Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-In Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income [Member]	Treasury Stock [Member]	Total
Balance at Dec. 31, 2021	$ 2,087	$ 124,514	$ 74,703	$ (1,035)	$ (24,748)
Equity based compensation		436
Shares issued under employee benefit plans		(114)			114
Net loss			(72,636)			$ (72,636)
Additional minimum pension liability, net of tax				42
Unrealized holding gains (losses) arising during period, net of tax				(6,973)
Reclassification adjustment for (gains) losses included in net income, net of tax				(18)
Ending balance at Jun. 30, 2022	2,087	124,836	2,067	(7,984)	(24,634)	96,372
Balance at Mar. 31, 2022	2,087	124,411	71,484	(3,563)	(24,583)
Equity based compensation		374
Shares issued under employee benefit plans		51			(51)
Net loss			(69,417)			(69,417)
Additional minimum pension liability, net of tax				21
Unrealized holding gains (losses) arising during period, net of tax				(4,539)
Reclassification adjustment for (gains) losses included in net income, net of tax				97
Ending balance at Jun. 30, 2022	2,087	124,836	2,067	(7,984)	(24,634)	96,372
Balance at Dec. 31, 2022	2,087	124,740	(33,407)	(8,492)	(24,634)	60,294
Equity based compensation		139
Net loss			(51,051)			(51,051)
Additional minimum pension liability, net of tax				49
Unrealized holding gains (losses) arising during period, net of tax				1,893
Reclassification adjustment for (gains) losses included in net income, net of tax				1,061
Ending balance at Jun. 30, 2023	2,087	124,879	(84,458)	(5,489)	(24,634)	12,385
Balance at Mar. 31, 2023	2,087	124,837	(72,549)	(6,206)	(24,634)
Equity based compensation		42
Net loss			(11,909)			(11,909)
Additional minimum pension liability, net of tax				25
Unrealized holding gains (losses) arising during period, net of tax				(369)
Reclassification adjustment for (gains) losses included in net income, net of tax				1,061
Ending balance at Jun. 30, 2023	$ 2,087	$ 124,879	$ (84,458)	$ (5,489)	$ (24,634)	$ 12,385