Condensed Consolidated Statements of Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Income Statement [Abstract]
Sales	$ 719,695	$ 771,575	$ 2,147,622	$ 2,135,687
Cost of sales	650,618	704,825	1,947,556	1,952,579
Gross profit	69,077	66,750	200,066	183,108
Selling, general and administrative expenses	35,509	38,544	111,379	110,675
Amortization of intangible assets	1,592	1,591	4,775	4,792
Restructuring charges and other costs	1,635	1,331	6,348	4,518
Income from operations	30,341	25,284	77,564	63,123
Interest expense	(8,475)	(3,493)	(23,183)	(7,428)
Interest income	1,343	452	4,223	843
Other income, net	2,384	1,087	280	1,577
Income before income taxes	25,593	23,330	58,884	58,115
Income tax expense	5,181	4,501	12,121	11,105
Net income	$ 20,412	$ 18,829	$ 46,763	$ 47,010
Earnings per share:
Basic	$ 0.57	$ 0.54	$ 1.32	$ 1.34
Diluted	$ 0.57	$ 0.53	$ 1.3	$ 1.32
Weighted-average number of shares outstanding:
Basic	35,647	35,151	35,535	35,184
Diluted	35,876	35,348	35,879	35,604