Consolidated Statements of Stockholders' Deficit - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive Loss	Treasury Stock
Common stock, shares, outstanding, beginning (in shares) at Dec. 31, 2022		15,599,239
Stockholders' equity, beginning of the period at Dec. 31, 2022	$ (301,084)	$ 250	$ 259,339	$ 84,538	$ (65)	$ (645,146)
Treasury stock, shares, beginning (in shares) at Dec. 31, 2022						9,360,733
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	27,410			27,410
Other comprehensive income (loss)	1				1
Purchase of Company common stock (in shares)		(74,860)				(74,860)
Purchase of Company common stock	(5,000)					$ (5,000)
Reissuance of treasury stock (in shares)		(194,960)				(194,960)
Reissuance of treasury stock	584	$ (1)	(8,575)			$ 9,160
Net issuance of shares for stock plans (in shares)		2,030
Repurchase of restricted shares for taxes (in shares)		46,630
Repurchase of restricted shares for taxes	(3,527)		(3,527)
Stock-based compensation	1,718		1,718
Dividends on common stock	(7,926)		91	(8,017)
Tax payments for share settlement of restricted stock units	(859)		(859)
Common stock, shares, outstanding, ending (in shares) at Mar. 31, 2023		15,674,739
Stockholders' equity, ending of the period at Mar. 31, 2023	$ (288,683)	$ 249	248,187	103,931	(64)	$ (640,986)
Treasury stock, shares, ending (in shares) at Mar. 31, 2023						9,240,633
Common stock, shares, outstanding, beginning (in shares) at Dec. 31, 2023	15,344,768	15,344,768
Stockholders' equity, beginning of the period at Dec. 31, 2023	$ (250,974)	$ 249	256,542	150,008	(64)	$ (657,709)
Treasury stock, shares, beginning (in shares) at Dec. 31, 2023	9,525,761					9,525,761
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	$ 17,473			17,473
Other comprehensive income (loss)	(2)				(2)
Purchase of Company common stock (in shares)		(128,479)				(128,479)
Purchase of Company common stock	(6,000)					$ (6,000)
Reissuance of treasury stock (in shares)		(277,117)				(277,117)
Reissuance of treasury stock	(1)	$ (1)	(13,445)			$ 13,445
Net issuance of shares for stock plans (in shares)		8,268
Repurchase of restricted shares for taxes (in shares)		48,673
Repurchase of restricted shares for taxes	(2,347)		(2,347)
Stock-based compensation	4,923		4,923
Dividends on common stock	(7,848)		36	(7,884)
Tax payments for share settlement of restricted stock units	$ (29)		(29)
Common stock, shares, outstanding, ending (in shares) at Mar. 31, 2024	15,453,001	15,453,001
Stockholders' equity, ending of the period at Mar. 31, 2024	$ (244,805)	$ 248	$ 245,680	$ 159,597	$ (66)	$ (650,264)
Treasury stock, shares, ending (in shares) at Mar. 31, 2024	9,377,123					9,377,123