Reporting Segment And Geographic Information (Reconciliation Of The Company's Consolidated Segment Operating Income To Consolidated Income Before Income Taxes) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jan. 03, 2014	Dec. 28, 2012	Dec. 30, 2011
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Operating Expenses	$ (952,085)	$ (833,609)	$ (673,179)
Acquisition Costs	(13,544)	(20,455)	(14,892)
Amortization of purchased intangible assets	(162,841)	(125,707)	(85,902)
Operating income	251,737	212,568	156,402
Non-operating income, net	1,127	16,856	11,052
Income before taxes	252,864	229,424	167,454
Operating Segments [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Operating income	514,910	440,933	327,506
Corporate, Non-Segment [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Operating Expenses	$ (86,788)	$ (82,203)	$ (70,310)