Consolidated Statements of Changes in Stockholders' Equity - USD ($) shares in Thousands, $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Total
Balance (in shares) at Dec. 31, 2021	19,383
Balance at Dec. 31, 2021	$ 82,378	$ 9,184	$ (52,324)	$ (15,648)	$ 23,590
Share-based compensation expense		855			855
Issuance of shares for incentive plan (in shares)	49
Issuance of shares for incentive plan	$ 494				494
Vested restricted stock issued (in shares)	78
Vested restricted stock issued	$ 855	(855)			0
Shares canceled to pay tax liability (in shares)	(33)
Shares canceled to pay tax liability	$ (335)				(335)
Other comprehensive income - pension, net				7,381	7,381
Net income (loss)			1,787		1,787
Balance (in shares) at Dec. 31, 2022	19,477
Balance at Dec. 31, 2022	$ 83,392	9,184	(50,537)	(8,267)	33,772
Share-based compensation expense		2,596			2,596
Issuance of shares for incentive plan (in shares)	67
Issuance of shares for incentive plan	$ 620				620
Vested restricted stock issued (in shares)	123
Vested restricted stock issued	$ 1,242	(1,242)			0
Shares canceled to pay tax liability (in shares)	(52)
Shares canceled to pay tax liability	$ (574)				(574)
Other comprehensive income - pension, net				1,370	1,370
Net income (loss)			(3,080)		(3,080)
Balance (in shares) at Dec. 31, 2023	19,615
Balance at Dec. 31, 2023	$ 84,680	$ 10,538	$ (53,617)	$ (6,897)	$ 34,704