Revenue Recognition - Schedule of Disaggregation of Revenue by Product Category (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Disaggregation Of Revenue [Line Items]
Total, net sales	$ 158,217	$ 136,276	$ 439,843	$ 410,865
Operating Segments
Disaggregation Of Revenue [Line Items]
Total, net sales	163,824	141,116	455,212	423,854
Intercompany sales elimination
Disaggregation Of Revenue [Line Items]
Total, net sales	(5,607)	(4,840)	(15,369)	(12,989)
Outdoor sports
Disaggregation Of Revenue [Line Items]
Total, net sales	2,155	2,369	6,839	7,418
Fabrication
Disaggregation Of Revenue [Line Items]
Total, net sales	89,372	81,742	260,545	247,014
Performance structures
Disaggregation Of Revenue [Line Items]
Total, net sales	41,541	29,328	95,063	86,484
Tube
Disaggregation Of Revenue [Line Items]
Total, net sales	19,096	17,916	58,916	55,713
Tank
Disaggregation Of Revenue [Line Items]
Total, net sales	$ 11,660	$ 9,761	$ 33,849	$ 27,225