Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Income Statement [Abstract]
Net Sales	$ 317,865	$ 287,592
Cost of sales	253,021	227,574
Gross profit	64,844	60,018
Selling, general, and administrative expense	43,649	47,203
Income from operations	21,195	12,815
Interest expense	485	444
Other expense	153	315
Income before taxes	20,557	12,056
Provision for income taxes	5,101	1,560
Income from continuing operations	15,456	10,496
Discontinued operations:
Income before taxes	0	2,570
Provision for income taxes	0	304
Income from discontinued operations	0	2,266
Net income	$ 15,456	$ 12,762
Net earnings per share – Basic:
Income from continuing operations (in dollars per share)	$ 0.47	$ 0.32
Income from discontinued operations (in dollars per share)	0	0.07
Net income (in dollars per share)	$ 0.47	$ 0.39
Weighted average shares outstanding – Basic	32,913	32,771
Net earnings per share – Diluted:
Income from continuing operations (in dollars per share)	$ 0.47	$ 0.32
Income from discontinued operations (in dollars per share)	0	0.07
Net income (in dollars per share)	$ 0.47	$ 0.39
Weighted average shares outstanding – Diluted	33,022	33,104