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Real Estate and Intangible Assets - Summary of Geographic Locations of Properties (Details) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2019 USD ($) a region farm | Mar. 31, 2018 USD ($) a farm | Dec. 31, 2018 USD ($) a farm
Real Estate Properties [Line Items] |  |  |
No. of Farms | farm | 86 | 75 |
Total Acres | a | 73,900 | 63,351 |
% of Total Acres | 100.00% | 100.00% |
Lease Revenue | $ 7,830 |  |
Lease Revenue (Under Topic 840) |  | $ 6,694 |
% of Total Lease Revenue | 100.00% | 100.00% |
California |  |  |
Real Estate Properties [Line Items] |  |  |
No. of Farms | farm | 33 |  | 29
Total Acres | a | 10,147 |  | 8,241
% of Total Acres | 13.70% |  | 13.00%
Lease Revenue | $ 3,734 |  |
Lease Revenue (Under Topic 840) |  |  | $ 3,030
% of Total Lease Revenue | 47.70% |  | 45.30%
Number of regions farms are located | region | 4 |  |
Florida |  |  |
Real Estate Properties [Line Items] |  |  |
No. of Farms | farm | 22 |  | 16
Total Acres | a | 17,184 |  | 11,006
% of Total Acres | 23.20% |  | 17.40%
Lease Revenue | $ 2,339 |  |
Lease Revenue (Under Topic 840) |  |  | $ 1,754
% of Total Lease Revenue | 29.90% |  | 26.20%
Colorado |  |  |
Real Estate Properties [Line Items] |  |  |
No. of Farms | farm | 10 |  | 10
Total Acres | a | 31,448 |  | 31,450
% of Total Acres | 42.60% |  | 49.60%
Lease Revenue | $ 696 |  |
Lease Revenue (Under Topic 840) |  |  | $ 686
% of Total Lease Revenue | 8.90% |  | 10.30%
Arizona |  |  |
Real Estate Properties [Line Items] |  |  |
No. of Farms | farm | 6 |  | 6
Total Acres | a | 6,280 |  | 6,280
% of Total Acres | 8.50% |  | 9.90%
Lease Revenue | $ 539 |  |
Lease Revenue (Under Topic 840) |  |  | $ 532
% of Total Lease Revenue | 6.90% |  | 7.90%
Texas |  |  |
Real Estate Properties [Line Items] |  |  |
No. of Farms | farm | 1 |  | 0
Total Acres | a | 3,667 |  | 0
% of Total Acres | 5.00% |  | 0.00%
Lease Revenue | $ 131 |  |
Lease Revenue (Under Topic 840) |  |  | $ 0
% of Total Lease Revenue | 1.70% |  | 0.00%
Oregon |  |  |
Real Estate Properties [Line Items] |  |  |
No. of Farms | farm | 3 |  | 4
Total Acres | a | 418 |  | 2,313
% of Total Acres | 0.60% |  | 3.70%
Lease Revenue | $ 128 |  |
Lease Revenue (Under Topic 840) |  |  | $ 307
% of Total Lease Revenue | 1.60% |  | 4.60%
Washington |  |  |
Real Estate Properties [Line Items] |  |  |
No. of Farms | farm | 1 |  | 1
Total Acres | a | 746 |  | 746
% of Total Acres | 1.00% |  | 1.20%
Lease Revenue | $ 122 |  |
Lease Revenue (Under Topic 840) |  |  | $ 121
% of Total Lease Revenue | 1.50% |  | 1.80%
North Carolina |  |  |
Real Estate Properties [Line Items] |  |  |
No. of Farms | farm | 2 |  | 2
Total Acres | a | 310 |  | 310
% of Total Acres | 0.40% |  | 0.50%
Lease Revenue | $ 60 |  |
Lease Revenue (Under Topic 840) |  |  | $ 49
% of Total Lease Revenue | 0.80% |  | 0.70%
Nebraska |  |  |
Real Estate Properties [Line Items] |  |  |
No. of Farms | farm | 3 |  | 2
Total Acres | a | 3,254 |  | 2,559
% of Total Acres | 4.40% |  | 4.00%
Lease Revenue | $ 60 |  |
Lease Revenue (Under Topic 840) |  |  | $ 145
% of Total Lease Revenue | 0.80% |  | 2.20%
Michigan |  |  |
Real Estate Properties [Line Items] |  |  |
No. of Farms | farm | 5 |  | 5
Total Acres | a | 446 |  | 446
% of Total Acres | 0.60% |  | 0.70%
Lease Revenue | $ 21 |  |
Lease Revenue (Under Topic 840) |  |  | $ 70
% of Total Lease Revenue | 0.20% |  | 1.00%

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