Segment Information - Financial Data by Segment (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023
Sales to external customers	$ 44,956	$ 45,838
Operating income	2,558	2,188
Interest expense, net	443	902
Other income, net	(44)	(23)
Consolidated income before income taxes	2,159	1,309
Assets	159,381		$ 149,241
United States Segment
Sales to external customers	37,991	38,853
Operating income	2,339	1,781
Assets	139,228		131,382
Canada Segment
Sales to external customers	3,039	3,257
Operating income	39	217
Assets	11,094		8,557
Europe Segment
Sales to external customers	3,926	3,728
Operating income	180	$ 190
Assets	$ 9,059		$ 9,302