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Real Estate and Accumulated Depreciation Schedule of Real Estate and Accumulated Depreciation (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2015 | Dec. 31, 2014
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Encumbrances | [1] | $ 3,438,714 |
Original Land |  | 4,602,809 |
Original Building |  | 11,248,289 |
Costs Capitalized Subsequent to Acquisition |  | 3,600,585 |
Land and improvements |  | 4,806,021 |
Buildings and Improvements |  | 13,629,532 |
Land Held for Development |  | 252,195 |
Development and Construction in Progress |  | 763,935 |
Total |  | 19,451,683 |
Accumulated Depreciation |  | 3,905,940 |
Furniture, fixtures and equipment |  | 29,852 | $ 27,986
Furniture, fixtures and equipment accumulated depreciation |  | 19,954 |
Real Estate Aggregate Cost For Tax Purposes |  | 15,000,000 |
Real Estate Aggregate Accumulated Depreciation For Tax Purposes |  | $ 3,000,000 |
Real Estate and Accumulated Depreciation, Life Used for Depreciation |  | 40 years |
Unamortized balance of historical fair value adjustments |  | $ 80,235 |
767 Fifth Avenue (the General Motors Building) |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 767 Fifth Avenue (the General Motors Building) |
Type |  | Office |
Location |  | New York, NY |
Encumbrances |  | $ 1,377,986 |
Original Land |  | 1,796,252 |
Original Building |  | 1,532,654 |
Costs Capitalized Subsequent to Acquisition |  | 45,800 |
Land and improvements |  | 1,796,252 |
Buildings and Improvements |  | 1,578,454 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 3,374,706 |
Accumulated Depreciation |  | $ 128,488 |
Year(s) built / renovated |  | 1968 |
Depreciable Lives (Years) | [2] | -1 |
Embarcadero Center |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Embarcadero Center |
Type |  | Office |
Location |  | San Francisco, CA |
Encumbrances |  | $ 348,886 |
Original Land |  | 179,697 |
Original Building |  | 847,410 |
Costs Capitalized Subsequent to Acquisition |  | 332,276 |
Land and improvements |  | 195,987 |
Buildings and Improvements |  | 1,163,396 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 1,359,383 |
Accumulated Depreciation |  | $ 542,103 |
Year(s) built / renovated |  | 1970/1989 |
Depreciable Lives (Years) | [2] | -1 |
Prudential Center |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Prudential Center |
Type |  | Office |
Location |  | Boston, MA |
Encumbrances |  | $ 0 |
Original Land |  | 92,077 |
Original Building |  | 734,594 |
Costs Capitalized Subsequent to Acquisition |  | 526,740 |
Land and improvements |  | 107,426 |
Buildings and Improvements |  | 1,082,583 |
Land Held for Development |  | 1,714 |
Development and Construction in Progress |  | 161,688 |
Total |  | 1,353,411 |
Accumulated Depreciation |  | $ 446,792 |
Year(s) built / renovated |  | 1965/1993/2002 |
Depreciable Lives (Years) | [2] | -1 |
399 Park Avenue |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 399 Park Avenue |
Type |  | Office |
Location |  | New York, NY |
Encumbrances |  | $ 0 |
Original Land |  | 339,200 |
Original Building |  | 700,358 |
Costs Capitalized Subsequent to Acquisition |  | 110,972 |
Land and improvements |  | 354,107 |
Buildings and Improvements |  | 796,423 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 1,150,530 |
Accumulated Depreciation |  | $ 265,266 |
Year(s) built / renovated |  | 1961 |
Depreciable Lives (Years) | [2] | -1 |
200 Clarendon Street and Garage (formerly The John Hancock Tower and Garage) |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 200 Clarendon Street and Garage (formerly the John Hancock Tower and Garage) |
Type |  | Office |
Location |  | Boston, MA |
Encumbrances |  | $ 0 |
Original Land |  | 219,543 |
Original Building |  | 667,884 |
Costs Capitalized Subsequent to Acquisition |  | 112,229 |
Land and improvements |  | 219,616 |
Buildings and Improvements |  | 776,755 |
Land Held for Development |  | 3,285 |
Development and Construction in Progress |  | 0 |
Total |  | 999,656 |
Accumulated Depreciation |  | $ 128,815 |
Year(s) built / renovated |  | 1976 |
Depreciable Lives (Years) | [2] | -1 |
601 Lexington Avenue |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 601 Lexington Avenue |
Type |  | Office |
Location |  | New York, NY |
Encumbrances |  | $ 699,061 |
Original Land |  | 241,600 |
Original Building |  | 494,782 |
Costs Capitalized Subsequent to Acquisition |  | 231,812 |
Land and improvements |  | 289,639 |
Buildings and Improvements |  | 677,238 |
Land Held for Development |  | 1,317 |
Development and Construction in Progress |  | 0 |
Total |  | 968,194 |
Accumulated Depreciation |  | $ 250,128 |
Year(s) built / renovated |  | 1977/1997 |
Depreciable Lives (Years) | [2] | -1 |
250 West 55th Street |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 250 West 55th Street |
Type |  | Office |
Location |  | New York, NY |
Encumbrances |  | $ 0 |
Original Land |  | 285,263 |
Original Building |  | 603,167 |
Costs Capitalized Subsequent to Acquisition |  | 16,488 |
Land and improvements |  | 285,263 |
Buildings and Improvements |  | 619,655 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 904,918 |
Accumulated Depreciation |  | $ 28,349 |
Year(s) built / renovated |  | 2014 |
Depreciable Lives (Years) | [2] | -1 |
Times Square Tower |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Times Square Tower |
Type |  | Office |
Location |  | New York, NY |
Encumbrances |  | $ 0 |
Original Land |  | 165,413 |
Original Building |  | 380,438 |
Costs Capitalized Subsequent to Acquisition |  | 84,722 |
Land and improvements |  | 169,193 |
Buildings and Improvements |  | 461,380 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 630,573 |
Accumulated Depreciation |  | $ 164,767 |
Year(s) built / renovated |  | 2004 |
Depreciable Lives (Years) | [2] | -1 |
Carnegie Center |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Carnegie Center |
Type |  | Office |
Location |  | Princeton, NJ |
Encumbrances |  | $ 0 |
Original Land |  | 105,107 |
Original Building |  | 377,259 |
Costs Capitalized Subsequent to Acquisition |  | 128,069 |
Land and improvements |  | 103,064 |
Buildings and Improvements |  | 464,086 |
Land Held for Development |  | 2,475 |
Development and Construction in Progress |  | 40,810 |
Total |  | 610,435 |
Accumulated Depreciation |  | $ 198,387 |
Year(s) built / renovated |  | 1983-1999 |
Depreciable Lives (Years) | [2] | -1 |
100 Federal Street |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 100 Federal Street |
Type |  | Office |
Location |  | Boston, MA |
Encumbrances |  | $ 0 |
Original Land |  | 131,067 |
Original Building |  | 435,954 |
Costs Capitalized Subsequent to Acquisition |  | 15,555 |
Land and improvements |  | 131,067 |
Buildings and Improvements |  | 450,933 |
Land Held for Development |  | 576 |
Development and Construction in Progress |  | 0 |
Total |  | 582,576 |
Accumulated Depreciation |  | $ 60,125 |
Year(s) built / renovated |  | 1971-1975 |
Depreciable Lives (Years) | [2] | -1 |
Atlantic Wharf |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Atlantic Wharf |
Type |  | Office |
Location |  | Boston, MA |
Encumbrances |  | $ 0 |
Original Land |  | 63,988 |
Original Building |  | 454,537 |
Costs Capitalized Subsequent to Acquisition |  | 16,376 |
Land and improvements |  | 63,988 |
Buildings and Improvements |  | 470,913 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 534,901 |
Accumulated Depreciation |  | $ 70,552 |
Year(s) built / renovated |  | 2011 |
Depreciable Lives (Years) | [2] | -1 |
510 Madison Avenue |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 510 Madison Avenue |
Type |  | Office |
Location |  | New York, NY |
Encumbrances |  | $ 0 |
Original Land |  | 103,000 |
Original Building |  | 253,665 |
Costs Capitalized Subsequent to Acquisition |  | 19,575 |
