Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 29, 2019	Dec. 30, 2018	Dec. 31, 2017
Income Statement [Abstract]
Net sales	$ 1,343,029	$ 1,179,573	$ 996,443
Cost of sales	817,575	755,216	610,422
Gross profit on sales	525,454	424,357	386,021
Selling, general and administrative expenses	381,604	327,449	267,151
Restructuring, asset impairment and other charges	12,947	20,529	7,299
Operating income	130,903	76,379	111,571
Interest expense	25,656	15,436	7,128
Other expense	3,431	5,952	3,904
Income before income tax expense	101,816	54,991	100,539
Income tax expense	22,616	4,738	47,293
Net income	$ 79,200	$ 50,253	$ 53,246
Net income per share – basic (in dollars per share)	$ 1.34	$ 0.84	$ 0.86
Net income per share – diluted (in dollars per share)	$ 1.34	$ 0.84	$ 0.86
Basic weighted average common shares outstanding (in shares)	58,943	59,544	61,996
Diluted weighted average common shares outstanding (in shares)	58,948	59,566	62,040