Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 28, 2019	Dec. 29, 2018	Dec. 30, 2017
Income Statement [Abstract]
Net sales	$ 991,329	$ 973,705	$ 903,221
Cost of goods sold	651,504	600,424	544,572
Gross profit	339,825	373,281	358,649
Selling, general and administrative expenses	233,997	202,138	182,409
Income from operations	105,828	171,143	176,240
Other (expense) income, net	(21)	(8)	348
Income before income taxes	105,807	171,135	176,588
Provision for income taxes	22,045	37,533	69,989
Net income	$ 83,762	$ 133,602	$ 106,599
Earnings per share:
Basic	$ 2.57	$ 4.04	$ 3.14
Diluted	$ 2.56	$ 4.02	$ 3.13
Weighted average shares outstanding:
Basic	32,606	33,097	33,964
Diluted	32,688	33,207	34,052