Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands		12 Months Ended
		Dec. 30, 2018	Dec. 31, 2017	Jan. 01, 2017
Net sales	[1]	$ 1,179,573	$ 996,443	$ 958,617
Cost of sales		755,216	610,422	589,973
Gross profit on sales		424,357	386,021	368,644
Selling, general and administrative expenses		327,449	267,151	261,703
Restructuring and asset impairment charges		20,529	7,299	19,788
Operating income		76,379	111,571	87,153
Interest expense		15,436	7,128	6,130
Other expense		5,952	3,904	1,887
Income before income tax expense		54,991	100,539	79,136
Income tax expense		4,738	47,293	24,974
Net income		$ 50,253	$ 53,246	$ 54,162
Net income per share – basic (in dollars per share)		$ 0.84	$ 0.86	$ 0.83
Net income per share – diluted (in dollars per share)		$ 0.84	$ 0.86	$ 0.83
Basic weighted average common shares outstanding (in shares)		59,544	61,996	65,098
Diluted weighted average common shares outstanding (in shares)		59,566	62,040	65,136

[1] Revenue attributed to geographic areas is based on the location of the customer.