Consolidated Condensed Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Apr. 03, 2022	Apr. 04, 2021
Income Statement [Abstract]
Net sales	$ 288,002	$ 253,260
Cost of sales	181,203	157,222
Gross profit on sales	106,799	96,038
Selling, general and administrative expenses	78,492	79,302
Restructuring and asset impairment charges	887	(130)
Operating income	27,420	16,866
Interest expense	6,850	7,256
Other expense, net	170	715
Income before income tax expense	20,400	8,895
Income tax expense	7,107	1,957
Net income	$ 13,293	$ 6,938
Earnings per share - basic (in dollars per share)	$ 0.22	$ 0.12
Earnings per share - diluted (in dollars per share)	$ 0.22	$ 0.12
Common shares outstanding – basic (in shares)	59,248	58,730
Common shares outstanding – diluted (in shares)	59,248	58,730