Land and improvements |  | 103,000 |
Buildings and Improvements |  | 273,240 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 376,240 |
Accumulated Depreciation |  | $ 34,640 |
Year(s) built / renovated |  | 2012 |
Depreciable Lives (Years) | [2] | -1 |
Fountain Square |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Fountain Square |
Type |  | Office |
Location |  | Reston, VA |
Encumbrances |  | $ 213,499 |
Original Land |  | 56,853 |
Original Building |  | 306,298 |
Costs Capitalized Subsequent to Acquisition |  | 12,459 |
Land and improvements |  | 56,853 |
Buildings and Improvements |  | 318,757 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 375,610 |
Accumulated Depreciation |  | $ 39,508 |
Year(s) built / renovated |  | 1986-1990 |
Depreciable Lives (Years) | [2] | -1 |
599 Lexington Avenue |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 599 Lexington Avenue |
Type |  | Office |
Location |  | New York, NY |
Encumbrances |  | $ 750,000 |
Original Land |  | 81,040 |
Original Building |  | 100,507 |
Costs Capitalized Subsequent to Acquisition |  | 149,551 |
Land and improvements |  | 87,852 |
Buildings and Improvements |  | 243,246 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 331,098 |
Accumulated Depreciation |  | $ 160,354 |
Year(s) built / renovated |  | 1986 |
Depreciable Lives (Years) | [2] | -1 |
680 Folsom Street |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 680 Folsom Street |
Type |  | Office |
Location |  | San Francisco, CA |
Encumbrances |  | $ 0 |
Original Land |  | 72,545 |
Original Building |  | 219,766 |
Costs Capitalized Subsequent to Acquisition |  | 7,348 |
Land and improvements |  | 72,545 |
Buildings and Improvements |  | 227,114 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 299,659 |
Accumulated Depreciation |  | $ 13,091 |
Year(s) built / renovated |  | 2014 |
Depreciable Lives (Years) | [2] | -1 |
South of Market and Democracy Tower |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | South of Market and Democracy Tower |
Type |  | Office |
Location |  | Reston, VA |
Encumbrances |  | $ 0 |
Original Land |  | 13,603 |
Original Building |  | 237,479 |
Costs Capitalized Subsequent to Acquisition |  | 11,977 |
Land and improvements |  | 13,687 |
Buildings and Improvements |  | 249,372 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 263,059 |
Accumulated Depreciation |  | $ 70,437 |
Year(s) built / renovated |  | 2008-2009 |
Depreciable Lives (Years) | [2] | -1 |
Bay Colony Corporate Center |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Bay Colony Corporate Center |
Type |  | Office |
Location |  | Waltham, MA |
Encumbrances |  | $ 0 |
Original Land |  | 18,789 |
Original Building |  | 148,451 |
Costs Capitalized Subsequent to Acquisition |  | 65,997 |
Land and improvements |  | 18,789 |
Buildings and Improvements |  | 214,448 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 233,237 |
Accumulated Depreciation |  | $ 40,812 |
Year(s) built / renovated |  | 1985-1989 |
Depreciable Lives (Years) | [2] | -1 |
Gateway Center |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Gateway Center |
Type |  | Office |
Location |  | San Francisco, CA |
Encumbrances |  | $ 0 |
Original Land |  | 28,255 |
Original Building |  | 139,245 |
Costs Capitalized Subsequent to Acquisition |  | 54,027 |
Land and improvements |  | 30,627 |
Buildings and Improvements |  | 190,900 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 221,527 |
Accumulated Depreciation |  | $ 94,083 |
Year(s) built / renovated |  | 1984/1986/2002 |
Depreciable Lives (Years) | [2] | -1 |
535 Mission Street |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 535 Mission Street |
Type |  | Office |
Location |  | San Francisco, CA |
Encumbrances |  | $ 0 |
Original Land |  | 40,933 |
Original Building |  | 148,378 |
Costs Capitalized Subsequent to Acquisition |  | 0 |
Land and improvements |  | 40,933 |
Buildings and Improvements |  | 148,378 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 189,311 |
Accumulated Depreciation |  | $ 3,221 |
Year(s) built / renovated |  | 2015 |
Depreciable Lives (Years) | [2] | -1 |
2200 Pennsylvania Avenue |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 2200 Pennsylvania Avenue |
Type |  | Office |
Location |  | Washington, DC |
Encumbrances |  | $ 0 |
Original Land |  | 0 |
Original Building |  | 183,541 |
Costs Capitalized Subsequent to Acquisition |  | 5,230 |
Land and improvements |  | 0 |
Buildings and Improvements |  | 188,771 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 188,771 |
Accumulated Depreciation |  | $ 33,039 |
Year(s) built / renovated |  | 2011 |
Depreciable Lives (Years) | [2] | -1 |
Mountain View Research Park |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Mountain View Research Park |
Type |  | Office |
Location |  | Mountain View, CA |
Encumbrances |  | $ 0 |
Original Land |  | 95,066 |
Original Building |  | 68,373 |
Costs Capitalized Subsequent to Acquisition |  | 5,581 |
Land and improvements |  | 95,066 |
Buildings and Improvements |  | 73,954 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 169,020 |
Accumulated Depreciation |  | $ 9,581 |
Year(s) built / renovated |  | 1977-1981/2007-2013 |
Depreciable Lives (Years) | [2] | -1 |
Reservoir Place |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Reservoir Place |
Type |  | Office |
Location |  | Waltham, MA |
Encumbrances |  | $ 0 |
Original Land |  | 18,605 |
Original Building |  | 92,619 |
Costs Capitalized Subsequent to Acquisition |  | 46,547 |
Land and improvements |  | 20,118 |
Buildings and Improvements |  | 128,975 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 8,678 |
Total |  | 157,771 |
Accumulated Depreciation |  | $ 57,706 |
Year(s) built / renovated |  | 1955/1987 |
Depreciable Lives (Years) | [2] | -1 |
1333 New Hampshire Avenue |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 1333 New Hampshire Avenue |
Type |  | Office |
Location |  | Washington, DC |
Encumbrances |  | $ 0 |
Original Land |  | 34,032 |
Original Building |  | 85,660 |
Costs Capitalized Subsequent to Acquisition |  | 10,841 |
Land and improvements |  | 35,382 |
Buildings and Improvements |  | 95,151 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 130,533 |
Accumulated Depreciation |  | $ 35,457 |
Year(s) built / renovated |  | 1996 |
Depreciable Lives (Years) | [2] | -1 |
Kingstowne Towne Center |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Kingstowne Towne Center |
Type |  | Office |
Location |  | Alexandria, VA |
Encumbrances |  | $ 0 |
Original Land |  | 18,021 |
Original Building |  | 109,038 |
Costs Capitalized Subsequent to Acquisition |  | 1,276 |
Land and improvements |  | 18,062 |
Buildings and Improvements |  | 110,273 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 128,335 |
Accumulated Depreciation |  | $ 33,374 |
Year(s) built / renovated |  | 2003-2006 |
Depreciable Lives (Years) | [2] | -1 |
1330 Connecticut Avenue |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 1330 Connecticut Avenue |
Type |  | Office |
Location |  | Washington, DC |
Encumbrances |  | $ 0 |
Original Land |  | 25,982 |
Original Building |  | 82,311 |
Costs Capitalized Subsequent to Acquisition |  | 19,098 |
Land and improvements |  | 27,135 |
Buildings and Improvements |  | 100,256 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 127,391 |
Accumulated Depreciation |  | $ 45,063 |
Year(s) built / renovated |  | 1984 |
Depreciable Lives (Years) | [2] | -1 |
Capital Gallery |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Capital Gallery |
Type |  | Office |
Location |  | Washington, DC |
Encumbrances |  | $ 0 |
Original Land |  | 4,725 |
Original Building |  | 29,565 |
Costs Capitalized Subsequent to Acquisition |  | 88,569 |
Land and improvements |  | 8,662 |
