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Real Estate and Intangible Assets - 2019 Acquisitions (Details) |  |  |  |  |  |  |  | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Nov. 01, 2019 USD ($) | Oct. 07, 2019 USD ($) | Aug. 28, 2019 lease tenant | Aug. 16, 2019 USD ($) | Jul. 22, 2019 USD ($) | Jul. 11, 2019 USD ($) | Jun. 01, 2017 lease | Dec. 31, 2019 USD ($) a farm option tenant | Dec. 31, 2018 USD ($) a farm | Feb. 25, 2020 USD ($) a | Aug. 29, 2019 USD ($)
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total Acres | a |  |  |  |  |  |  |  | 86,535 | 73,205 |  |
No. of Farms | farm |  |  |  |  |  |  |  | 111 | 85 |  |
New Long-term Debt |  |  |  |  |  |  |  | $ 485,049,000 |  |  |
Partners' capital account, units issued |  |  |  |  |  |  |  | 288,303 |  |  |
Term preferred stock, fair value |  |  |  |  |  |  |  | 3,290,000 |  |  |
LLC ownership, value |  |  |  |  |  |  |  | $ 587,000 |  |  |
Number of leases | lease |  |  |  |  |  |  | 2 |  |  |  |
Number of tenants | tenant |  |  |  |  |  |  |  | 72 |  |  |
Arizona |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total Acres | a |  |  |  |  |  |  |  | 6,280 | 6,280 |  |
No. of Farms | farm |  |  |  |  |  |  |  | 6 | 6 |  |
New Long-term Debt |  |  |  |  |  |  |  | $ 22,427,000 |  |  |
Madera, CA |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total Acres | a |  |  |  |  |  |  |  | 928 |  |  |
Total Commitment |  |  |  |  |  |  |  | $ 500,000 |  |  |
Van Buren, MI |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total Acres | a |  |  |  |  |  |  |  | 119 |  |  |
Total Commitment |  |  |  |  |  |  |  | $ 150,000 |  |  |
Ventura, CA |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total Acres | a |  |  |  |  |  |  |  | 413 |  |  |
2019 Acquisitions |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total Acres | a |  |  |  |  |  |  |  | 13,330 |  |  |
No. of Farms | farm |  |  |  |  |  |  |  | 26 |  |  |
Total Purchase Price |  |  |  |  |  |  |  | $ 252,722,000 |  |  |
Acquisitions Costs |  |  |  |  |  |  |  | 1,376,000 |  |  |
Annualized Straight-line Rent |  |  |  |  |  |  |  | 16,682,000 |  |  |
New Long-term Debt |  |  |  |  |  |  |  | $ 154,683,000 |  |  |
2019 Acquisitions | Somerset Road | Lincoln, NE |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total Acres | a |  |  |  |  |  |  |  | 695 |  |  |
No. of Farms | farm |  |  |  |  |  |  |  | 1 |  |  |
Lease Term |  |  |  |  |  |  |  | 4 years 11 months 9 days |  |  |
Renewal Options | option |  |  |  |  |  |  |  | 1 |  |  |
Renewal Term |  |  |  |  |  |  |  | 5 years |  |  |
Total Purchase Price |  |  |  |  |  |  |  | $ 2,400,000 |  |  |
Acquisitions Costs |  |  |  |  |  |  |  | 33,000 |  |  |
Annualized Straight-line Rent |  |  |  |  |  |  |  |  | $ 126,000 |  |
New Long-term Debt |  |  |  |  |  |  |  | 1,440,000 |  |  |
Professional fees |  |  |  |  |  |  |  | $ 76,000 |  |  |
2019 Acquisitions | Greenhills Boulevard | Madera, CA |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total Acres | a |  |  |  |  |  |  |  | 928 |  |  |
No. of Farms | farm |  |  |  |  |  |  |  | 1 |  |  |
Lease Term |  |  |  |  |  |  |  | 10 years 7 months 22 days |  |  |
