      
Total 1,233      
Accumulated Depreciation $ 81      
Date of Construction 1976      
Date Acquired 2016      
Retail Properties | Owensboro One | KY | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Owensboro One | KY | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Evansville | INDIANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 203      
Initial Costs to Company, Buildings and Improvements 369      
Gross Amount at Which Carried at Close of Period, Land 203      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 369      
Total 572      
Accumulated Depreciation $ 57      
Date of Construction 2001      
Date Acquired 2016      
Retail Properties | Evansville | INDIANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Evansville | INDIANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Haubstadt | INDIANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 379      
Initial Costs to Company, Buildings and Improvements 1,349      
Gross Amount at Which Carried at Close of Period, Land 379      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,349      
Total 1,728      
Accumulated Depreciation $ 162      
Date of Construction 2005      
Date Acquired 2016      
Retail Properties | Haubstadt | INDIANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Haubstadt | INDIANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Otterbein | INDIANA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 177      
Initial Costs to Company, Buildings and Improvements 1,385      
Gross Amount at Which Carried at Close of Period, Land 177      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,385      
Total 1,562      
Accumulated Depreciation $ 176      
Date of Construction 1978      
Date Acquired 2016      
Retail Properties | Otterbein | INDIANA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Otterbein | INDIANA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Ithaca | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 739      
Initial Costs to Company, Buildings and Improvements 2,669      
Gross Amount at Which Carried at Close of Period, Land 739      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,669      
Total 3,408      
Accumulated Depreciation $ 294      
Date of Construction 2015      
Date Acquired 2016      
Retail Properties | Ithaca | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Ithaca | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Gillette | WYOMING        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 366      
Initial Costs to Company, Buildings and Improvements 3,447      
Gross Amount at Which Carried at Close of Period, Land 366      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,447      
Total 3,813      
Accumulated Depreciation $ 360      
Date of Construction 2014      
Date Acquired 2016      
Retail Properties | Gillette | WYOMING | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Gillette | WYOMING | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Lansing | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 88      
Initial Costs to Company, Buildings and Improvements 13,919      
Costs Capitalized Subsequent to Acquisition, Improvements 3      
Gross Amount at Which Carried at Close of Period, Land 88      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 13,922      
Total 14,010      
Accumulated Depreciation $ 1,097      
Date of Construction 1999      
Date Acquired 2017      
Retail Properties | Lansing | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Lansing | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Flint | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 83      
Initial Costs to Company, Buildings and Improvements 7,987      
Gross Amount at Which Carried at Close of Period, Land 83      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 7,987      
Total 8,070      
Accumulated Depreciation $ 632      
Date of Construction 1977      
Date Acquired 2017      
Retail Properties | Flint | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Flint | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Chesterfield | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 753      
Initial Costs to Company, Buildings and Improvements 9,716      
Gross Amount at Which Carried at Close of Period, Land 753      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 9,716      
Total 10,469      
Accumulated Depreciation $ 796      
Date of Construction 2003      
Date Acquired 2017      
Retail Properties | Chesterfield | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Chesterfield | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Traverse City | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 106      
Initial Costs to Company, Buildings and Improvements 8,468      
Gross Amount at Which Carried at Close of Period, Land 106      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 8,468      
Total 8,574      
Accumulated Depreciation $ 671      
Date of Construction 1998      
Date Acquired 2017      
Retail Properties | Traverse City | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Traverse City | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Grandville | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 339      
Initial Costs to Company, Buildings and Improvements 4,368      
Gross Amount at Which Carried at Close of Period, Land 339      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,368      
Total 4,707      
Accumulated Depreciation $ 356      
Date of Construction 2002      
Date Acquired 2017      
Retail Properties | Grandville | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Grandville | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Grand Rapids | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 68      
Initial Costs to Company, Buildings and Improvements 1,038      
Gross Amount at Which Carried at Close of Period, Land 68      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,038      
Total 1,106      
Accumulated Depreciation $ 87      
Date of Construction 2014      
Date Acquired 2017      
Retail Properties | Grand Rapids | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Grand Rapids | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | San Antonio | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 300      
Initial Costs to Company, Buildings and Improvements 1,277      
Costs Capitalized Subsequent to Acquisition, Improvements 1      
Gross Amount at Which Carried at Close of Period, Land 300      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,278      
Total 1,578      
Accumulated Depreciation $ 102      
Date of Construction 1998      
Date Acquired 2017      
Retail Properties | San Antonio | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | San Antonio | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Selma | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 269      