Buildings and Improvements |  | 114,197 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 122,859 |
Accumulated Depreciation |  | $ 57,489 |
Year(s) built / renovated |  | 1981/2006 |
Depreciable Lives (Years) | [2] | -1 |
Weston Corporate Center |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Weston Corporate Center |
Type |  | Office |
Location |  | Weston, MA |
Encumbrances |  | $ 0 |
Original Land |  | 25,753 |
Original Building |  | 92,312 |
Costs Capitalized Subsequent to Acquisition |  | (123) |
Land and improvements |  | 25,854 |
Buildings and Improvements |  | 92,088 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 117,942 |
Accumulated Depreciation |  | $ 17,023 |
Year(s) built / renovated |  | 2010 |
Depreciable Lives (Years) | [2] | -1 |
One Freedom Square |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | One Freedom Square |
Type |  | Office |
Location |  | Reston, VA |
Encumbrances |  | $ 0 |
Original Land |  | 9,929 |
Original Building |  | 84,504 |
Costs Capitalized Subsequent to Acquisition |  | 19,613 |
Land and improvements |  | 11,293 |
Buildings and Improvements |  | 102,753 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 114,046 |
Accumulated Depreciation |  | $ 41,106 |
Year(s) built / renovated |  | 2000 |
Depreciable Lives (Years) | [2] | -1 |
Two Freedom Square |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Two Freedom Square |
Type |  | Office |
Location |  | Reston, VA |
Encumbrances |  | $ 0 |
Original Land |  | 13,930 |
Original Building |  | 77,739 |
Costs Capitalized Subsequent to Acquisition |  | 21,374 |
Land and improvements |  | 15,420 |
Buildings and Improvements |  | 97,623 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 113,043 |
Accumulated Depreciation |  | $ 41,164 |
Year(s) built / renovated |  | 2001 |
Depreciable Lives (Years) | [2] | -1 |
One and Two Reston Overlook |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | One and Two Reston Overlook |
Type |  | Office |
Location |  | Reston, VA |
Encumbrances |  | $ 0 |
Original Land |  | 16,456 |
Original Building |  | 66,192 |
Costs Capitalized Subsequent to Acquisition |  | 22,385 |
Land and improvements |  | 16,179 |
Buildings and Improvements |  | 88,854 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 105,033 |
Accumulated Depreciation |  | $ 37,165 |
Year(s) built / renovated |  | 1999 |
Depreciable Lives (Years) | [2] | -1 |
Discovery Square |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Discovery Square |
Type |  | Office |
Location |  | Reston, VA |
Encumbrances |  | $ 0 |
Original Land |  | 11,198 |
Original Building |  | 71,782 |
Costs Capitalized Subsequent to Acquisition |  | 21,234 |
Land and improvements |  | 12,533 |
Buildings and Improvements |  | 91,681 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 104,214 |
Accumulated Depreciation |  | $ 35,835 |
Year(s) built / renovated |  | 2001 |
Depreciable Lives (Years) | [2] | -1 |
415 Main Street |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 415 Main Street |
Type |  | Office |
Location |  | Cambridge, MA |
Encumbrances |  | $ 0 |
Original Land |  | 3,457 |
Original Building |  | 97,136 |
Costs Capitalized Subsequent to Acquisition |  | 2,986 |
Land and improvements |  | 4,125 |
Buildings and Improvements |  | 99,454 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 103,579 |
Accumulated Depreciation |  | $ 59,405 |
Year(s) built / renovated |  | 2006 |
Depreciable Lives (Years) | [2] | -1 |
355 Main Street |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 355 Main Street |
Type |  | Office |
Location |  | Cambridge, MA |
Encumbrances |  | $ 0 |
Original Land |  | 18,863 |
Original Building |  | 53,346 |
Costs Capitalized Subsequent to Acquisition |  | 28,822 |
Land and improvements |  | 21,173 |
Buildings and Improvements |  | 79,858 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 101,031 |
Accumulated Depreciation |  | $ 23,372 |
Year(s) built / renovated |  | 1981/1996/2013 |
Depreciable Lives (Years) | [2] | -1 |
140 Kendrick Street |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 140 Kendrick Street |
Type |  | Office |
Location |  | Needham, MA |
Encumbrances |  | $ 0 |
Original Land |  | 18,095 |
Original Building |  | 66,905 |
Costs Capitalized Subsequent to Acquisition |  | 15,075 |
Land and improvements |  | 19,092 |
Buildings and Improvements |  | 80,983 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 100,075 |
Accumulated Depreciation |  | $ 23,191 |
Year(s) built / renovated |  | 2000 |
Depreciable Lives (Years) | [2] | -1 |
90 Broadway |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 90 Broadway |
Type |  | Office |
Location |  | Cambridge, MA |
Encumbrances |  | $ 0 |
Original Land |  | 19,104 |
Original Building |  | 52,078 |
Costs Capitalized Subsequent to Acquisition |  | 17,386 |
Land and improvements |  | 20,785 |
Buildings and Improvements |  | 67,783 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 88,568 |
Accumulated Depreciation |  | $ 14,394 |
Year(s) built / renovated |  | 1983/1998/2013 |
Depreciable Lives (Years) | [2] | -1 |
230 CityPoint |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 230 CityPoint |
Type |  | Office |
Location |  | Waltham, MA |
Encumbrances |  | $ 0 |
Original Land |  | 13,189 |
Original Building |  | 49,823 |
Costs Capitalized Subsequent to Acquisition |  | 18,800 |
Land and improvements |  | 13,593 |
Buildings and Improvements |  | 68,219 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 81,812 |
Accumulated Depreciation |  | $ 20,265 |
Year(s) built / renovated |  | 1992 |
Depreciable Lives (Years) | [2] | -1 |
Waltham Weston Corporate Center |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Waltham Weston Corporate Center |
Type |  | Office |
Location |  | Waltham, MA |
Encumbrances |  | $ 0 |
Original Land |  | 10,385 |
Original Building |  | 60,694 |
Costs Capitalized Subsequent to Acquisition |  | 8,907 |
Land and improvements |  | 11,097 |
Buildings and Improvements |  | 68,889 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 79,986 |
Accumulated Depreciation |  | $ 24,699 |
Year(s) built / renovated |  | 2003 |
Depreciable Lives (Years) | [2] | -1 |
77 CityPoint |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 77 CityPoint |
Type |  | Office |
Location |  | Waltham, MA |
Encumbrances |  | $ 0 |
Original Land |  | 13,847 |
Original Building |  | 60,383 |
Costs Capitalized Subsequent to Acquisition |  | 5,605 |
Land and improvements |  | 13,873 |
Buildings and Improvements |  | 65,962 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 79,835 |
Accumulated Depreciation |  | $ 18,930 |
Year(s) built / renovated |  | 2008 |
Depreciable Lives (Years) | [2] | -1 |
North First Business Park |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | North First Business Park |
Type |  | Office |
Location |  | San Jose, CA |
Encumbrances |  | $ 0 |
Original Land |  | 58,402 |
Original Building |  | 13,069 |
Costs Capitalized Subsequent to Acquisition |  | 4,028 |
Land and improvements |  | 23,377 |
Buildings and Improvements |  | 16,214 |
Land Held for Development |  | 35,908 |
Development and Construction in Progress |  | 0 |
Total |  | 75,499 |
Accumulated Depreciation |  | $ 14,139 |
Year(s) built / renovated |  | 1981 |
Depreciable Lives (Years) | [2] | -1 |
300 Binney Street |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 300 Binney Street |
Type |  | Office |
Location |  | Cambridge, MA |
Encumbrances |  | $ 0 |
Original Land |  | 18,080 |
Original Building |  | 51,262 |
Costs Capitalized Subsequent to Acquisition |  | 140 |
Land and improvements |  | 18,080 |
Buildings and Improvements |  | 51,402 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 69,482 |
Accumulated Depreciation |  | $ 4,375 |
Year(s) built / renovated |  | 2013 |
Depreciable Lives (Years) | [2] | (1) |
2440 West El Camino Real |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 2440 West El Camino Real |
