Reporting Segments and Related Information - Revenue Components of Farming Segments (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Revenue from External Customer [Line Items]
Total expenses	$ 55,873	$ 44,577	$ 50,954
Operating Segments
Revenue from External Customer [Line Items]
Total revenues	55,613	37,830	49,523
Segment profits	9,583	2,683	7,930
Farming | Operating Segments
Revenue from External Customer [Line Items]
Total revenues	11,039	13,866	19,331
Total expenses	14,116	15,103	15,251
Segment profits	$ (3,077)	$ (1,237)	$ 4,080