Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Statement [Abstract]
Sales	$ 2,255,319	$ 2,053,131	$ 2,268,095
Cost of sales	2,049,418	1,878,083	2,082,567
Gross profit	205,901	175,048	185,528
Selling, general and administrative expenses	136,700	122,195	126,740
Amortization of intangible assets	6,384	9,099	9,461
Restructuring charges and other costs	13,699	19,970	13,101
Ransomware related incident costs (recovery), net	(3,944)	(1,350)	7,681
Income from operations	53,062	25,134	28,545
Interest expense	(8,472)	(8,364)	(6,664)
Interest income	540	1,196	3,829
Other income (expense)	277	(673)	1,559
Income before income taxes	45,407	17,293	27,269
Income tax expense	9,637	3,238	3,844
Net income	$ 35,770	$ 14,055	$ 23,425
Earnings per share:
Basic	$ 1.00	$ 0.38	$ 0.61
Diluted	$ 0.99	$ 0.38	$ 0.60
Weighted-average number of shares outstanding:
Basic	35,655	36,524	38,338
Diluted	36,101	36,817	38,763