Initial Costs to Company, Buildings and Improvements 805      
Gross Amount at Which Carried at Close of Period, Land 269      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 805      
Total 1,074      
Accumulated Depreciation $ 86      
Date of Construction 2013      
Date Acquired 2017      
Retail Properties | Selma | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Selma | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Linwood | NC        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 206      
Initial Costs to Company, Buildings and Improvements 475      
Gross Amount at Which Carried at Close of Period, Land 206      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 475      
Total 681      
Accumulated Depreciation $ 69      
Date of Construction 1997      
Date Acquired 2017      
Retail Properties | Linwood | NC | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Linwood | NC | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Vinton | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 469      
Initial Costs to Company, Buildings and Improvements 384      
Gross Amount at Which Carried at Close of Period, Land 469      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 384      
Total 853      
Accumulated Depreciation $ 52      
Date of Construction 2016      
Date Acquired 2017      
Retail Properties | Vinton | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Vinton | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Dunn | NC        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 199      
Initial Costs to Company, Buildings and Improvements 659      
Gross Amount at Which Carried at Close of Period, Land 199      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 659      
Total 858      
Accumulated Depreciation $ 61      
Date of Construction 2017      
Date Acquired 2017      
Retail Properties | Dunn | NC | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Dunn | NC | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | San Marcos | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 486      
Initial Costs to Company, Buildings and Improvements 776      
Gross Amount at Which Carried at Close of Period, Land 486      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 776      
Total 1,262      
Accumulated Depreciation $ 83      
Date of Construction 2017      
Date Acquired 2017      
Retail Properties | San Marcos | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | San Marcos | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Sheboygan | WI        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 266      
Initial Costs to Company, Buildings and Improvements 2,787      
Gross Amount at Which Carried at Close of Period, Land 266      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,787      
Total 3,053      
Accumulated Depreciation $ 219      
Date of Construction 2002      
Date Acquired 2017      
Retail Properties | Sheboygan | WI | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Sheboygan | WI | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Fond Du Lac | WI        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 120      
Initial Costs to Company, Buildings and Improvements 658      
Gross Amount at Which Carried at Close of Period, Land 120      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 658      
Total 778      
Accumulated Depreciation $ 56      
Date of Construction 2006      
Date Acquired 2017      
Retail Properties | Fond Du Lac | WI | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Fond Du Lac | WI | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Boynton Beach | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 960      
Initial Costs to Company, Buildings and Improvements 2,803      
Costs Capitalized Subsequent to Acquisition, Improvements 10      
Gross Amount at Which Carried at Close of Period, Land 960      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,813      
Total 3,773      
Accumulated Depreciation $ 372      
Date of Construction 2007      
Date Acquired 2017      
Retail Properties | Boynton Beach | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 7 years      
Retail Properties | Boynton Beach | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Jacksonville | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 319      
Initial Costs to Company, Buildings and Improvements 2,191      
Gross Amount at Which Carried at Close of Period, Land 319      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,191      
Total 2,510      
Accumulated Depreciation $ 246      
Date of Construction 1999      
Date Acquired 2017      
Retail Properties | Jacksonville | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 7 years      
Retail Properties | Jacksonville | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Miami Gardens | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 803      
Initial Costs to Company, Buildings and Improvements 2,181      
Gross Amount at Which Carried at Close of Period, Land 803      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,181      
Total 2,984      
Accumulated Depreciation $ 338      
Date of Construction 2009      
Date Acquired 2017      
Retail Properties | Miami Gardens | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 7 years      
Retail Properties | Miami Gardens | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Orange Park | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 365      
Initial Costs to Company, Buildings and Improvements 2,471      
Gross Amount at Which Carried at Close of Period, Land 365      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,471      
Total 2,836      
Accumulated Depreciation $ 456      
Date of Construction 2006      
Date Acquired 2017      
Retail Properties | Orange Park | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 7 years      
Retail Properties | Orange Park | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Milton | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 505      
Initial Costs to Company, Buildings and Improvements 1,994      
Gross Amount at Which Carried at Close of Period, Land 505      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,994      
Total 2,499      
Accumulated Depreciation $ 325      
Date of Construction 2005      
Date Acquired 2017      
Retail Properties | Milton | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 7 years      
Retail Properties | Milton | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Wichita | KS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 233      
Initial Costs to Company, Buildings and Improvements 2,443      
Gross Amount at Which Carried at Close of Period, Land 233      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,443      
Total 2,676      
Accumulated Depreciation $ 184      
Date of Construction 2006      