Renewal Options | option |  |  |  |  |  |  |  | 2 |  |  |
Renewal Term |  |  |  |  |  |  |  | 5 years |  |  |
Total Purchase Price |  |  |  |  |  |  |  | $ 28,550,000 |  |  |
Acquisitions Costs |  |  |  |  |  |  |  | 141,000 |  |  |
Annualized Straight-line Rent |  |  |  |  |  |  |  |  | 1,721,000 |  |
New Long-term Debt |  |  |  |  |  |  |  | $ 17,130,000 |  |  |
2019 Acquisitions | Van Buren Trail | Van Buren, MI |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total Acres | a |  |  |  |  |  |  |  | 159 |  |  |
No. of Farms | farm |  |  |  |  |  |  |  | 2 |  |  |
Lease Term |  |  |  |  |  |  |  | 10 years 6 months 22 days |  |  |
Renewal Options | option |  |  |  |  |  |  |  | 2 |  |  |
Renewal Term |  |  |  |  |  |  |  | 5 years |  |  |
Total Purchase Price |  |  |  |  |  |  |  | $ 2,682,000 |  |  |
Acquisitions Costs |  |  |  |  |  |  |  | 26,000 |  |  |
Annualized Straight-line Rent |  |  |  |  |  |  |  |  | 206,000 |  |
New Long-term Debt |  |  |  |  |  |  |  | $ 1,609,000 |  |  |
2019 Acquisitions | Blue Star Highway | Allegran and Van Buren, MI |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total Acres | a |  |  |  |  |  |  |  | 357 |  |  |
No. of Farms | farm |  |  |  |  |  |  |  | 8 |  |  |
Lease Term |  |  |  |  |  |  |  | 10 years 6 months 22 days |  |  |
Renewal Options | option |  |  |  |  |  |  |  | 2 |  |  |
Renewal Term |  |  |  |  |  |  |  | 5 years |  |  |
Total Purchase Price |  |  |  |  |  |  |  | $ 5,100,000 |  |  |
Acquisitions Costs |  |  |  |  |  |  |  | 30,000 |  |  |
Annualized Straight-line Rent |  |  |  |  |  |  |  |  | 390,000 |  |
New Long-term Debt |  |  |  |  |  |  |  | $ 3,060,000 |  |  |
2019 Acquisitions | Yolo Country Line Road | Yolo, CA |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total Acres | a |  |  |  |  |  |  |  | 542 |  |  |
No. of Farms | farm |  |  |  |  |  |  |  | 1 |  |  |
Lease Term |  |  |  |  |  |  |  | 14 years 7 months 6 days |  |  |
Renewal Options | option |  |  |  |  |  |  |  | 1 |  |  |
Renewal Term |  |  |  |  |  |  |  | 5 years |  |  |
Total Purchase Price |  |  |  |  |  |  |  | $ 9,190,000 |  |  |
Acquisitions Costs |  |  |  |  |  |  |  | 68,000 |  |  |
Annualized Straight-line Rent |  |  |  |  |  |  |  |  | $ 624,000 |  |
New Long-term Debt |  |  |  |  |  |  |  | $ 5,514,000 |  |  |
2019 Acquisitions | San Juan Grade Road | Monterey, CA |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total Acres | a |  |  |  |  |  |  |  | 324 |  |  |
No. of Farms | farm |  |  |  |  |  |  |  | 1 |  |  |
Lease Term |  |  |  |  |  |  |  | 4 months 5 days |  |  |
Renewal Term |  |  |  |  |  | 6 years |  |  |  |  |
Total Purchase Price |  |  |  |  |  |  |  | $ 9,000,000 |  |  |
Acquisitions Costs |  |  |  |  |  |  |  | 68,000 |  |  |
Annualized Straight-line Rent |  |  |  |  |  |  |  | 632,000 |  |  |
New Long-term Debt |  |  |  |  |  |  |  | $ 5,400,000 |  |  |
Number of renewal options |  |  |  |  |  | 4 years |  |  |  |  |
2019 Acquisitions | West Citrus Boulevard | Martin, FL |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total Acres | a |  |  |  |  |  |  |  | 3,586 |  |  |
No. of Farms | farm |  |  |  |  |  |  |  | 1 |  |  |
