CONSOLIDATED STATEMENTS OF CHANGES IN CONVERTIBLE PREFERRED STOCK AND STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Treasury Stock [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Loss [Member]	Total	Preferred Stock [Member] Series A Convertible Preferred Stock [Member]
BALANCE at Dec. 31, 2020	$ 141,377	$ 30,512	$ (82,860)	$ 6,203	$ (4,165)	$ 91,067	$ 11,982
BALANCE (in shares) at Dec. 31, 2020	26,476,329						12,700
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	$ 0	0	0	34,718	0	34,718	$ 0
Preferred stock dividend	0	0	0	(1,219)	0	(1,219)	0
Employee pension plan adjustments	0	0	0	0	2,047	2,047	0
Derivative qualifying as cash flow hedge	0	0	0	0	878	878	0
Stock-based compensation expense
Restricted stock	$ 0	2,889	0	0	0	2,889	$ 0
Restricted stock (in shares)	679,331						0
Net share settlement for equity-based compensation	$ 0	(962)	0	0	0	(962)	$ 0
Net share settlement for equity-based compensation (in shares)	(154,973)						0
BALANCE at Dec. 31, 2021	$ 141,377	32,439	(82,860)	39,702	(1,240)	129,418	$ 11,982
BALANCE (in shares) at Dec. 31, 2021	27,000,687						12,700
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	$ 0	0	0	12,634	0	12,634	$ 0
Preferred stock dividend	0	0	0	(1,111)	0	(1,111)	0
Preferred Stock Conversion	$ 0	11,982	0	0	0	11,982	$ (11,982)
Preferred Stock Conversion (in shares)	5,381,356						(12,700)
Employee pension plan adjustments	$ 0	0	0	0	280	280	$ 0
Derivative qualifying as cash flow hedge						0
Stock-based compensation expense
Restricted stock	$ 0	3,111	0	0	0	3,111	$ 0
Restricted stock (in shares)	606,950						0
Cancellation of treasury stock amount	$ (82,860)	0	82,860	0	0	0	$ 0
Share repurchase	$ (9,445)	0	0	0	0	(9,445)	$ 0
Stock repurchase (in shares)	(1,572,414)						0
Net share settlement for equity-based compensation	$ 0	(1,992)	0	0	0	(1,992)	$ 0
Net share settlement for equity-based compensation (in shares)	(268,654)						0
BALANCE at Dec. 31, 2022	$ 49,072	$ 45,540	$ 0	$ 51,225	$ (960)	$ 144,877	$ 0
BALANCE (in shares) at Dec. 31, 2022	31,147,925						0