Date Acquired 2018      
Retail Properties | Wichita | KS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 7 years      
Retail Properties | Wichita | KS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Wichita | KS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 206      
Initial Costs to Company, Buildings and Improvements 2,262      
Gross Amount at Which Carried at Close of Period, Land 206      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,262      
Total 2,468      
Accumulated Depreciation $ 185      
Date of Construction 2006      
Date Acquired 2018      
Retail Properties | Wichita | KS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 7 years      
Retail Properties | Wichita | KS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Wichita | KS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 234      
Initial Costs to Company, Buildings and Improvements 1,761      
Gross Amount at Which Carried at Close of Period, Land 234      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,761      
Total 1,995      
Accumulated Depreciation $ 166      
Date of Construction 2008      
Date Acquired 2018      
Retail Properties | Wichita | KS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 7 years      
Retail Properties | Wichita | KS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Texarkana | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 139      
Initial Costs to Company, Buildings and Improvements 3,211      
Costs Capitalized Subsequent to Acquisition, Improvements (1)      
Gross Amount at Which Carried at Close of Period, Land 139      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,210      
Total 3,349      
Accumulated Depreciation $ 224      
Date of Construction 2016      
Date Acquired 2018      
Retail Properties | Texarkana | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 7 years      
Retail Properties | Texarkana | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Pace | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 215      
Initial Costs to Company, Buildings and Improvements 2,955      
Gross Amount at Which Carried at Close of Period, Land 215      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,955      
Total 3,170      
Accumulated Depreciation $ 234      
Date of Construction 2015      
Date Acquired 2018      
Retail Properties | Pace | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 7 years      
Retail Properties | Pace | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Hoosick Falls | NEW YORK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 78      
Initial Costs to Company, Buildings and Improvements 1,612      
Gross Amount at Which Carried at Close of Period, Land 78      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,612      
Total 1,690      
Accumulated Depreciation $ 120      
Date of Construction 2012      
Date Acquired 2017      
Retail Properties | Hoosick Falls | NEW YORK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Hoosick Falls | NEW YORK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Hadley | NEW YORK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 100      
Initial Costs to Company, Buildings and Improvements 1,586      
Gross Amount at Which Carried at Close of Period, Land 100      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,586      
Total 1,686      
Accumulated Depreciation $ 123      
Date of Construction 2014      
Date Acquired 2017      
Retail Properties | Hadley | NEW YORK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Hadley | NEW YORK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Cairo | NEW YORK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 106      
Initial Costs to Company, Buildings and Improvements 1,609      
Gross Amount at Which Carried at Close of Period, Land 106      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,609      
Total 1,715      
Accumulated Depreciation $ 110      
Date of Construction 2014      
Date Acquired 2017      
Retail Properties | Cairo | NEW YORK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Cairo | NEW YORK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Bridgewater | NEW YORK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 241      
Initial Costs to Company, Buildings and Improvements 1,482      
Gross Amount at Which Carried at Close of Period, Land 241      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,482      
Total 1,723      
Accumulated Depreciation $ 112      
Date of Construction 2014      
Date Acquired 2017      
Retail Properties | Bridgewater | NEW YORK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Bridgewater | NEW YORK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Valatie | NEW YORK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 102      
Initial Costs to Company, Buildings and Improvements 1,720      
Gross Amount at Which Carried at Close of Period, Land 102      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,720      
Total 1,822      
Accumulated Depreciation $ 118      
Date of Construction 2014      
Date Acquired 2017      
Retail Properties | Valatie | NEW YORK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Valatie | NEW YORK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Wurtsboro | NEW YORK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 83      
Initial Costs to Company, Buildings and Improvements 1,640      
Gross Amount at Which Carried at Close of Period, Land 83      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,640      
Total 1,723      
Accumulated Depreciation $ 120      
Date of Construction 2014      
Date Acquired 2017      
Retail Properties | Wurtsboro | NEW YORK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Wurtsboro | NEW YORK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Ellenburg Center | NEW YORK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 133      
Initial Costs to Company, Buildings and Improvements 1,595      
Gross Amount at Which Carried at Close of Period, Land 133      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,595      
Total 1,728      
Accumulated Depreciation $ 112      
Date of Construction 2014      
Date Acquired 2017      
Retail Properties | Ellenburg Center | NEW YORK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Ellenburg Center | NEW YORK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Oswego | NEW YORK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 124      
Initial Costs to Company, Buildings and Improvements 1,636      
Gross Amount at Which Carried at Close of Period, Land 124      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,636      
Total 1,760      
Accumulated Depreciation $ 112      
Date of Construction 2015      
Date Acquired 2017      