Type |  | Office |
Location |  | Mountain View, CA |
Encumbrances |  | $ 0 |
Original Land |  | 16,741 |
Original Building |  | 51,285 |
Costs Capitalized Subsequent to Acquisition |  | 1,422 |
Land and improvements |  | 16,741 |
Buildings and Improvements |  | 52,707 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 69,448 |
Accumulated Depreciation |  | $ 8,185 |
Year(s) built / renovated |  | 1987/2003 |
Depreciable Lives (Years) | [2] | -1 |
Reston Corporate Center |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Reston Corporate Center |
Type |  | Office |
Location |  | Reston, VA |
Encumbrances |  | $ 0 |
Original Land |  | 9,135 |
Original Building |  | 50,857 |
Costs Capitalized Subsequent to Acquisition |  | 6,464 |
Land and improvements |  | 10,148 |
Buildings and Improvements |  | 56,308 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 66,456 |
Accumulated Depreciation |  | $ 23,962 |
Year(s) built / renovated |  | 1984 |
Depreciable Lives (Years) | [2] | -1 |
Wisconsin Place |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Wisconsin Place |
Type |  | Office |
Location |  | Chevy Chase, MD |
Encumbrances |  | $ 0 |
Original Land |  | 0 |
Original Building |  | 53,349 |
Costs Capitalized Subsequent to Acquisition |  | 12,787 |
Land and improvements |  | 0 |
Buildings and Improvements |  | 66,136 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 66,136 |
Accumulated Depreciation |  | $ 18,272 |
Year(s) built / renovated |  | 2009 |
Depreciable Lives (Years) | [2] | -1 |
New Dominion Technology Park, Bldg. Two |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | New Dominion Technology Park, Bldg. Two |
Type |  | Office |
Location |  | Herndon, VA |
Encumbrances |  | $ 0 |
Original Land |  | 5,584 |
Original Building |  | 51,868 |
Costs Capitalized Subsequent to Acquisition |  | 3,911 |
Land and improvements |  | 6,510 |
Buildings and Improvements |  | 54,853 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 61,363 |
Accumulated Depreciation |  | $ 20,110 |
Year(s) built / renovated |  | 2004 |
Depreciable Lives (Years) | [2] | -1 |
Sumner Square |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Sumner Square |
Type |  | Office |
Location |  | Washington, DC |
Encumbrances |  | $ 0 |
Original Land |  | 624 |
Original Building |  | 28,745 |
Costs Capitalized Subsequent to Acquisition |  | 26,196 |
Land and improvements |  | 1,478 |
Buildings and Improvements |  | 54,087 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 55,565 |
Accumulated Depreciation |  | $ 26,923 |
Year(s) built / renovated |  | 1985 |
Depreciable Lives (Years) | [2] | -1 |
200 West Street |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 200 West Street |
Type |  | Office |
Location |  | Waltham, MA |
Encumbrances |  | $ 0 |
Original Land |  | 16,148 |
Original Building |  | 24,983 |
Costs Capitalized Subsequent to Acquisition |  | 10,102 |
Land and improvements |  | 16,813 |
Buildings and Improvements |  | 34,420 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 51,233 |
Accumulated Depreciation |  | $ 18,034 |
Year(s) built / renovated |  | 1999 |
Depreciable Lives (Years) | [2] | -1 |
New Dominion Technology Park, Bldg. One |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | New Dominion Technology Park, Bldg. One |
Type |  | Office |
Location |  | Herndon, VA |
Encumbrances |  | $ 38,494 |
Original Land |  | 3,880 |
Original Building |  | 43,227 |
Costs Capitalized Subsequent to Acquisition |  | 3,883 |
Land and improvements |  | 4,583 |
Buildings and Improvements |  | 46,407 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 50,990 |
Accumulated Depreciation |  | $ 22,760 |
Year(s) built / renovated |  | 2001 |
Depreciable Lives (Years) | [2] | -1 |
191 Spring Street |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 191 Spring Street |
Type |  | Office |
Location |  | Lexington, MA |
Encumbrances |  | $ 0 |
Original Land |  | 2,850 |
Original Building |  | 27,166 |
Costs Capitalized Subsequent to Acquisition |  | 18,610 |
Land and improvements |  | 3,151 |
Buildings and Improvements |  | 45,475 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 48,626 |
Accumulated Depreciation |  | $ 32,535 |
Year(s) built / renovated |  | 1971/1995 |
Depreciable Lives (Years) | [2] | -1 |
University Place |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | University Place |
Type |  | Office |
Location |  | Cambridge, MA |
Encumbrances |  | $ 10,788 |
Original Land |  | 0 |
Original Building |  | 37,091 |
Costs Capitalized Subsequent to Acquisition |  | 9,483 |
Land and improvements |  | 390 |
Buildings and Improvements |  | 46,184 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 46,574 |
Accumulated Depreciation |  | $ 23,635 |
Year(s) built / renovated |  | 1985 |
Depreciable Lives (Years) | [2] | -1 |
Quorum Office Park |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 2600 Tower Oaks Boulevard |
Type |  | Office |
Location |  | Rockville, MD |
Encumbrances |  | $ 0 |
Original Land |  | 4,243 |
Original Building |  | 31,125 |
Costs Capitalized Subsequent to Acquisition |  | 8,656 |
Land and improvements |  | 4,785 |
Buildings and Improvements |  | 39,239 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 44,024 |
Accumulated Depreciation |  | $ 18,386 |
Year(s) built / renovated |  | 2001 |
Depreciable Lives (Years) | [2] | -1 |
255 Main Street |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 255 Main Street |
Type |  | Office |
Location |  | Cambridge, MA |
Encumbrances |  | $ 0 |
Original Land |  | 134 |
Original Building |  | 25,110 |
Costs Capitalized Subsequent to Acquisition |  | 18,559 |
Land and improvements |  | 548 |
Buildings and Improvements |  | 43,255 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 43,803 |
Accumulated Depreciation |  | $ 27,153 |
Year(s) built / renovated |  | 1987 |
Depreciable Lives (Years) | [2] | -1 |
Quorum Office Park |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Quorum Office Park |
Type |  | Office |
Location |  | Chelmsford, MA |
Encumbrances |  | $ 0 |
Original Land |  | 3,750 |
Original Building |  | 32,454 |
Costs Capitalized Subsequent to Acquisition |  | 5,814 |
Land and improvements |  | 5,187 |
Buildings and Improvements |  | 36,831 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 42,018 |
Accumulated Depreciation |  | $ 14,671 |
Year(s) built / renovated |  | 2001 |
Depreciable Lives (Years) | [2] | -1 |
500 E Street |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 500 E Street |
Type |  | Office |
Location |  | Washington, DC |
Encumbrances |  | $ 0 |
Original Land |  | 109 |
Original Building |  | 22,420 |
Costs Capitalized Subsequent to Acquisition |  | 13,144 |
Land and improvements |  | 2,379 |
Buildings and Improvements |  | 33,294 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 35,673 |
Accumulated Depreciation |  | $ 22,616 |
Year(s) built / renovated |  | 1987 |
Depreciable Lives (Years) | [2] | -1 |
150 Broadway |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 150 Broadway |
Type |  | Office |
Location |  | Cambridge, MA |
Encumbrances |  | $ 0 |
Original Land |  | 850 |
Original Building |  | 25,042 |
Costs Capitalized Subsequent to Acquisition |  | 8,623 |
Land and improvements |  | 1,323 |
Buildings and Improvements |  | 33,192 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 34,515 |
Accumulated Depreciation |  | $ 14,073 |
Year(s) built / renovated |  | 1999 |
Depreciable Lives (Years) | [2] | -1 |
325 Main Street |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 325 Main Street |
Type |  | Office |
Location |  | Cambridge, MA |
Encumbrances |  | $ 0 |
Original Land |  | 174 |
Original Building |  | 12,200 |
Costs Capitalized Subsequent to Acquisition |  | 12,368 |
Land and improvements |  | 965 |
