Reporting Segments and Related Information - Revenue Components of Ranch Operations (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Revenue from External Customer [Line Items]
Total expenses	$ 10,341	$ 7,419	$ 22,035	$ 19,343
Operating results	(1,044)	(2,013)	(1,701)	(199)
Ranch operations
Revenue from External Customer [Line Items]
Total revenues	805	839	1,694	1,828
Total expenses	1,393	1,348	2,743	2,737
Operating results	$ (588)	$ (509)	$ (1,049)	$ (909)

Total costs of sales and operating expenses for the period.

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