Lease Term |  |  |  |  |  |  |  | 8 years 4 months 10 days |  |  |
Renewal Options | option |  |  |  |  |  |  |  | 2 |  |  |
Renewal Term |  |  |  |  |  |  |  | 10 years |  |  |
Total Purchase Price |  |  |  |  |  |  |  | $ 57,790,000 |  |  |
Acquisitions Costs |  |  |  |  |  |  |  | 516,000 |  |  |
Annualized Straight-line Rent |  |  |  |  |  |  |  | 3,696,000 |  |  |
New Long-term Debt |  |  |  |  |  |  |  | $ 37,700,000 |  |  |
Partners' capital account, units issued |  |  |  |  | $ 288,303 |  |  |  |  |  |
Term preferred stock, fair value |  |  |  |  | $ 3,300,000 |  |  |  |  |  |
2019 Acquisitions | Sutter Avenue | Fresno, CA |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |
LLC ownership, percent |  |  |  |  |  |  |  | 25.00% |  |  |
LLC ownership, value |  |  |  |  |  |  |  | $ 587,000 |  |  |
2019 Acquisitions | Las Posas Road | Ventura, CA |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total Acres | a |  |  |  |  |  |  |  | 413 |  |  |
No. of Farms | farm |  |  |  |  |  |  |  | 3 |  |  |
Lease Term |  |  |  |  |  |  |  | 3 years 3 months 3 days |  |  |
Renewal Options | option |  |  |  |  |  |  |  | 1 |  |  |
Renewal Term |  |  |  |  |  |  |  | 2 years |  |  |
Total Purchase Price |  |  |  |  |  |  |  | $ 21,320,000 |  |  |
Acquisitions Costs |  |  |  |  |  |  |  | 111,000 |  |  |
Annualized Straight-line Rent |  |  |  |  |  |  |  | 1,283,000 |  |  |
New Long-term Debt |  |  |  |  |  |  |  | $ 12,792,000 |  |  |
Number of leases | lease |  |  | 2 |  |  |  |  |  |  |  |
Number of tenants | tenant |  |  | 2 |  |  |  |  |  |  |  |
2019 Acquisitions | Withers Road | Napa, CA |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total Acres | a |  |  |  |  |  |  |  | 366 |  |  |
No. of Farms | farm |  |  |  |  |  |  |  | 1 |  |  |
Lease Term |  |  |  |  |  |  |  | 10 years 4 months 2 days |  |  |
Renewal Options | option |  |  |  |  |  |  |  | 2 |  |  |
Renewal Term |  |  |  |  |  |  |  | 10 years |  |  |
Total Purchase Price |  |  |  |  |  |  |  | $ 32,000,000 |  |  |
Acquisitions Costs |  |  |  |  |  |  |  | 84,000 |  |  |
Annualized Straight-line Rent |  |  |  |  |  |  |  | 2,256,000 |  |  |
New Long-term Debt |  |  |  |  |  |  |  | $ 19,254,000 |  |  |
2019 Acquisitions | Highway 17 | Hayes, NE |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total Acres | a |  |  |  |  |  |  |  | 2,561 |  |  |
No. of Farms | farm |  |  |  |  |  |  |  | 3 |  |  |
Lease Term |  | 10 years |  |  |  |  |  | 2 months 25 days |  |  |
Total Purchase Price |  |  |  |  |  |  |  | $ 9,690,000 |  |  |
Acquisitions Costs |  |  |  |  |  |  |  | 44,000 |  |  |
Annualized Straight-line Rent |  |  |  |  |  |  |  | 489,000 |  |  |
New Long-term Debt |  |  |  |  |  |  |  | $ 5,739,000 |  |  |
2019 Acquisitions | Indian Highway | Hayes & Hitchcock, NE |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total Acres | a |  |  |  |  |  |  |  | 1,289 |  |  |
No. of Farms | farm |  |  |  |  |  |  |  | 2 |  |  |
Lease Term |  | 10 years |  |  |  |  |  | 3 months 25 days |  |  |
Total Purchase Price |  |  |  |  |  |  |  | $ 5,000,000 |  |  |
Acquisitions Costs |  |  |  |  |  |  |  | 36,000 |  |  |
Annualized Straight-line Rent |  |  |  |  |  |  |  | 788,000 |  |  |
