Condensed Consolidated Statements of Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Income Statement [Abstract]
Sales	$ 665,896	$ 733,232	$ 1,341,471	$ 1,427,927
Cost of sales	597,946	666,201	1,206,113	1,296,938
Gross profit	67,950	67,031	135,358	130,989
Selling, general and administrative expenses	38,022	37,672	75,354	75,870
Amortization of intangible assets	1,204	1,591	2,408	3,183
Restructuring charges and other costs	1,471	3,287	4,814	4,713
Income from operations	27,253	24,481	52,782	47,223
Interest expense	(6,933)	(8,258)	(14,178)	(14,708)
Interest income	2,526	1,622	4,518	2,880
Other (expense) income, net	(2,323)	61	(3,500)	(2,104)
Income before income taxes	20,523	17,906	39,622	33,291
Income tax expense	4,995	3,915	10,092	6,940
Net income	$ 15,528	$ 13,991	$ 29,530	$ 26,351
Earnings per share:
Basic	$ 0.43	$ 0.39	$ 0.82	$ 0.74
Diluted	$ 0.43	$ 0.39	$ 0.81	$ 0.74
Weighted-average number of shares outstanding:
Basic	36,047	35,618	35,929	35,478
Diluted	36,497	35,676	36,388	35,730