Retail Properties | Oswego | NEW YORK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Oswego | NEW YORK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | San Antonio | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 215      
Initial Costs to Company, Buildings and Improvements 1,178      
Gross Amount at Which Carried at Close of Period, Land 215      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,178      
Total 1,393      
Accumulated Depreciation $ 27      
Date of Construction 2014      
Date Acquired 2019      
Retail Properties | San Antonio | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | San Antonio | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Dayton | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 249      
Initial Costs to Company, Buildings and Improvements 1,240      
Gross Amount at Which Carried at Close of Period, Land 249      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,240      
Total 1,489      
Accumulated Depreciation $ 85      
Date of Construction 2013      
Date Acquired 2017      
Retail Properties | Dayton | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Dayton | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | West Alexandria | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 371      
Initial Costs to Company, Buildings and Improvements 1,108      
Gross Amount at Which Carried at Close of Period, Land 371      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,108      
Total 1,479      
Accumulated Depreciation $ 73      
Date of Construction 2011      
Date Acquired 2017      
Retail Properties | West Alexandria | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | West Alexandria | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Cedar Hill | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 501      
Initial Costs to Company, Buildings and Improvements 1,842      
Gross Amount at Which Carried at Close of Period, Land 501      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,842      
Total 2,343      
Accumulated Depreciation $ 112      
Date of Construction 2015      
Date Acquired 2017      
Retail Properties | Cedar Hill | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Cedar Hill | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Bear | Delaware        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 398      
Initial Costs to Company, Buildings and Improvements 2,164      
Costs Capitalized Subsequent to Acquisition, Improvements 6      
Gross Amount at Which Carried at Close of Period, Land 398      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,170      
Total 2,568      
Accumulated Depreciation $ 136      
Date of Construction 2017      
Date Acquired 2017      
Retail Properties | Bear | Delaware | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Bear | Delaware | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Smyrna | Delaware        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,366      
Initial Costs to Company, Buildings and Improvements 2,708      
Gross Amount at Which Carried at Close of Period, Land 1,366      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,708      
Total 4,074      
Accumulated Depreciation $ 213      
Date of Construction 2016      
Date Acquired 2017      
Retail Properties | Smyrna | Delaware | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Smyrna | Delaware | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | North Fort Myers | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,011      
Initial Costs to Company, Buildings and Improvements 3,353      
Costs Capitalized Subsequent to Acquisition, Improvements 6      
Gross Amount at Which Carried at Close of Period, Land 1,011      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,359      
Total 4,370      
Accumulated Depreciation $ 262      
Date of Construction 2015      
Date Acquired 2017      
Retail Properties | North Fort Myers | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | North Fort Myers | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Downers Grove | IL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,919      
Initial Costs to Company, Buildings and Improvements 16,366      
Gross Amount at Which Carried at Close of Period, Land 1,919      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 16,366      
Total 18,285      
Accumulated Depreciation $ 693      
Date of Construction 1974      
Date Acquired 2018      
Retail Properties | Downers Grove | IL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Downers Grove | IL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Benzonia | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 89      
Initial Costs to Company, Buildings and Improvements 3,009      
Gross Amount at Which Carried at Close of Period, Land 89      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,009      
Total 3,098      
Accumulated Depreciation $ 139      
Date of Construction 2014      
Date Acquired 2018      
Retail Properties | Benzonia | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Benzonia | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Flushing | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 201      
Initial Costs to Company, Buildings and Improvements 2,863      
Gross Amount at Which Carried at Close of Period, Land 201      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,863      
Total 3,064      
Accumulated Depreciation $ 137      
Date of Construction 2014      
Date Acquired 2018      
Retail Properties | Flushing | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Flushing | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Anderson | SOUTH CAROLINA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 312      
Initial Costs to Company, Buildings and Improvements 4,113      
Costs Capitalized Subsequent to Acquisition, Improvements 3      
Gross Amount at Which Carried at Close of Period, Land 312      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,116      
Total 4,428      
Accumulated Depreciation $ 157      
Date of Construction 2008      
Date Acquired 2018      
Retail Properties | Anderson | SOUTH CAROLINA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Anderson | SOUTH CAROLINA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Elizabethton | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 270      
Initial Costs to Company, Buildings and Improvements 4,077      
Gross Amount at Which Carried at Close of Period, Land 270      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,077      
Total 4,347      
Accumulated Depreciation $ 149      
Date of Construction 2005      
Date Acquired 2018      
Retail Properties | Elizabethton | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Elizabethton | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Greeneville | TN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 117      
Initial Costs to Company, Buildings and Improvements 4,122      
