Condensed Consolidated Statements of Shareholders' Equity (Unaudited) - USD ($) $ in Thousands	Cumulative Effect, Period of Adoption, Adjustment [Member] Common Stock [Member]	Cumulative Effect, Period of Adoption, Adjustment [Member] Additional Paid-in Capital [Member]	Cumulative Effect, Period of Adoption, Adjustment [Member] Retained Earnings [Member]	Cumulative Effect, Period of Adoption, Adjustment [Member] AOCI Attributable to Parent [Member]	Cumulative Effect, Period of Adoption, Adjustment [Member]	Restricted Stock [Member] Common Stock [Member]	Restricted Stock [Member] Additional Paid-in Capital [Member]	Restricted Stock [Member] Retained Earnings [Member]	Restricted Stock [Member] AOCI Attributable to Parent [Member]	Restricted Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Total
Balance (in shares) at Dec. 31, 2021											16,127,505
Balance at Dec. 31, 2021	$ 0	$ 0	$ (76)	$ 0	$ (76)						$ 16	$ 69,351	$ 163,836	$ (6,213)	$ 226,990
Common shares issued upon exercise of options and SARs, net (in shares)											72,068
Common shares issued upon exercise of options and SARs, net											$ 0	842	(158)	0	684
Restricted shares issued, net of forfeitures (in shares)						11,843					11,707
Restricted shares issued, net of forfeitures						$ 0	$ 0	$ 0	$ 0	$ 0
Share-based compensation expense											$ 0	3,382	0	0	3,382
Cash dividends declared											0	0	(6,380)	0	(6,380)
Net income (loss)											0	0	(34,164)	0	(34,164)
Cash flow hedges, net of taxes											0	0	0	(47)	(47)
Pensions, net of taxes											0	0	0	957	957
Change in currency translation adjustment, net of taxes											0	0	0	(422)	(422)
Written put options											$ 0	(3,597)	0	0	(3,597)
Performance based shares issued (in shares)						11,843					11,707
Performance based shares issued											$ 0	0	0	0	0
Restricted shares issued in conjunction with acquisition of business (in shares)											116,550
Restricted shares issued in conjunction with acquisition of business											$ 0	2,000	0	0	2,000
Tax withheld on vesting of restricted shares and performance based shares (in shares)											(7,557)
Tax withheld on vesting of restricted shares and performance based shares											$ 0	(232)	0	0	(232)
Balance (in shares) at Sep. 30, 2022											16,332,116
Balance at Sep. 30, 2022											$ 16	71,746	123,058	(5,725)	189,095
Balance (in shares) at Jun. 30, 2022											16,318,059
Balance at Jun. 30, 2022											$ 16	70,629	137,986	(5,486)	203,145
Common shares issued upon exercise of options and SARs, net (in shares)											24,057
Common shares issued upon exercise of options and SARs, net											$ 0	189	0	0	189
Restricted shares issued, net of forfeitures (in shares)						(10,000)
Restricted shares issued, net of forfeitures						$ 0	$ 0	$ 0	$ 0	$ 0
Share-based compensation expense											0	928	0	0	928
Cash dividends declared											0	0	(2,209)	0	(2,209)
Net income (loss)											0	0	(12,719)	0	(12,719)
Cash flow hedges, net of taxes											0	0	0	(37)	(37)
Pensions, net of taxes											0	0	0	319	319
Change in currency translation adjustment, net of taxes											$ 0	0	0	(521)	(521)
Performance based shares issued (in shares)						(10,000)
Balance (in shares) at Sep. 30, 2022											16,332,116
Balance at Sep. 30, 2022											$ 16	71,746	123,058	(5,725)	$ 189,095
Balance (in shares) at Dec. 31, 2022											16,376,683				16,376,683
Balance at Dec. 31, 2022											$ 16	72,615	122,979	(3,011)	$ 192,599
Common shares issued upon exercise of options and SARs, net											0	97	0	0	97
Restricted shares issued, net of forfeitures											0	0	0	0	0
Share-based compensation expense											0	3,523	0	0	3,523
Cash dividends declared											0	0	(6,886)	0	(6,886)
Net income (loss)											0	0	5,215	0	5,215
Pensions, net of taxes											0	0	0	123	123
Change in currency translation adjustment, net of taxes											$ 0	0	0	160	$ 160
Common shares issued upon exercise of options and SARs, net (in shares)											12,118				12,118
Restricted shares issued, net of forfeitures (in shares)											117,025
Written put options											$ 0	280	0	0	$ 280
Balance (in shares) at Sep. 30, 2023											16,505,826				16,505,826
Balance at Sep. 30, 2023											$ 16	76,515	121,308	(2,728)	$ 195,111
Balance (in shares) at Jun. 30, 2023											16,499,312
Balance at Jun. 30, 2023											$ 16	75,078	120,490	(2,345)	193,239
Common shares issued upon exercise of options and SARs, net											0	54	0	0	54
Share-based compensation expense											0	1,103	0	0	1,103
Cash dividends declared											0	0	(2,296)	0	(2,296)
Net income (loss)											0	0	3,114	0	3,114
Pensions, net of taxes											0	0	0	41	41
Change in currency translation adjustment, net of taxes											$ 0	0	0	(424)	(424)
Common shares issued upon exercise of options and SARs, net (in shares)											6,514
Written put options											$ 0	280	0	0	$ 280
Balance (in shares) at Sep. 30, 2023											16,505,826				16,505,826
Balance at Sep. 30, 2023											$ 16	$ 76,515	$ 121,308	$ (2,728)	$ 195,111