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Summary of Significant Accounting Policies - Additional Information (Details) $ in Thousands | 3 Months Ended | 9 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Sep. 30, 2019 USD ($) a | Sep. 30, 2018 USD ($) a | Sep. 30, 2019 USD ($) a lease | Sep. 30, 2018 USD ($) a | Aug. 01, 2018 | Jul. 31, 2018 a | Oct. 17, 2017 a
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |
Area of real estate property (in acres) | 81,586 | 67,826 | 81,586 | 67,826 |  |  |
Loss on write-down of crop inventory | $ | $ 0 | $ 33 | $ 0 | $ 1,093 |  |  |
Ventura County California |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |
Area of real estate property (in acres) |  |  |  |  |  | 169 | 169
Operating lease, term (in years) |  |  |  |  | 10 years |  |
Ground |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |
Number of operating ground lease arrangements | lease |  |  | 2 |  |  |  |

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- Definition Amount of loss from reductions in inventory due to subsequent measurement adjustments, including, but not limited to, physical deterioration, obsolescence, or changes in price levels. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 330 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=116847112&loc=d3e4542-108314 + Details
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