Consolidated Statements of Equity - USD ($) $ in Thousands	Common Stock	Additional Paid-in Capital.	Retained Earnings (Deficit)	Total
Balance at Dec. 31, 2019	$ 410	$ 154,957	$ 14,716	$ 170,083
Restricted stock surrendered for withholding taxes payable	(1)	(220)		(221)
Stock-based compensation	18	4,122		4,140
Net income (loss)			(4,907)	(4,907)
Balance at Dec. 31, 2020	427	158,859	9,809	169,095
Restricted stock surrendered for withholding taxes payable	(1)	(538)		(539)
Stock-based compensation	15	5,245		5,260
Dividends declared			(2,501)	(2,501)
Net income (loss)			39,759	39,759
Balance at Dec. 31, 2021	441	163,566	47,067	211,074
Restricted stock surrendered for withholding taxes payable	(2)	(3,181)		(3,183)
Stock options exercised		107		107
Stock-based compensation	3	8,219		8,222
Dividends declared			(23,064)	(23,064)
Net income (loss)			116,042	116,042
Balance at Dec. 31, 2022	$ 442	$ 168,711	$ 140,045	$ 309,198