Gross Amount at Which Carried at Close of Period, Land 117      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 4,122      
Total 4,239      
Accumulated Depreciation $ 152      
Date of Construction 2003      
Date Acquired 2018      
Retail Properties | Greeneville | TN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Greeneville | TN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Jacksonville | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 116      
Initial Costs to Company, Buildings and Improvements 1,132      
Gross Amount at Which Carried at Close of Period, Land 116      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,132      
Total 1,248      
Accumulated Depreciation $ 26      
Date of Construction 2014      
Date Acquired 2019      
Retail Properties | Jacksonville | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Jacksonville | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Lexington | SOUTH CAROLINA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 348      
Initial Costs to Company, Buildings and Improvements 714      
Gross Amount at Which Carried at Close of Period, Land 348      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 714      
Total 1,062      
Accumulated Depreciation $ 32      
Date of Construction 2015      
Date Acquired 2018      
Retail Properties | Lexington | SOUTH CAROLINA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Lexington | SOUTH CAROLINA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Orangeburg | SOUTH CAROLINA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 238      
Initial Costs to Company, Buildings and Improvements 3,323      
Gross Amount at Which Carried at Close of Period, Land 238      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,323      
Total 3,561      
Accumulated Depreciation $ 140      
Date of Construction 2006      
Date Acquired 2018      
Retail Properties | Orangeburg | SOUTH CAROLINA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Orangeburg | SOUTH CAROLINA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | West Columbia | SOUTH CAROLINA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 296      
Initial Costs to Company, Buildings and Improvements 1,140      
Gross Amount at Which Carried at Close of Period, Land 296      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,140      
Total 1,436      
Accumulated Depreciation $ 46      
Date of Construction 2016      
Date Acquired 2018      
Retail Properties | West Columbia | SOUTH CAROLINA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | West Columbia | SOUTH CAROLINA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Big Spring | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 465      
Initial Costs to Company, Buildings and Improvements 2,363      
Costs Capitalized Subsequent to Acquisition, Improvements 1      
Gross Amount at Which Carried at Close of Period, Land 465      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,364      
Total 2,829      
Accumulated Depreciation $ 72      
Date of Construction 2008      
Date Acquired 2018      
Retail Properties | Big Spring | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Big Spring | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Cuero | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 472      
Initial Costs to Company, Buildings and Improvements 2,285      
Costs Capitalized Subsequent to Acquisition, Improvements 1      
Gross Amount at Which Carried at Close of Period, Land 472      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,286      
Total 2,758      
Accumulated Depreciation $ 75      
Date of Construction 2010      
Date Acquired 2018      
Retail Properties | Cuero | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Cuero | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Berry | AL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 120      
Initial Costs to Company, Buildings and Improvements 864      
Gross Amount at Which Carried at Close of Period, Land 120      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 864      
Total 984      
Accumulated Depreciation $ 19      
Date of Construction 2014      
Date Acquired 2019      
Retail Properties | Berry | AL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Berry | AL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Albany | GA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 168      
Initial Costs to Company, Buildings and Improvements 1,067      
Gross Amount at Which Carried at Close of Period, Land 168      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,067      
Total 1,235      
Accumulated Depreciation $ 24      
Date of Construction 2014      
Date Acquired 2019      
Retail Properties | Albany | GA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Albany | GA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Rex | GA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 330      
Initial Costs to Company, Buildings and Improvements 1,328      
Gross Amount at Which Carried at Close of Period, Land 330      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,328      
Total 1,658      
Accumulated Depreciation $ 32      
Date of Construction 2014      
Date Acquired 2019      
Retail Properties | Rex | GA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Rex | GA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | North Charleston | SOUTH CAROLINA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 215      
Initial Costs to Company, Buildings and Improvements 1,259      
Gross Amount at Which Carried at Close of Period, Land 215      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,259      
Total 1,474      
Accumulated Depreciation $ 28      
Date of Construction 2014      
Date Acquired 2019      
Retail Properties | North Charleston | SOUTH CAROLINA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | North Charleston | SOUTH CAROLINA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Apple Springs | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 99      
Initial Costs to Company, Buildings and Improvements 838      
Gross Amount at Which Carried at Close of Period, Land 99      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 838      
Total 937      
Accumulated Depreciation $ 19      
Date of Construction 2014      
Date Acquired 2019      
Retail Properties | Apple Springs | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Apple Springs | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Dawson | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 81      
Initial Costs to Company, Buildings and Improvements 824      
Gross Amount at Which Carried at Close of Period, Land 81      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 824      
Total 905      
Accumulated Depreciation $ 19      
Date of Construction 2014      
Date Acquired 2019      