Buildings and Improvements |  | 23,777 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 24,742 |
Accumulated Depreciation |  | $ 11,339 |
Year(s) built / renovated |  | 1987/2013 |
Depreciable Lives (Years) | [2] | -1 |
105 Broadway |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 105 Broadway |
Type |  | Office |
Location |  | Cambridge, MA |
Encumbrances |  | $ 0 |
Original Land |  | 1,299 |
Original Building |  | 12,943 |
Costs Capitalized Subsequent to Acquisition |  | 7,177 |
Land and improvements |  | 2,395 |
Buildings and Improvements |  | 19,024 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 21,419 |
Accumulated Depreciation |  | $ 12,556 |
Year(s) built / renovated |  | 1990 |
Depreciable Lives (Years) | [2] | -1 |
40 Shattuck Road |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 40 Shattuck Road |
Type |  | Office |
Location |  | Andover, MA |
Encumbrances |  | $ 0 |
Original Land |  | 709 |
Original Building |  | 14,740 |
Costs Capitalized Subsequent to Acquisition |  | 3,184 |
Land and improvements |  | 893 |
Buildings and Improvements |  | 17,740 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 18,633 |
Accumulated Depreciation |  | $ 6,846 |
Year(s) built / renovated |  | 2001 |
Depreciable Lives (Years) | [2] | -1 |
Lexington Office Park |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Lexington Office Park |
Type |  | Office |
Location |  | Lexington, MA |
Encumbrances |  | $ 0 |
Original Land |  | 998 |
Original Building |  | 1,426 |
Costs Capitalized Subsequent to Acquisition |  | 16,099 |
Land and improvements |  | 1,264 |
Buildings and Improvements |  | 17,259 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 18,523 |
Accumulated Depreciation |  | $ 11,730 |
Year(s) built / renovated |  | 1982 |
Depreciable Lives (Years) | [2] | -1 |
201 Spring Street |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 201 Spring Street |
Type |  | Office |
Location |  | Lexington, MA |
Encumbrances |  | $ 0 |
Original Land |  | 2,849 |
Original Building |  | 15,303 |
Costs Capitalized Subsequent to Acquisition |  | (154) |
Land and improvements |  | 3,124 |
Buildings and Improvements |  | 14,874 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 17,998 |
Accumulated Depreciation |  | $ 6,987 |
Year(s) built / renovated |  | 1997 |
Depreciable Lives (Years) | [2] | -1 |
The Point (formerly 99 Third Avenue Retail) |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | The Point (formerly 99 Third Avenue Retail) |
Type |  | Office |
Location |  | Waltham, MA |
Encumbrances |  | $ 0 |
Original Land |  | 6,395 |
Original Building |  | 10,040 |
Costs Capitalized Subsequent to Acquisition |  | 0 |
Land and improvements |  | 6,395 |
Buildings and Improvements |  | 10,040 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 16,435 |
Accumulated Depreciation |  | $ 76 |
Year(s) built / renovated |  | 2015 |
Depreciable Lives (Years) | [2] | -1 |
91 Hartwell Avenue |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 91 Hartwell Avenue |
Type |  | Office |
Location |  | Lexington, MA |
Encumbrances |  | $ 0 |
Original Land |  | 784 |
Original Building |  | 6,464 |
Costs Capitalized Subsequent to Acquisition |  | 8,192 |
Land and improvements |  | 941 |
Buildings and Improvements |  | 14,499 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 15,440 |
Accumulated Depreciation |  | $ 8,525 |
Year(s) built / renovated |  | 1985 |
Depreciable Lives (Years) | [2] | -1 |
92-100 Hayden Avenue |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 92-100 Hayden Avenue |
Type |  | Office |
Location |  | Lexington, MA |
Encumbrances |  | $ 0 |
Original Land |  | 594 |
Original Building |  | 6,748 |
Costs Capitalized Subsequent to Acquisition |  | 8,034 |
Land and improvements |  | 802 |
Buildings and Improvements |  | 14,574 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 15,376 |
Accumulated Depreciation |  | $ 11,412 |
Year(s) built / renovated |  | 1985 |
Depreciable Lives (Years) | [2] | -1 |
690 Folsom Street |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 690 Folsom Street |
Type |  | Office |
Location |  | San Francisco, CA |
Encumbrances |  | $ 0 |
Original Land |  | 3,219 |
Original Building |  | 11,038 |
Costs Capitalized Subsequent to Acquisition |  | 0 |
Land and improvements |  | 3,219 |
Buildings and Improvements |  | 11,038 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 14,257 |
Accumulated Depreciation |  | $ 334 |
Year(s) built / renovated |  | 2015 |
Depreciable Lives (Years) | [2] | -1 |
195 West Street |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 195 West Street |
Type |  | Office |
Location |  | Waltham, MA |
Encumbrances |  | $ 0 |
Original Land |  | 1,611 |
Original Building |  | 6,652 |
Costs Capitalized Subsequent to Acquisition |  | 4,340 |
Land and improvements |  | 1,858 |
Buildings and Improvements |  | 10,745 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 12,603 |
Accumulated Depreciation |  | $ 7,071 |
Year(s) built / renovated |  | 1990 |
Depreciable Lives (Years) | [2] | -1 |
181 Spring Street |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 181 Spring Street |
Type |  | Office |
Location |  | Lexington, MA |
Encumbrances |  | $ 0 |
Original Land |  | 1,066 |
Original Building |  | 9,520 |
Costs Capitalized Subsequent to Acquisition |  | 1,993 |
Land and improvements |  | 1,160 |
Buildings and Improvements |  | 11,419 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 12,579 |
Accumulated Depreciation |  | $ 4,580 |
Year(s) built / renovated |  | 1999 |
Depreciable Lives (Years) | [2] | -1 |
33 Hayden Avenue |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 33 Hayden Avenue |
Type |  | Office |
Location |  | Lexington, MA |
Encumbrances |  | $ 0 |
Original Land |  | 266 |
Original Building |  | 3,234 |
Costs Capitalized Subsequent to Acquisition |  | 8,787 |
Land and improvements |  | 425 |
Buildings and Improvements |  | 11,862 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 12,287 |
Accumulated Depreciation |  | $ 6,586 |
Year(s) built / renovated |  | 1979 |
Depreciable Lives (Years) | [2] | -1 |
145 Broadway |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 145 Broadway |
Type |  | Office |
Location |  | Cambridge, MA |
Encumbrances |  | $ 0 |
Original Land |  | 121 |
Original Building |  | 5,535 |
Costs Capitalized Subsequent to Acquisition |  | 5,305 |
Land and improvements |  | 324 |
Buildings and Improvements |  | 10,637 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 10,961 |
Accumulated Depreciation |  | $ 7,864 |
Year(s) built / renovated |  | 1984 |
Depreciable Lives (Years) | [2] | -1 |
7501 Boston Boulevard, Building Seven |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 7501 Boston Boulevard, Building Seven |
Type |  | Office |
Location |  | Springfield, VA |
Encumbrances |  | $ 0 |
Original Land |  | 665 |
Original Building |  | 9,273 |
Costs Capitalized Subsequent to Acquisition |  | 520 |
Land and improvements |  | 791 |
Buildings and Improvements |  | 9,667 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 10,458 |
Accumulated Depreciation |  | $ 4,355 |
Year(s) built / renovated |  | 1997 |
Depreciable Lives (Years) | [2] | -1 |
7435 Boston Boulevard, Building One |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 7435 Boston Boulevard, Building One |
Type |  | Office |
Location |  | Springfield, VA |
Encumbrances |  | $ 0 |
Original Land |  | 392 |
Original Building |  | 3,822 |
Costs Capitalized Subsequent to Acquisition |  | 4,218 |
Land and improvements |  | 659 |
Buildings and Improvements |  | 7,773 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 8,432 |
Accumulated Depreciation |  | $ 6,052 |
Year(s) built / renovated |  | 1982 |
Depreciable Lives (Years) | [2] | -1 |
250 Binney Street |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 250 Binney Street |
Type |  | Office |
