Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Statement [Abstract]
Net sales	$ 1,196,952	$ 880,831	$ 745,347
Cost of sales	736,448	521,374	438,844
Gross profit	460,504	359,457	306,503
Selling, general and administrative expenses	139,624	125,822	118,304
Goodwill impairment losses	54,245	0	0
Gain on insurance proceeds	8,741
Income from operations	275,376	233,635	188,199
Interest income, net	15	999	1,503
Income before income taxes	275,391	234,634	189,702
Provision for income taxes	66,654	59,003	44,964
Net income	$ 208,737	$ 175,631	$ 144,738
Basic earnings per common share	$ 1.81	$ 1.52	$ 1.24
Basic weighted average common shares outstanding	115,461,016	115,888,859	116,861,194
Diluted earnings per common share	$ 1.80	$ 1.51	$ 1.24
Diluted weighted average common shares outstanding	115,762,843	116,252,866	117,315,498
Comprehensive income	$ 208,737	$ 175,631	$ 144,738