Retail Properties | Dawson | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Dawson | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Monroe | UT        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 141      
Initial Costs to Company, Buildings and Improvements 1,132      
Gross Amount at Which Carried at Close of Period, Land 141      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,132      
Total 1,273      
Accumulated Depreciation $ 26      
Date of Construction 2014      
Date Acquired 2019      
Retail Properties | Monroe | UT | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Monroe | UT | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Broadway | VA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 212      
Initial Costs to Company, Buildings and Improvements 1,203      
Gross Amount at Which Carried at Close of Period, Land 212      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,203      
Total 1,415      
Accumulated Depreciation $ 27      
Date of Construction 2014      
Date Acquired 2019      
Retail Properties | Broadway | VA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Broadway | VA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Tyler | MN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 81      
Initial Costs to Company, Buildings and Improvements 905      
Gross Amount at Which Carried at Close of Period, Land 81      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 905      
Total 986      
Accumulated Depreciation $ 20      
Date of Construction 2014      
Date Acquired 2019      
Retail Properties | Tyler | MN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Tyler | MN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Tyler | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 462      
Initial Costs to Company, Buildings and Improvements 6,242      
Gross Amount at Which Carried at Close of Period, Land 462      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 6,242      
Total 6,704      
Accumulated Depreciation $ 24      
Date of Construction 2006 / 2016      
Date Acquired 2019      
Retail Properties | Tyler | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Tyler | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Preston | MN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 182      
Initial Costs to Company, Buildings and Improvements 1,239      
Gross Amount at Which Carried at Close of Period, Land 182      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,239      
Total 1,421      
Accumulated Depreciation $ 28      
Date of Construction 2014      
Date Acquired 2019      
Retail Properties | Preston | MN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Preston | MN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Rushford | MN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 137      
Initial Costs to Company, Buildings and Improvements 850      
Gross Amount at Which Carried at Close of Period, Land 137      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 850      
Total 987      
Accumulated Depreciation $ 21      
Date of Construction 2014      
Date Acquired 2019      
Retail Properties | Rushford | MN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Rushford | MN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Lorain | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 120      
Initial Costs to Company, Buildings and Improvements 1,311      
Gross Amount at Which Carried at Close of Period, Land 120      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,311      
Total 1,431      
Accumulated Depreciation $ 30      
Date of Construction 2014      
Date Acquired 2019      
Retail Properties | Lorain | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Lorain | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Bagley | MN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 123      
Initial Costs to Company, Buildings and Improvements 1,135      
Gross Amount at Which Carried at Close of Period, Land 123      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,135      
Total 1,258      
Accumulated Depreciation $ 27      
Date of Construction 2014      
Date Acquired 2019      
Retail Properties | Bagley | MN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Bagley | MN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Greenwood | WI        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 116      
Initial Costs to Company, Buildings and Improvements 1,048      
Gross Amount at Which Carried at Close of Period, Land 116      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,048      
Total 1,164      
Accumulated Depreciation $ 23      
Date of Construction 2013      
Date Acquired 2019      
Retail Properties | Greenwood | WI | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Greenwood | WI | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Cass Lake | MN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 175      
Initial Costs to Company, Buildings and Improvements 1,218      
Gross Amount at Which Carried at Close of Period, Land 175      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,218      
Total 1,393      
Accumulated Depreciation $ 29      
Date of Construction 2013      
Date Acquired 2019      
Retail Properties | Cass Lake | MN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Cass Lake | MN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Wild Rose | WI        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 126      
Initial Costs to Company, Buildings and Improvements 852      
Gross Amount at Which Carried at Close of Period, Land 126      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 852      
Total 978      
Accumulated Depreciation $ 20      
Date of Construction 2013      
Date Acquired 2019      
Retail Properties | Wild Rose | WI | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Wild Rose | WI | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Comanche | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 189      
Initial Costs to Company, Buildings and Improvements 1,207      
Gross Amount at Which Carried at Close of Period, Land 189      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,207      
Total 1,396      
Accumulated Depreciation $ 29      
Date of Construction 2014      
Date Acquired 2019      
Retail Properties | Comanche | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Comanche | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Levelland | TEXAS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 147      
Initial Costs to Company, Buildings and Improvements 1,111      
Gross Amount at Which Carried at Close of Period, Land 147      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,111      
Total 1,258      
Accumulated Depreciation $ 26      
Date of Construction 2014      
Date Acquired 2019      
