CONSOLIDATED STATEMENT OF STOCKHOLDERS EQUITY Statement - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Treasury Stock [Member]	Accumulated Earnings (Loss) [Member]	Accumulated Other Comprehensive Loss [Member]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Treasury Stock, Shares				34,126,000
Beginning balance (in shares) at Dec. 31, 2018		87,522,000
Beginning balance at Dec. 31, 2018	$ 145,355	$ 876	$ 383,123	$ (278,843)	$ 71,435	$ (31,236)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	1,588				1,588
Other comprehensive income (loss)	1,416					1,416
Stock based compensation	1,458		1,458
Restricted stock issued (in shares)		1,456,000
Restricted stock issued	15	$ 15
Restricted stock forfeited or withheld to satisfy tax obligations (in shares)		(113,000)		214,000
Shares Granted, Value, Share-based Payment Arrangement, Forfeited	$ 0	$ 0
Treasury Stock, Shares, Retired	(20,000,000)	(20,000,000)		(20,000,000)
Treasury Stock, Retired, Cost Method, Amount	$ 0	$ (200)	(161,600)	$ (161,800)
Stock Repurchased During Period, Shares				(250,000)
Restricted stock forfeited or withheld to satisfy tax obligations	(533)	$ (1)		$ (532)
Performance-Based Restricted Stock Units eligible to vest (in shares)		(680,000)
Performance-Based Restricted Stock Units eligible to vest	7	$ 7
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period		(10,000)
Purchase of treasury stock under stock repurchase plan	(491)			(491)
Ending balance (in shares) at Mar. 31, 2019		69,535,000
Ending balance at Mar. 31, 2019	148,815	$ 697	222,981	(118,066)	73,023	(29,820)
Beginning balance (in shares) at Dec. 31, 2018		87,522,000
Beginning balance at Dec. 31, 2018	145,355	$ 876	383,123	(278,843)	71,435	(31,236)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Other comprehensive income (loss)	$ (2,124)
Stock Repurchased During Period, Shares	(617,300,000)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period	134,000
Purchase of treasury stock under stock repurchase plan	$ (1,762)
Ending balance (in shares) at Sep. 30, 2019		69,254,000
Ending balance at Sep. 30, 2019	153,285	$ 693	225,658	$ (120,171)	80,465	(33,360)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Treasury Stock, Shares				14,590,000
Beginning balance (in shares) at Mar. 31, 2019		69,535,000
Beginning balance at Mar. 31, 2019	148,815	$ 697	222,981	$ (118,066)	73,023	(29,820)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	3,061				3,061
Other comprehensive income (loss)	(1,677)					(1,677)
Stock based compensation	1,620		1,620
Restricted stock issued (in shares)		411,000
Restricted stock issued	4	$ 4
Restricted stock forfeited or withheld to satisfy tax obligations (in shares)		(114,000)		165,000
Shares Granted, Value, Share-based Payment Arrangement, Forfeited	0	$ 0
Restricted stock forfeited or withheld to satisfy tax obligations	(519)	$ (1)		$ (518)
Performance-Based Restricted Stock Units eligible to vest (in shares)		(60,000)
Performance-Based Restricted Stock Units eligible to vest	0	$ 0
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period		(10,000)
Ending balance (in shares) at Jun. 30, 2019		69,882,000
Ending balance at Jun. 30, 2019	151,304	$ 700	224,601	$ (118,584)	76,084	(31,497)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Treasury Stock, Shares				14,755,000
Net income	4,381				4,381
Other comprehensive income (loss)	(1,863)					(1,863)
Stock based compensation	1,057		1,057
Restricted stock issued (in shares)		234,000
Restricted stock issued	2	$ 2
Restricted stock forfeited or withheld to satisfy tax obligations (in shares)		(214,000)		85,000
Shares Granted, Value, Share-based Payment Arrangement, Forfeited	$ (1)	$ (1)
Stock Repurchased During Period, Shares	(367,155,000)			(367,000)
Restricted stock forfeited or withheld to satisfy tax obligations	$ (318)	$ (2)		$ (316)
Performance-Based Restricted Stock Units eligible to vest (in shares)		548,000
Performance-Based Restricted Stock Units eligible to vest	(6)	$ (6)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period		(100,000)
Purchase of treasury stock under stock repurchase plan	(1,271)			(1,271)
