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Real Estate and Intangible Assets - Additional Information (Details) $ in Thousands |  |  |  |  |  | 1 Months Ended | 3 Months Ended | 6 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Feb. 28, 2020 USD ($) | Feb. 10, 2020 USD ($) farm | Nov. 01, 2019 USD ($) | Aug. 28, 2019 USD ($) a | Aug. 16, 2019 USD ($) | May 31, 2020 USD ($) | Jun. 30, 2020 USD ($) a | Jun. 30, 2019 USD ($) a | Jun. 30, 2020 USD ($) a tenant farm | Jun. 30, 2019 USD ($) a farm | Apr. 30, 2020 a | Feb. 25, 2020 a | Dec. 31, 2019 USD ($) a
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of farms | farm |  |  |  |  |  |  |  |  | 115 | 98 |  |  |
Depreciation expense |  |  |  |  |  |  | $ 3,500 | $ 2,600 | $ 7,000 | $ 4,900 |  |  |
Tenant improvements, net of depreciation |  |  |  |  |  |  | 2,100 |  | 2,100 |  |  |  | $ 2,200
Tenant improvements, depreciation and rental revenue |  |  |  |  |  |  | 76 | 72 | 152 | 146 |  |  |
Amortization expense related to intangible assets |  |  |  |  |  |  | 321 | 326 | 1,100 | 650 |  |  |
Amortization of acquired above market lease values and deferred revenue |  |  |  |  |  |  | 31 | 33 | 62 | 66 |  |  |
Total accretion related to below-market lease values and deferred revenue |  |  |  |  |  |  | $ 25 | $ 39 | $ 50 | $ 77 |  |  |
Area of real estate property (in acres) | a |  |  |  |  |  |  | 89,128 | 75,886 | 89,128 | 75,886 |  |  |
Gain (loss) on lease termination |  |  |  |  |  |  |  |  | $ 3,000 |  |  |  |
LLC ownership, value |  |  |  |  |  |  | $ 613 |  | 613 |  |  |  | $ 587
(Loss) income from investments in unconsolidated entities |  |  |  |  |  |  | (8) |  | $ 26 | $ 0 |  |  |
Number of tenants | tenant |  |  |  |  |  |  |  |  | 72 |  |  |  |
Lease revenue |  |  |  |  |  |  | $ 12,638 | $ 8,362 | $ 27,918 | $ 16,192 |  |  |
Percent of rental revenue (as percent) |  |  |  |  |  |  |  |  | 100.00% | 100.00% |  |  |
Tenant A |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Gain (loss) on lease termination |  |  |  |  |  |  |  |  | $ 3,000 |  |  |  |
Lease revenue |  |  |  |  |  |  |  |  | $ 3,000 |  |  |  |
Percent of rental revenue (as percent) |  |  |  |  |  |  |  |  | 10.10% |  |  |  |
California |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of farms | farm |  |  |  |  |  |  |  |  | 43 | 35 |  |  |
Area of real estate property (in acres) | a |  |  |  |  |  |  | 15,420 | 11,617 | 15,420 | 11,617 |  |  |
LLC ownership, value |  |  |  |  |  |  | $ 613 |  | $ 613 |  |  |  |
Lease revenue |  |  |  |  |  |  |  |  | $ 13,815 | $ 7,906 |  |  |
Percent of rental revenue (as percent) |  |  |  |  |  |  |  |  | 49.50% | 48.80% |  |  |
Florida |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of farms | farm |  |  |  |  |  |  |  |  | 23 | 22 |  |  |
Area of real estate property (in acres) | a |  |  |  |  |  |  | 20,770 | 17,184 | 20,770 | 17,184 |  |  |
Lease revenue |  |  |  |  |  |  |  |  | $ 6,669 | $ 4,689 |  |  |
Percent of rental revenue (as percent) |  |  |  |  |  |  |  |  | 23.90% | 29.00% |  |  |
Arizona |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of farms | farm |  |  |  |  |  |  |  |  | 6 | 6 |  |  |
Area of real estate property (in acres) | a |  |  |  |  |  |  | 6,280 | 6,280 | 6,280 | 6,280 |  |  |
Number of farms terminated | farm |  | 4 |  |  |  |  |  |  |  |  |  |  |
Gain (loss) on lease termination |  | $ 3,000 |  |  |  |  |  |  |  |  |  |  |
Number of farms subject to renewal | farm |  | 2 |  |  |  |  |  |  |  |  |  |  |
Prepaid rent |  |  |  |  |  |  | $ 89 |  | $ 89 |  |  |  |
Allowance for credit loss, writeoff |  | $ 254 |  |  |  |  |  |  | 470 |  |  |  |
Lessor leasing arrangement lease term (in years) |  | 7 years |  |  |  |  |  |  |  |  |  |  |
Lease revenue |  |  |  |  |  |  |  |  | $ 3,805 | $ 1,077 |  |  |
Percent of rental revenue (as percent) |  |  |  |  |  |  |  |  | 13.60% | 6.70% |  |  |
Napa, California |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Area of real estate property (in acres) | a |  |  |  |  |  |  | 269 |  | 269 |  |  |  |
Napa, California | Withers Road |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Area of real estate property (in acres) | a |  |  |  | 366 |  |  |  |  |  |  | 38.7 | 47 |
Additional compensation payments | $ 40 |  |  | $ 4,000 |  | $ 3,200 |  |  |  |  |  |  |
Annualized straight-line rent |  |  |  |  |  | $ 335 |  |  |  |  |  |  |
2020 Acquisitions |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of farms | farm |  |  |  |  |  |  |  |  | 4 |  |  |  |
Operating revenue |  |  |  |  |  |  | $ 191 |  | $ 280 |  |  |  |
Net income |  |  |  |  |  |  | $ 125 |  | $ 196 |  |  |  |
Area of real estate property (in acres) | a |  |  |  |  |  |  | 2,593 |  | 2,593 |  |  |  |
Annualized straight-line rent |  |  |  |  |  |  |  |  | $ 1,405 |  |  |  |
2019 Acquisitions |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of farms | farm |  |  |  |  |  |  |  |  |  | 13 |  |  |
Operating revenue |  |  |  |  |  |  |  | $ 503 |  | $ 527 |  |  |
Net income |  |  |  |  |  |  |  | $ 218 |  | $ 220 |  |  |
Area of real estate property (in acres) | a |  |  |  |  |  |  |  | 2,681 |  | 2,681 |  |  |
Annualized straight-line rent |  |  |  |  |  |  |  |  |  | $ 3,067 |  |  |
2019 Acquisitions | Fresno, California | Sutter Avenue |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Area of real estate property (in acres) | a |  |  |  |  |  |  |  |  |  |  |  |  | 2,110
Lease One | 2019 Acquisitions | Fresno, California | Sutter Avenue |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
LLC ownership, percentage |  |  |  |  | 11.75% |  |  |  |  |  |  |  |
LLC ownership, value |  |  |  |  | $ 280 |  |  |  |  |  |  |  |
Lease Two | 2019 Acquisitions | Fresno, California | Sutter Avenue |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
LLC ownership, percentage |  |  | 13.25% |  |  |  |  |  |  |  |  |  |
LLC ownership, value |  |  | $ 307 |  |  |  |  |  |  |  |  |  |

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