CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (Unaudited) - USD ($) $ in Thousands	Total	Capital Stock Preferred	Issued Common	Additional Paid-In Capital	Retained Earnings	Accumulated Other Comprehensive income	Treasury Stock	Non-controlling Interest
Balance at beginning of period at Dec. 31, 2020	$ 262,526	$ 4	$ 6,715	$ 15,503	$ 262,943	$ 486	$ (23,125)
Comprehensive income:
Net income (loss)	15,427				15,427
Other comprehensive income (loss)	55					55
Dividends and dividend equivalents of per common share and per restricted stock unit, net of estimated forfeitures	(2,052)				(2,052)
Share-based compensation	3,229			3,229
Stock shares awarded, forfeited or vested	0			(716)			716
Stock shares repurchased	(674)						(674)
Balance at end of period at Mar. 31, 2021	278,511	4	6,715	18,016	276,318	541	(23,083)
Balance at beginning of period at Dec. 31, 2021	644,265	4	6,715	315,802	344,237	354	(22,357)	$ (490)
Comprehensive income:
Net income (loss)	37,371				37,437			(66)
Other comprehensive income (loss)	(232)					(232)
Dividends and dividend equivalents of per common share and per restricted stock unit, net of estimated forfeitures	(2,661)				(2,661)
Share-based compensation	1,373			1,373
Stock shares awarded, forfeited or vested	0			(604)			604
Stock shares repurchased	(711)						(711)
Balance at end of period at Mar. 31, 2022	$ 679,405	$ 4	$ 6,715	$ 316,571	$ 379,013	$ 122	$ (22,464)	$ (556)