New Long-term Debt |  |  |  |  |  |  |  | $ 3,045,000 |  |  |
Sale leaseback, fixed rental payment |  | $ 250,000 |  |  |  |  |  |  |  |  |
Lease One | 2019 Acquisitions | Sutter Avenue | Fresno, CA |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total Acres | a |  |  |  |  |  |  |  | 1,011 |  |  |
No. of Farms | farm |  |  |  |  |  |  |  | 1 |  |  |
Lease Term |  |  |  |  |  |  |  | 8 years 2 months 16 days |  |  |
Renewal Options | option |  |  |  |  |  |  |  | 2 |  |  |
Renewal Term |  |  |  |  |  |  |  | 5 years |  |  |
Total Purchase Price |  |  |  |  |  |  |  | $ 33,000,000 |  |  |
Acquisitions Costs |  |  |  |  |  |  |  | 146,000 |  |  |
Annualized Straight-line Rent |  |  |  |  |  |  |  | 2,106,000 |  |  |
New Long-term Debt |  |  |  |  |  |  |  | $ 16,500,000 |  |  |
LLC ownership, percent |  |  |  | 11.75% |  |  |  |  |  |  |
LLC ownership, value |  |  |  | $ 280,000 |  |  |  |  |  |  |
Lease Two | 2019 Acquisitions | Sutter Avenue | Fresno, CA |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total Acres | a |  |  |  |  |  |  |  | 1,099 |  |  |
No. of Farms | farm |  |  |  |  |  |  |  | 1 |  |  |
Lease Term |  |  |  |  |  |  |  | 8 years |  |  |
Renewal Options | option |  |  |  |  |  |  |  | 2 |  |  |
Renewal Term |  |  |  |  |  |  |  | 5 years |  |  |
Total Purchase Price |  |  |  |  |  |  |  | $ 37,000,000 |  |  |
Acquisitions Costs |  |  |  |  |  |  |  | 73,000 |  |  |
Annualized Straight-line Rent |  |  |  |  |  |  |  | 2,365,000 |  |  |
New Long-term Debt |  |  |  |  |  |  |  | 25,500,000 |  |  |
LLC ownership, percent | 13.25% |  |  |  |  |  |  |  |  |  |
LLC ownership, value | $ 307,000 |  |  |  |  |  |  |  |  |  |
Minimum | 2019 Acquisitions | San Juan Grade Road | Monterey, CA |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |
Annualized Straight-line Rent |  |  |  |  |  | $ 606,000,000 |  |  |  |  |
Minimum | 2019 Acquisitions | Highway 17 | Hayes, NE |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |
Annualized Straight-line Rent |  | 630,000 |  |  |  |  |  |  |  |  |
Minimum | 2019 Acquisitions | Indian Highway | Hayes & Hitchcock, NE |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |
Annualized Straight-line Rent |  | $ 370,000 |  |  |  |  |  |  |  |  |
Land and Land Improvements | Maximum | 2019 Acquisitions | San Juan Grade Road | Monterey, CA |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |
Tenant improvement commitments |  |  |  |  |  | $ 100,000 |  |  |  |  |
Land and Land Improvements | Maximum | 2019 Acquisitions | Las Posas Road | Ventura, CA |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total Commitment |  |  |  |  |  |  |  | $ 1,000,000 |  |  |
Land and Land Improvements | Maximum | 2019 Acquisitions | Withers Road | Napa, CA |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |
Tenant improvement commitments |  |  |  |  |  |  |  |  |  |  | $ 4,000,000
Forecast | 2019 Acquisitions | Withers Road | Napa, CA |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total Acres | a |  |  |  |  |  |  |  |  |  | 47,000 |
Tenant improvement commitments |  |  |  |  |  |  |  |  |  | $ 40,000,000 |

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