Location |  | Cambridge, MA |
Encumbrances |  | $ 0 |
Original Land |  | 110 |
Original Building |  | 4,483 |
Costs Capitalized Subsequent to Acquisition |  | 3,593 |
Land and improvements |  | 273 |
Buildings and Improvements |  | 7,913 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 8,186 |
Accumulated Depreciation |  | $ 4,303 |
Year(s) built / renovated |  | 1983 |
Depreciable Lives (Years) | [2] | -1 |
7450 Boston Boulevard, Building Three |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 7450 Boston Boulevard, Building Three |
Type |  | Office |
Location |  | Springfield, VA |
Encumbrances |  | $ 0 |
Original Land |  | 1,165 |
Original Building |  | 4,681 |
Costs Capitalized Subsequent to Acquisition |  | 1,880 |
Land and improvements |  | 1,430 |
Buildings and Improvements |  | 6,296 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 7,726 |
Accumulated Depreciation |  | $ 3,226 |
Year(s) built / renovated |  | 1987 |
Depreciable Lives (Years) | [2] | -1 |
8000 Grainger Court, Building Five |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 8000 Grainger Court, Building Five |
Type |  | Office |
Location |  | Springfield, VA |
Encumbrances |  | $ 0 |
Original Land |  | 366 |
Original Building |  | 4,282 |
Costs Capitalized Subsequent to Acquisition |  | 2,684 |
Land and improvements |  | 601 |
Buildings and Improvements |  | 6,731 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 7,332 |
Accumulated Depreciation |  | $ 5,336 |
Year(s) built / renovated |  | 1984 |
Depreciable Lives (Years) | [2] | -1 |
453 Ravendale Drive |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 453 Ravendale Drive |
Type |  | Office |
Location |  | Mountain View, CA |
Encumbrances |  | $ 0 |
Original Land |  | 5,477 |
Original Building |  | 1,090 |
Costs Capitalized Subsequent to Acquisition |  | 235 |
Land and improvements |  | 5,479 |
Buildings and Improvements |  | 1,323 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 6,802 |
Accumulated Depreciation |  | $ 265 |
Year(s) built / renovated |  | 1977 |
Depreciable Lives (Years) | [2] | -1 |
7500 Boston Boulevard, Building Six |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 7500 Boston Boulevard, Building Six |
Type |  | Office |
Location |  | Springfield, VA |
Encumbrances |  | $ 0 |
Original Land |  | 138 |
Original Building |  | 3,749 |
Costs Capitalized Subsequent to Acquisition |  | 2,617 |
Land and improvements |  | 406 |
Buildings and Improvements |  | 6,098 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 6,504 |
Accumulated Depreciation |  | $ 4,499 |
Year(s) built / renovated |  | 1985 |
Depreciable Lives (Years) | [2] | -1 |
7300 Boston Boulevard, Building Thirteen |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 7300 Boston Boulevard, Building Thirteen |
Type |  | Office |
Location |  | Springfield, VA |
Encumbrances |  | $ 0 |
Original Land |  | 608 |
Original Building |  | 4,773 |
Costs Capitalized Subsequent to Acquisition |  | 709 |
Land and improvements |  | 661 |
Buildings and Improvements |  | 5,429 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 6,090 |
Accumulated Depreciation |  | $ 4,626 |
Year(s) built / renovated |  | 2002 |
Depreciable Lives (Years) | [2] | -1 |
7601 Boston Boulevard, Building Eight |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 7601 Boston Boulevard, Building Eight |
Type |  | Office |
Location |  | Springfield, VA |
Encumbrances |  | $ 0 |
Original Land |  | 200 |
Original Building |  | 878 |
Costs Capitalized Subsequent to Acquisition |  | 4,924 |
Land and improvements |  | 551 |
Buildings and Improvements |  | 5,451 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 6,002 |
Accumulated Depreciation |  | $ 3,849 |
Year(s) built / renovated |  | 1986 |
Depreciable Lives (Years) | [2] | -1 |
8000 Corporate Court, Building Eleven |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 8000 Corporate Court, Building Eleven |
Type |  | Office |
Location |  | Springfield, VA |
Encumbrances |  | $ 0 |
Original Land |  | 136 |
Original Building |  | 3,071 |
Costs Capitalized Subsequent to Acquisition |  | 1,615 |
Land and improvements |  | 775 |
Buildings and Improvements |  | 4,047 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 4,822 |
Accumulated Depreciation |  | $ 2,639 |
Year(s) built / renovated |  | 1989 |
Depreciable Lives (Years) | [2] | -1 |
7375 Boston Boulevard, Building Ten |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 7375 Boston Boulevard, Building Ten |
Type |  | Office |
Location |  | Springfield, VA |
Encumbrances |  | $ 0 |
Original Land |  | 23 |
Original Building |  | 2,685 |
Costs Capitalized Subsequent to Acquisition |  | 1,003 |
Land and improvements |  | 93 |
Buildings and Improvements |  | 3,618 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 3,711 |
Accumulated Depreciation |  | $ 2,464 |
Year(s) built / renovated |  | 1988 |
Depreciable Lives (Years) | [2] | -1 |
7374 Boston Boulevard, Building Four |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 7374 Boston Boulevard, Building Four |
Type |  | Office |
Location |  | Springfield, VA |
Encumbrances |  | $ 0 |
Original Land |  | 241 |
Original Building |  | 1,605 |
Costs Capitalized Subsequent to Acquisition |  | 1,735 |
Land and improvements |  | 398 |
Buildings and Improvements |  | 3,183 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 3,581 |
Accumulated Depreciation |  | $ 2,345 |
Year(s) built / renovated |  | 1984 |
Depreciable Lives (Years) | [2] | -1 |
7451 Boston Boulevard, Building Two |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 7451 Boston Boulevard, Building Two |
Type |  | Office |
Location |  | Springfield, VA |
Encumbrances |  | $ 0 |
Original Land |  | 249 |
Original Building |  | 1,542 |
Costs Capitalized Subsequent to Acquisition |  | 1,661 |
Land and improvements |  | 613 |
Buildings and Improvements |  | 2,839 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 3,452 |
Accumulated Depreciation |  | $ 2,233 |
Year(s) built / renovated |  | 1982 |
Depreciable Lives (Years) | [2] | -1 |
32 Hartwell Avenue |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 32 Hartwell Avenue |
Type |  | Office |
Location |  | Lexington, MA |
Encumbrances |  | $ 0 |
Original Land |  | 168 |
Original Building |  | 1,943 |
Costs Capitalized Subsequent to Acquisition |  | 1,193 |
Land and improvements |  | 314 |
Buildings and Improvements |  | 2,990 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 3,304 |
Accumulated Depreciation |  | $ 1,786 |
Year(s) built / renovated |  | 1968-1979/1987 |
Depreciable Lives (Years) | [2] | -1 |
164 Lexington Road |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 164 Lexington Road |
Type |  | Office |
Location |  | Billerica, MA |
Encumbrances |  | $ 0 |
Original Land |  | 592 |
Original Building |  | 1,370 |
Costs Capitalized Subsequent to Acquisition |  | 319 |
Land and improvements |  | 643 |
Buildings and Improvements |  | 1,638 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 2,281 |
Accumulated Depreciation |  | $ 786 |
Year(s) built / renovated |  | 1982 |
Depreciable Lives (Years) | [2] | -1 |
17 Hartwell Avenue |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 17 Hartwell Avenue |
Type |  | Office |
Location |  | Lexington, MA |
Encumbrances |  | $ 0 |
Original Land |  | 26 |
Original Building |  | 150 |
Costs Capitalized Subsequent to Acquisition |  | 614 |
Land and improvements |  | 65 |
Buildings and Improvements |  | 725 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 790 |
Accumulated Depreciation |  | $ 323 |
Year(s) built / renovated |  | 1968 |
Depreciable Lives (Years) | [2] | -1 |
The Avant at Reston Town Center |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | The Avant at Reston Town Center |
Type |  | Residential |
Location |  | Reston, VA |
Encumbrances |  | $ 0 |