Retail Properties | Levelland | TEXAS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Levelland | TEXAS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Saginaw | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 137      
Initial Costs to Company, Buildings and Improvements 1,211      
Gross Amount at Which Carried at Close of Period, Land 137      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,211      
Total 1,348      
Accumulated Depreciation $ 29      
Date of Construction 2014      
Date Acquired 2019      
Retail Properties | Saginaw | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Saginaw | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Des Moines | IOWA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 186      
Initial Costs to Company, Buildings and Improvements 1,321      
Gross Amount at Which Carried at Close of Period, Land 186      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,321      
Total 1,507      
Accumulated Depreciation $ 30      
Date of Construction 2014      
Date Acquired 2019      
Retail Properties | Des Moines | IOWA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Des Moines | IOWA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Georgetown | KY        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 279      
Initial Costs to Company, Buildings and Improvements 1,382      
Gross Amount at Which Carried at Close of Period, Land 279      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,382      
Total 1,661      
Accumulated Depreciation $ 32      
Date of Construction 2014      
Date Acquired 2019      
Retail Properties | Georgetown | KY | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Georgetown | KY | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Davenport | IOWA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 104      
Initial Costs to Company, Buildings and Improvements 1,074      
Gross Amount at Which Carried at Close of Period, Land 104      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 1,074      
Total 1,178      
Accumulated Depreciation $ 24      
Date of Construction 2014      
Date Acquired 2019      
Retail Properties | Davenport | IOWA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Davenport | IOWA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Grand Ledge | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 307      
Initial Costs to Company, Buildings and Improvements 2,794      
Gross Amount at Which Carried at Close of Period, Land 307      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,794      
Total 3,101      
Accumulated Depreciation $ 49      
Date of Construction 2002      
Date Acquired 2019      
Retail Properties | Grand Ledge | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Grand Ledge | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Lansing | MICHIGAN        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 140      
Initial Costs to Company, Buildings and Improvements 2,836      
Gross Amount at Which Carried at Close of Period, Land 140      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,836      
Total 2,976      
Accumulated Depreciation $ 49      
Date of Construction 2011      
Date Acquired 2019      
Retail Properties | Lansing | MICHIGAN | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Lansing | MICHIGAN | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Williamsburg | KY        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 214      
Initial Costs to Company, Buildings and Improvements 2,880      
Gross Amount at Which Carried at Close of Period, Land 214      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,880      
Total 3,094      
Accumulated Depreciation $ 52      
Date of Construction 2011      
Date Acquired 2019      
Retail Properties | Williamsburg | KY | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Williamsburg | KY | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Buckeye | AZ        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 444      
Initial Costs to Company, Buildings and Improvements 3,478      
Gross Amount at Which Carried at Close of Period, Land 444      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,478      
Total 3,922      
Accumulated Depreciation $ 22      
Date of Construction 2014      
Date Acquired 2019      
Retail Properties | Buckeye | AZ | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Buckeye | AZ | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Tucson | AZ        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 802      
Initial Costs to Company, Buildings and Improvements 3,496      
Gross Amount at Which Carried at Close of Period, Land 802      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,496      
Total 4,298      
Accumulated Depreciation $ 12      
Date of Construction 2014      
Date Acquired 2019      
Retail Properties | Tucson | AZ | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Tucson | AZ | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Laurel | MS        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 272      
Initial Costs to Company, Buildings and Improvements 2,938      
Gross Amount at Which Carried at Close of Period, Land 272      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,938      
Total 3,210      
Accumulated Depreciation $ 18      
Date of Construction 2012      
Date Acquired 2019      
Retail Properties | Laurel | MS | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Laurel | MS | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Retail Properties | Edgewood | NM        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 575      
Initial Costs to Company, Buildings and Improvements 3,021      
Gross Amount at Which Carried at Close of Period, Land 575      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 3,021      
Total 3,596      
Accumulated Depreciation $ 11      
Date of Construction 2012      
Date Acquired 2019      
Retail Properties | Edgewood | NM | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Retail Properties | Edgewood | NM | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Other | Columbus | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 757      
Initial Costs to Company, Buildings and Improvements 77      
Gross Amount at Which Carried at Close of Period, Land 757      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 77      
Total 834      
Accumulated Depreciation $ 20      
Date of Construction 1981      
Date Acquired 2013      
Other | Columbus | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Other | Columbus | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Other | Pittsburg | PA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,691      
Initial Costs to Company, Buildings and Improvements 244      
Gross Amount at Which Carried at Close of Period, Land 1,691      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 244      
Total 1,935      
