Consolidated Statements of Changes in Equity (Unaudited) - USD ($) shares in Thousands, $ in Thousands	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Treasury Stock [Member]	Total
Balance at Dec. 31, 2020	$ (736,639)	$ (25)	$ 2,157	$ 807,582	$ (10,200)	$ 62,875
Balance (in shares) at Dec. 31, 2020			21,573		688
Net income (loss)	17,625	0	$ 0	0	$ 0	17,625
Restricted stock awards, forfeitures and shares repurchased for tax withholdings, net	0	0	$ 0	(593)	$ 963	370
Restricted stock awards, forfeitures and shares repurchased for tax withholdings, net (in shares)			0		(58)
Stock-based compensation expense	0	0	$ 0	122	$ 0	122
Restricted stock awards, forfeitures and shares repurchased for tax withholdings, net	(0)	(0)	(0)	593	(963)	(370)
Balance at Mar. 31, 2021	(719,014)	(25)	$ 2,157	807,111	$ (9,237)	80,992
Balance (in shares) at Mar. 31, 2021			21,573		630
Balance at Dec. 31, 2020	(736,639)	(25)	$ 2,157	807,582	$ (10,200)	62,875
Balance (in shares) at Dec. 31, 2020			21,573		688
Net income (loss)						35,638
Balance at Sep. 30, 2021	(701,001)	(25)	$ 2,157	806,550	$ (9,688)	97,993
Balance (in shares) at Sep. 30, 2021			21,573		777
Balance at Dec. 31, 2020	(736,639)	(25)	$ 2,157	807,582	$ (10,200)	62,875
Balance (in shares) at Dec. 31, 2020			21,573		688
Balance at Dec. 31, 2021	(709,635)	(25)	$ 2,157	806,638	$ (48,569)	50,566
Balance (in shares) at Dec. 31, 2021			21,573		5,068
Balance at Mar. 31, 2021	(719,014)	(25)	$ 2,157	807,111	$ (9,237)	80,992
Balance (in shares) at Mar. 31, 2021			21,573		630
Net income (loss)	(320)	0	$ 0	0	$ 0	(320)
Repurchases of common stock	0	0	$ 0	0	$ (1,588)	(1,588)
Repurchases of common stock (in shares)			0		229
Restricted stock awards, forfeitures and shares repurchased for tax withholdings, net	0	0	$ 0	839	$ (976)	(137)
Restricted stock awards, forfeitures and shares repurchased for tax withholdings, net (in shares)			0		(73)
Stock-based compensation expense	0	0	$ 0	175	$ 0	175
Restricted stock awards, forfeitures and shares repurchased for tax withholdings, net	0	0	0	(839)	976	137
Balance at Jun. 30, 2021	(719,334)	(25)	$ 2,157	806,447	$ (9,849)	79,396
Balance (in shares) at Jun. 30, 2021			21,573		786
Net income (loss)	18,333	0	$ 0	0	$ 0	18,333
Repurchases of common stock	0	0	$ 0	0	$ (51)	(51)
Repurchases of common stock (in shares)			0		7
Restricted stock awards, forfeitures and shares repurchased for tax withholdings, net	0	0	$ 0	98	$ (212)	(114)
Restricted stock awards, forfeitures and shares repurchased for tax withholdings, net (in shares)			0		(16)
Stock-based compensation expense	0	0	$ 0	201	$ 0	201
Restricted stock awards, forfeitures and shares repurchased for tax withholdings, net	0	0	0	(98)	212	114
Balance at Sep. 30, 2021	(701,001)	(25)	$ 2,157	806,550	$ (9,688)	97,993
Balance (in shares) at Sep. 30, 2021			21,573		777
Balance at Dec. 31, 2021	(709,635)	(25)	$ 2,157	806,638	$ (48,569)	50,566
Balance (in shares) at Dec. 31, 2021			21,573		5,068
Net income (loss)	(6,709)	0	$ 0	0	$ 0	(6,709)
Repurchases of common stock	0	0	$ 0	0	$ (779)	(779)
Repurchases of common stock (in shares)			0		148
Restricted stock awards, forfeitures and shares repurchased for tax withholdings, net	0	0	$ 0	(1,019)	$ 1,322	303
Restricted stock awards, forfeitures and shares repurchased for tax withholdings, net (in shares)			0		(122)
Stock-based compensation expense	0	0	$ 0	168	$ 0	168
Restricted stock awards, forfeitures and shares repurchased for tax withholdings, net	(0)	(0)	(0)	1,019	(1,322)	(303)
Balance at Mar. 31, 2022	(716,344)	(25)	$ 2,157	805,787	$ (48,026)	43,549
Balance (in shares) at Mar. 31, 2022			21,573		5,094
Balance at Dec. 31, 2021	(709,635)	(25)	$ 2,157	806,638	$ (48,569)	50,566
Balance (in shares) at Dec. 31, 2021			21,573		5,068
Net income (loss)						(9,390)
Balance at Sep. 30, 2022	(719,025)	(25)	$ 2,157	804,712	$ (47,712)	40,107
Balance (in shares) at Sep. 30, 2022			21,573		5,235
Balance at Mar. 31, 2022	(716,344)	(25)	$ 2,157	805,787	$ (48,026)	43,549
Balance (in shares) at Mar. 31, 2022			21,573		5,094
Net income (loss)	483	0	$ 0	0	$ 0	483
Repurchases of common stock	0	0	$ 0	0	$ (945)	(945)
Repurchases of common stock (in shares)			0		221
Restricted stock awards, forfeitures and shares repurchased for tax withholdings, net	0	0	$ 0	489	$ (554)	(65)
Restricted stock awards, forfeitures and shares repurchased for tax withholdings, net (in shares)			0		(54)
Stock-based compensation expense	0	0	$ 0	143	$ 0	143
Restricted stock awards, forfeitures and shares repurchased for tax withholdings, net	0	0	0	(489)	554	65
Balance at Jun. 30, 2022	(715,861)	(25)	$ 2,157	805,441	$ (48,417)	43,295
Balance (in shares) at Jun. 30, 2022			21,573		5,261
Net income (loss)	(3,164)	0	$ 0	0	$ 0	(3,164)
Repurchases of common stock	0	0	$ 0	0	$ (337)	(337)
Repurchases of common stock (in shares)			0		84
Restricted stock awards, forfeitures and shares repurchased for tax withholdings, net	0	0	$ 0	994	$ (1,042)	(48)
Restricted stock awards, forfeitures and shares repurchased for tax withholdings, net (in shares)			0		(110)
Stock-based compensation expense	0	0	$ 0	265	$ 0	265
Restricted stock awards, forfeitures and shares repurchased for tax withholdings, net	0	0	0	(994)	1,042	48
Balance at Sep. 30, 2022	$ (719,025)	$ (25)	$ 2,157	$ 804,712	$ (47,712)	$ 40,107
Balance (in shares) at Sep. 30, 2022			21,573		5,235