Consolidated Condensed Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 03, 2022	Jul. 04, 2021	Jul. 03, 2022	Jul. 04, 2021
Income Statement [Abstract]
Net sales	$ 346,605	$ 294,785	$ 634,607	$ 548,045
Cost of sales	229,899	185,793	411,102	343,015
Gross profit	116,706	108,992	223,505	205,030
Selling, general and administrative expenses	81,371	79,830	159,863	159,132
Restructuring and asset impairment charges	810	(62)	1,697	(192)
Operating income	34,525	29,224	61,945	46,090
Interest expense	7,190	7,289	14,040	14,545
Other expense, net	1,394	617	1,564	1,332
Income before income tax expense	25,941	21,318	46,341	30,213
Income tax expense	9,123	5,807	16,230	7,764
Net income	$ 16,818	$ 15,511	$ 30,111	$ 22,449
Earnings per share – basic (in dollars per share)	$ 0.28	$ 0.26	$ 0.51	$ 0.38
Earnings per share – diluted (in dollars per share)	$ 0.28	$ 0.26	$ 0.51	$ 0.38
Common shares outstanding – basic (in shares)	59,368	59,041	59,308	58,885
Common shares outstanding – diluted (in shares)	59,368	59,041	59,308	58,885