Business Segments - Revenue Components of Ranch Operations (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Revenue from External Customer [Line Items]
Total revenues	$ 13,079	$ 11,946	$ 32,881	$ 35,579
Income (loss)	(1,765)	(3,300)	(4,363)	(3,230)
Ranch operations
Revenue from External Customer [Line Items]
Income (loss)	(960)	(1,227)	(2,010)	(1,941)
Operating Segments | Ranch operations
Revenue from External Customer [Line Items]
Total revenues	414	447	2,253	2,745
Operating Segments | Ranch operations | Game management
Revenue from External Customer [Line Items]
Total revenues	258	327	1,110	1,444
Operating Segments | Ranch operations | Grazing
Revenue from External Customer [Line Items]
Total revenues	(8)	27	765	938
Operating Segments | Ranch operations | Filming and other
Revenue from External Customer [Line Items]
Total revenues	$ 164	$ 93	$ 378	$ 363