Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Jan. 02, 2016	Jan. 03, 2015	Dec. 28, 2013
Statement Consolidated Statements Of Comprehensive Income [Abstract]
Net income	$ 428,855	$ 404,519	$ 330,494
Other comprehensive income (loss):
Foreign currency translation	(23,576)	(12,171)	(13,594)
Cash flow hedges, net of tax effect of ($866), ($1,114) and ($476), respectively	1,043	1,679	717
Defined benefit plans, net of tax effect of ($883), $81,731 and ($61,582), respectively	189	(125,080)	93,473
Other comprehensive income (loss)	(22,344)	(135,572)	80,596
Comprehensive income	$ 406,511	$ 268,947	$ 411,090