Ending balance (in shares) at Sep. 30, 2019		69,254,000
Ending balance at Sep. 30, 2019	$ 153,285	$ 693	225,658	$ (120,171)	80,465	(33,360)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Treasury Stock, Shares				15,207,000
Treasury Stock, Shares	15,591,000			15,591,000
Beginning balance (in shares) at Dec. 31, 2019	53,918,000	69,509,000
Beginning balance at Dec. 31, 2019	$ 161,195	$ 696	227,227	$ (121,466)	83,986	(29,248)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	(6,550)				(6,550)
Other comprehensive income (loss)	(3,865)					(3,865)
Stock based compensation	1,796		1,796
Restricted stock issued (in shares)		1,468,000
Restricted stock issued	15	$ 15
Restricted stock forfeited or withheld to satisfy tax obligations (in shares)		163,000		381,000
Stock Repurchased During Period, Shares				(660,000)
Restricted stock forfeited or withheld to satisfy tax obligations	(1,049)	$ (1)		$ (1,048)
Performance-Based Restricted Stock Units eligible to vest (in shares)		5,000
Performance-Based Restricted Stock Units eligible to vest	(300)	$ 0
Purchase of treasury stock under stock repurchase plan	(1,643)			(1,643)
Ending balance (in shares) at Mar. 31, 2020		70,809,000
Ending balance at Mar. 31, 2020	$ 149,599	$ 710	229,023	$ (124,457)	77,436	(33,113)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Vested (in shares)	(300,000)			(100,000)
Beginning balance (in shares) at Dec. 31, 2019	53,918,000	69,509,000
Beginning balance at Dec. 31, 2019	$ 161,195	$ 696	227,227	$ (121,466)	83,986	(29,248)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Other comprehensive income (loss)	$ (1,351)
Stock Repurchased During Period, Shares	(2,351,940,000)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period	80,000
Purchase of treasury stock under stock repurchase plan	$ (5,930)
Ending balance (in shares) at Sep. 30, 2020	52,694,000	71,282,000
Ending balance at Sep. 30, 2020	$ 125,117	$ 714	232,163	$ (129,137)	51,976	(30,599)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Treasury Stock, Shares				16,732,000
Beginning balance (in shares) at Mar. 31, 2020		70,809,000
Beginning balance at Mar. 31, 2020	149,599	$ 710	229,023	$ (124,457)	77,436	(33,113)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	1,862				1,862
Other comprehensive income (loss)	(205)					(205)
Stock based compensation	1,615		1,615
Restricted stock issued (in shares)		393,000
Restricted stock issued	4	$ 4
Restricted stock forfeited or withheld to satisfy tax obligations (in shares)		118,000		65,000
Stock Repurchased During Period, Shares				(1,342,000)
Restricted stock forfeited or withheld to satisfy tax obligations	(164)	$ (2)		$ (162)
Performance-Based Restricted Stock Units eligible to vest (in shares)		5,000
Performance-Based Restricted Stock Units eligible to vest	(13)	$ 0
Purchase of treasury stock under stock repurchase plan	(3,433)			(3,433)
Ending balance (in shares) at Jun. 30, 2020		71,079,000
Ending balance at Jun. 30, 2020	$ 149,265	$ 712	230,638	$ (128,065)	79,298	(33,318)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Vested (in shares)	(13,000)			(5,000)
Treasury Stock, Shares				18,144,000
Net income	$ (27,322)				(27,322)
Other comprehensive income (loss)	2,719					2,719
Stock based compensation	1,525		1,525
Restricted stock issued (in shares)		282,000
Restricted stock issued	$ 2	$ 2
Restricted stock forfeited or withheld to satisfy tax obligations (in shares)		74,000		95,000
Stock Repurchased During Period, Shares	(349,273,000)			(349,000)
Restricted stock forfeited or withheld to satisfy tax obligations	$ (218)	$ 0		$ (218)
Performance-Based Restricted Stock Units eligible to vest (in shares)		5,000
Performance-Based Restricted Stock Units eligible to vest	0	$ 0
Purchase of treasury stock under stock repurchase plan	$ (854)			(854)
Ending balance (in shares) at Sep. 30, 2020	52,694,000	71,282,000
Ending balance at Sep. 30, 2020	$ 125,117	$ 714	$ 232,163	$ (129,137)	$ 51,976	$ (30,599)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Vested (in shares)	0			0
Treasury Stock, Shares	18,588,000			18,588,000