Business Segments - Revenue Components of Ranch Operations (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Revenue from External Customer [Line Items]
Total revenues	$ 6,849	$ 7,000	$ 19,802	$ 23,633
Income (loss)	(2,950)	(1,243)	(2,598)	70
Ranch operations | Operating Segments
Revenue from External Customer [Line Items]
Total revenues	1,001	1,215	1,839	2,298
Income (loss)	(541)	(204)	(1,050)	(714)
Ranch operations | Operating Segments | Game management
Revenue from External Customer [Line Items]
Total revenues	373	593	852	1,117
Ranch operations | Operating Segments | Grazing
Revenue from External Customer [Line Items]
Total revenues	523	524	773	911
Ranch operations | Operating Segments | Filming and other
Revenue from External Customer [Line Items]
Total revenues	$ 105	$ 98	$ 214	$ 270