Original Land |  | 20,350 |
Original Building |  | 91,995 |
Costs Capitalized Subsequent to Acquisition |  | 813 |
Land and improvements |  | 20,350 |
Buildings and Improvements |  | 92,808 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 113,158 |
Accumulated Depreciation |  | $ 4,833 |
Year(s) built / renovated |  | 2014 |
Depreciable Lives (Years) | [2] | -1 |
The Lofts at Atlantic Wharf |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | The Lofts at Atlantic Wharf |
Type |  | Residential |
Location |  | Boston, MA |
Encumbrances |  | $ 0 |
Original Land |  | 3,529 |
Original Building |  | 54,891 |
Costs Capitalized Subsequent to Acquisition |  | 1,579 |
Land and improvements |  | 3,529 |
Buildings and Improvements |  | 56,470 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 59,999 |
Accumulated Depreciation |  | $ 6,596 |
Year(s) built / renovated |  | 2011 |
Depreciable Lives (Years) | [2] | -1 |
Boston Marriott Cambridge |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Boston Marriott Cambridge |
Type |  | Hotel |
Location |  | Cambridge, MA |
Encumbrances |  | $ 0 |
Original Land |  | 478 |
Original Building |  | 37,918 |
Costs Capitalized Subsequent to Acquisition |  | 35,665 |
Land and improvements |  | 1,201 |
Buildings and Improvements |  | 72,860 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 74,061 |
Accumulated Depreciation |  | $ 48,162 |
Year(s) built / renovated |  | 1986 |
Depreciable Lives (Years) | [2] | -1 |
Kendall Center Green Garage (formerly Cambridge Center East Garage) |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Kendall Center Green Garage (formerly Cambridge Center East Garage) |
Type |  | Garage |
Location |  | Cambridge, MA |
Encumbrances |  | $ 0 |
Original Land |  | 0 |
Original Building |  | 35,035 |
Costs Capitalized Subsequent to Acquisition |  | 4,254 |
Land and improvements |  | 103 |
Buildings and Improvements |  | 39,186 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 39,289 |
Accumulated Depreciation |  | $ 8,610 |
Year(s) built / renovated |  | 1984 |
Depreciable Lives (Years) | [2] | -1 |
Kendall Center Yellow Garage (formerly Cambridge Center West Garage) |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Kendall Center Yellow Garage (formerly Cambridge Center West Garage) |
Type |  | Garage |
Location |  | Cambridge, MA |
Encumbrances |  | $ 0 |
Original Land |  | 1,256 |
Original Building |  | 15,697 |
Costs Capitalized Subsequent to Acquisition |  | 1,571 |
Land and improvements |  | 1,434 |
Buildings and Improvements |  | 17,090 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 18,524 |
Accumulated Depreciation |  | $ 4,269 |
Year(s) built / renovated |  | 2006 |
Depreciable Lives (Years) | [2] | -1 |
Kendall Center Blue Garage (formerly Cambridge Center North Garage) |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Kendall Center Blue Garage (formerly Cambridge Center North Garage) |
Type |  | Garage |
Location |  | Cambridge, MA |
Encumbrances |  | $ 0 |
Original Land |  | 1,163 |
Original Building |  | 11,633 |
Costs Capitalized Subsequent to Acquisition |  | 2,770 |
Land and improvements |  | 1,579 |
Buildings and Improvements |  | 13,987 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 0 |
Total |  | 15,566 |
Accumulated Depreciation |  | $ 8,941 |
Year(s) built / renovated |  | 1990 |
Depreciable Lives (Years) | [2] | -1 |
Salesforce Tower |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Salesforce Tower |
Type |  | Development |
Location |  | San Francisco, CA |
Encumbrances |  | $ 0 |
Original Land |  | 0 |
Original Building |  | 0 |
Costs Capitalized Subsequent to Acquisition |  | 429,767 |
Land and improvements |  | 0 |
Buildings and Improvements |  | 0 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 429,767 |
Total |  | 429,767 |
Accumulated Depreciation |  | $ 0 |
Year(s) built / renovated |  | N/A |
Depreciable Lives (Years) |  | N/A |
601 Massachusetts Avenue |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 601 Massachusetts Avenue |
Type |  | Development |
Location |  | Washington, DC |
Encumbrances |  | $ 0 |
Original Land |  | 0 |
Original Building |  | 0 |
Costs Capitalized Subsequent to Acquisition |  | 253,176 |
Land and improvements |  | 95,322 |
Buildings and Improvements |  | 140,791 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 17,063 |
Total |  | 253,176 |
Accumulated Depreciation |  | $ 1,531 |
Year(s) built / renovated |  | N/A |
Depreciable Lives (Years) |  | N/A |
10 CityPoint |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 10 CityPoint |
Type |  | Development |
Location |  | Waltham, MA |
Encumbrances |  | $ 0 |
Original Land |  | 0 |
Original Building |  | 0 |
Costs Capitalized Subsequent to Acquisition |  | 70,389 |
Land and improvements |  | 163 |
Buildings and Improvements |  | 0 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 70,226 |
Total |  | 70,389 |
Accumulated Depreciation |  | $ 0 |
Year(s) built / renovated |  | N/A |
Depreciable Lives (Years) |  | N/A |
Reston Signature Site |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Reston Signature Site |
Type |  | Development |
Location |  | Reston, VA |
Encumbrances |  | $ 0 |
Original Land |  | 0 |
Original Building |  | 0 |
Costs Capitalized Subsequent to Acquisition |  | 38,886 |
Land and improvements |  | 0 |
Buildings and Improvements |  | 0 |
Land Held for Development |  | 12,678 |
Development and Construction in Progress |  | 26,208 |
Total |  | 38,886 |
Accumulated Depreciation |  | $ 0 |
Year(s) built / renovated |  | N/A |
Depreciable Lives (Years) |  | N/A |
Cambridge Residential / 88 Ames |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Cambridge Residential / 88 Ames |
Type |  | Development |
Location |  | Cambridge, MA |
Encumbrances |  | $ 0 |
Original Land |  | 0 |
Original Building |  | 0 |
Costs Capitalized Subsequent to Acquisition |  | 9,495 |
Land and improvements |  | 0 |
Buildings and Improvements |  | 0 |
Land Held for Development |  | 0 |
Development and Construction in Progress |  | 9,495 |
Total |  | 9,495 |
Accumulated Depreciation |  | $ 0 |
Year(s) built / renovated |  | N/A |
Depreciable Lives (Years) |  | N/A |
Springfield Metro Center |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Springfield Metro Center |
Type |  | Land |
Location |  | Springfield, VA |
Encumbrances |  | $ 0 |
Original Land |  | 0 |
Original Building |  | 0 |
Costs Capitalized Subsequent to Acquisition |  | 34,870 |
Land and improvements |  | 0 |
Buildings and Improvements |  | 0 |
Land Held for Development |  | 34,870 |
Development and Construction in Progress |  | 0 |
Total |  | 34,870 |
Accumulated Depreciation |  | $ 0 |
Year(s) built / renovated |  | N/A |
Depreciable Lives (Years) |  | N/A |
Tower Oaks Master Plan |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Tower Oaks Master Plan |
Type |  | Land |
Location |  | Rockville, MD |
Encumbrances |  | $ 0 |
Original Land |  | 0 |
Original Building |  | 0 |
Costs Capitalized Subsequent to Acquisition |  | 29,022 |
Land and improvements |  | 0 |
Buildings and Improvements |  | 0 |
Land Held for Development |  | 29,022 |
Development and Construction in Progress |  | 0 |
Total |  | 29,022 |
Accumulated Depreciation |  | $ 0 |
Year(s) built / renovated |  | N/A |
Depreciable Lives (Years) |  | N/A |
Plaza at Almaden |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Plaza at Almaden |
Type |  | Land |
Location |  | San Jose, CA |
Encumbrances |  | $ 0 |
Original Land |  | 0 |
Original Building |  | 0 |
Costs Capitalized Subsequent to Acquisition |  | 29,010 |
Land and improvements |  | 0 |
Buildings and Improvements |  | 0 |
Land Held for Development |  | 29,010 |
Development and Construction in Progress |  | 0 |
Total |  | 29,010 |
Accumulated Depreciation |  | $ 0 |
Year(s) built / renovated |  | N/A |
Depreciable Lives (Years) |  | N/A |
