Segment Information - Financial Data by Segment (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Sales to external customers	$ 49,744	$ 47,923	$ 149,849	$ 136,295
Operating income	953	2,961	6,299	9,717
Interest expense, net	714	228	1,443	671
Other expense (income) , net	209	68	354	(3,295)
Consolidated income before income taxes	30	2,665	4,502	12,341
Assets	174,484		174,484		$ 144,439
United States Segment
Sales to external customers	42,943	41,060	127,589	113,948
Operating income	767	2,425	5,032	7,231
Assets	154,980		154,980		125,521
Canada Segment
Sales to external customers	3,629	3,585	11,120	10,907
Operating income	354	418	1,214	1,452
Assets	9,399		9,399		9,100
Europe Segment
Sales to external customers	3,172	3,278	11,140	11,440
Operating income	(168)	$ 118	53	$ 1,034
Assets	$ 10,105		$ 10,105		$ 9,818