Accumulated Depreciation $ 67      
Date of Construction 1989      
Date Acquired 2013      
Other | Pittsburg | PA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Other | Pittsburg | PA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Other | Norman | OK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 68      
Initial Costs to Company, Buildings and Improvements 5,358      
Gross Amount at Which Carried at Close of Period, Land 68      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 5,358      
Total 5,426      
Accumulated Depreciation $ 671      
Date of Construction 1965      
Date Acquired 2016      
Other | Norman | OK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Other | Norman | OK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 27 years 6 months      
Other | Lexington | KY        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 28      
Initial Costs to Company, Buildings and Improvements 2,605      
Gross Amount at Which Carried at Close of Period, Land 28      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 2,605      
Total 2,633      
Accumulated Depreciation $ 206      
Date of Construction 1985      
Date Acquired 2017      
Other | Lexington | KY | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Other | Lexington | KY | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 27 years 6 months      
Other | Tallahassee | FL        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 74      
Initial Costs to Company, Buildings and Improvements 7,476      
Gross Amount at Which Carried at Close of Period, Land 74      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 7,476      
Total 7,550      
Accumulated Depreciation $ 586      
Date of Construction 2015      
Date Acquired 2017      
Other | Tallahassee | FL | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Other | Tallahassee | FL | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 27 years 6 months      
Other | Cincinnati | OHIO        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,001      
Initial Costs to Company, Buildings and Improvements 173      
Gross Amount at Which Carried at Close of Period, Land 1,001      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 173      
Total 1,174      
Accumulated Depreciation $ 56      
Date of Construction 1976      
Date Acquired 2013      
Other | Cincinnati | OHIO | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Other | Cincinnati | OHIO | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Other | White Marsh | MD        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 3,223      
Initial Costs to Company, Buildings and Improvements 200      
Gross Amount at Which Carried at Close of Period, Land 3,223      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 200      
Total 3,423      
Accumulated Depreciation $ 56      
Date of Construction 1986      
Date Acquired 2013      
Other | White Marsh | MD | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Other | White Marsh | MD | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Other | Manassas | VA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,187      
Initial Costs to Company, Buildings and Improvements 197      
Gross Amount at Which Carried at Close of Period, Land 1,187      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 197      
Total 1,384      
Accumulated Depreciation $ 47      
Date of Construction 1986      
Date Acquired 2013      
Other | Manassas | VA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Other | Manassas | VA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Other | Morrisville | NC        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 235      
Initial Costs to Company, Buildings and Improvements 46      
Gross Amount at Which Carried at Close of Period, Land 235      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 46      
Total 281      
Accumulated Depreciation $ 14      
Date of Construction 1960      
Date Acquired 2013      
Other | Morrisville | NC | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Other | Morrisville | NC | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Other | Aston | PA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 2,554      
Initial Costs to Company, Buildings and Improvements 126      
Gross Amount at Which Carried at Close of Period, Land 2,554      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 126      
Total 2,680      
Accumulated Depreciation $ 33      
Date of Construction 1984      
Date Acquired 2013      
Other | Aston | PA | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Other | Aston | PA | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Other | Windsor | CONNECTICUT        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 1,887      
Initial Costs to Company, Buildings and Improvements 204      
Gross Amount at Which Carried at Close of Period, Land 1,887      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 204      
Total 2,091      
Accumulated Depreciation $ 66      
Date of Construction 1986      
Date Acquired 2013      
Other | Windsor | CONNECTICUT | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Other | Windsor | CONNECTICUT | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Other | Greenwich | CONNECTICUT        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 16,898      
Initial Costs to Company, Buildings and Improvements 959      
Gross Amount at Which Carried at Close of Period, Land 16,898      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 959      
Total 17,857      
Accumulated Depreciation $ 204      
Date of Construction 1967      
Date Acquired 2014      
Other | Greenwich | CONNECTICUT | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Other | Greenwich | CONNECTICUT | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 39 years      
Other | Sterling | VA        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Encumbrance $ 17,885      
Initial Costs to Company, Land 24,395      
Gross Amount at Which Carried at Close of Period, Land 24,395      
Total $ 24,395      
Date of Construction 2004      
Date Acquired 2016      
Other | Oneonta | NEW YORK        
Real Estate And Accumulated Depreciation [Line Items]        
Initial Costs to Company, Land $ 23      
Initial Costs to Company, Buildings and Improvements 838      
Gross Amount at Which Carried at Close of Period, Land 23      
Gross Amount at Which Carried at Close of Period, Buildings and Improvements 838      
Total 861      
Accumulated Depreciation $ 67      
Date of Construction 1893      
Date Acquired 2017      
Other | Oneonta | NEW YORK | Minimum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 15 years      
Other | Oneonta | NEW YORK | Maximum        
Real Estate And Accumulated Depreciation [Line Items]        
Life on Which Depreciation is Computed (Years) 27 years 6 months