6601 & 6605 Springfield Center Drive |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 6601 & 6605 Springfield Center Drive |
Type |  | Land |
Location |  | Springfield, VA |
Encumbrances |  | $ 0 |
Original Land |  | 0 |
Original Building |  | 0 |
Costs Capitalized Subsequent to Acquisition |  | 13,866 |
Land and improvements |  | 0 |
Buildings and Improvements |  | 0 |
Land Held for Development |  | 13,866 |
Development and Construction in Progress |  | 0 |
Total |  | 13,866 |
Accumulated Depreciation |  | $ 0 |
Year(s) built / renovated |  | N/A |
Depreciable Lives (Years) |  | N/A |
214 Third Avenue |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 214 Third Avenue |
Type |  | Land |
Location |  | Waltham, MA |
Encumbrances |  | $ 0 |
Original Land |  | 0 |
Original Building |  | 0 |
Costs Capitalized Subsequent to Acquisition |  | 13,415 |
Land and improvements |  | 0 |
Buildings and Improvements |  | 132 |
Land Held for Development |  | 13,283 |
Development and Construction in Progress |  | 0 |
Total |  | 13,415 |
Accumulated Depreciation |  | $ 0 |
Year(s) built / renovated |  | N/A |
Depreciable Lives (Years) |  | N/A |
103 Fourth Avenue |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 103 Fourth Avenue |
Type |  | Land |
Location |  | Waltham, MA |
Encumbrances |  | $ 0 |
Original Land |  | 0 |
Original Building |  | 0 |
Costs Capitalized Subsequent to Acquisition |  | 11,927 |
Land and improvements |  | 0 |
Buildings and Improvements |  | 0 |
Land Held for Development |  | 11,927 |
Development and Construction in Progress |  | 0 |
Total |  | 11,927 |
Accumulated Depreciation |  | $ 0 |
Year(s) built / renovated |  | N/A |
Depreciable Lives (Years) |  | N/A |
Reston Gateway |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Reston Gateway |
Type |  | Land |
Location |  | Reston, VA |
Encumbrances |  | $ 0 |
Original Land |  | 0 |
Original Building |  | 0 |
Costs Capitalized Subsequent to Acquisition |  | 10,294 |
Land and improvements |  | 0 |
Buildings and Improvements |  | 0 |
Land Held for Development |  | 10,294 |
Development and Construction in Progress |  | 0 |
Total |  | 10,294 |
Accumulated Depreciation |  | $ 0 |
Year(s) built / renovated |  | N/A |
Depreciable Lives (Years) |  | N/A |
20 CityPoint |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 20 CityPoint |
Type |  | Land |
Location |  | Waltham, MA |
Encumbrances |  | $ 0 |
Original Land |  | 0 |
Original Building |  | 0 |
Costs Capitalized Subsequent to Acquisition |  | 10,258 |
Land and improvements |  | 0 |
Buildings and Improvements |  | 0 |
Land Held for Development |  | 10,258 |
Development and Construction in Progress |  | 0 |
Total |  | 10,258 |
Accumulated Depreciation |  | $ 0 |
Year(s) built / renovated |  | N/A |
Depreciable Lives (Years) |  | N/A |
Reston Eastgate |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Reston Eastgate |
Type |  | Land |
Location |  | Reston, VA |
Encumbrances |  | $ 0 |
Original Land |  | 0 |
Original Building |  | 0 |
Costs Capitalized Subsequent to Acquisition |  | 9,215 |
Land and improvements |  | 0 |
Buildings and Improvements |  | 0 |
Land Held for Development |  | 9,215 |
Development and Construction in Progress |  | 0 |
Total |  | 9,215 |
Accumulated Depreciation |  | $ 0 |
Year(s) built / renovated |  | N/A |
Depreciable Lives (Years) |  | N/A |
Washingtonian North |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Washingtonian North |
Type |  | Land |
Location |  | Gaithersburg, MD |
Encumbrances |  | $ 0 |
Original Land |  | 0 |
Original Building |  | 0 |
Costs Capitalized Subsequent to Acquisition |  | 8,836 |
Land and improvements |  | 0 |
Buildings and Improvements |  | 0 |
Land Held for Development |  | 8,836 |
Development and Construction in Progress |  | 0 |
Total |  | 8,836 |
Accumulated Depreciation |  | $ 0 |
Year(s) built / renovated |  | N/A |
Depreciable Lives (Years) |  | N/A |
Crane Meadow |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Crane Meadow |
Type |  | Land |
Location |  | Marlborough, MA |
Encumbrances |  | $ 0 |
Original Land |  | 0 |
Original Building |  | 0 |
Costs Capitalized Subsequent to Acquisition |  | 8,727 |
Land and improvements |  | 0 |
Buildings and Improvements |  | 0 |
Land Held for Development |  | 8,727 |
Development and Construction in Progress |  | 0 |
Total |  | 8,727 |
Accumulated Depreciation |  | $ 0 |
Year(s) built / renovated |  | N/A |
Depreciable Lives (Years) |  | N/A |
Broad Run Business Park |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Broad Run Business Park |
Type |  | Land |
Location |  | Loudoun County, VA |
Encumbrances |  | $ 0 |
Original Land |  | 0 |
Original Building |  | 0 |
Costs Capitalized Subsequent to Acquisition |  | 6,399 |
Land and improvements |  | 0 |
Buildings and Improvements |  | 0 |
Land Held for Development |  | 6,399 |
Development and Construction in Progress |  | 0 |
Total |  | 6,399 |
Accumulated Depreciation |  | $ 0 |
Year(s) built / renovated |  | N/A |
Depreciable Lives (Years) |  | N/A |
North First Master Plan |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | North First Master Plan |
Type |  | Land |
Location |  | San Jose, CA |
Encumbrances |  | $ 0 |
Original Land |  | 0 |
Original Building |  | 0 |
Costs Capitalized Subsequent to Acquisition |  | 2,999 |
Land and improvements |  | 0 |
Buildings and Improvements |  | 0 |
Land Held for Development |  | 2,999 |
Development and Construction in Progress |  | 0 |
Total |  | 2,999 |
Accumulated Depreciation |  | $ 0 |
Year(s) built / renovated |  | N/A |
Depreciable Lives (Years) |  | N/A |
Fourth and Harrison (formerly 425 Fourth Street) |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Fourth and Harrison (formerly 425 Fourth Street) |
Type |  | Land |
Location |  | San Francisco, CA |
Encumbrances |  | $ 0 |
Original Land |  | 0 |
Original Building |  | 0 |
Costs Capitalized Subsequent to Acquisition |  | 2,920 |
Land and improvements |  | 0 |
Buildings and Improvements |  | 0 |
Land Held for Development |  | 2,920 |
Development and Construction in Progress |  | 0 |
Total |  | 2,920 |
Accumulated Depreciation |  | $ 0 |
Year(s) built / renovated |  | N/A |
Depreciable Lives (Years) |  | N/A |
Kendall Center Master Plan (formerly Cambridge Master Plan) |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | Kendall Center Master Plan (formerly Cambridge Master Plan) |
Type |  | Land |
Location |  | Cambridge, MA |
Encumbrances |  | $ 0 |
Original Land |  | 0 |
Original Building |  | 0 |
Costs Capitalized Subsequent to Acquisition |  | 1,403 |
Land and improvements |  | 0 |
Buildings and Improvements |  | 0 |
Land Held for Development |  | 1,403 |
Development and Construction in Progress |  | 0 |
Total |  | 1,403 |
Accumulated Depreciation |  | $ 0 |
Year(s) built / renovated |  | N/A |
Depreciable Lives (Years) |  | N/A |
30 Shattuck Road |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Property Name |  | 30 Shattuck Road |
Type |  | Land |
Location |  | Andover, MA |
Encumbrances |  | $ 0 |
Original Land |  | 0 |
Original Building |  | 0 |
Costs Capitalized Subsequent to Acquisition |  | 1,213 |
Land and improvements |  | 0 |
Buildings and Improvements |  | 0 |
Land Held for Development |  | 1,213 |
Development and Construction in Progress |  | 0 |
Total |  | 1,213 |
Accumulated Depreciation |  | $ 0 |
Year(s) built / renovated |  | N/A |
Depreciable Lives (Years) |  | N/A |
Minimum [Member] |  |  |
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] |  |  |
Life Used for Depreciation |  | life of the lease |
[1] | Includes the unamortized balance of the historical fair value adjustment totaling approximately $80.2 million.
[2] | Depreciation of the buildings and improvements are calculated over lives ranging from the life of the lease to 40 years.

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