Shareholders' Equity (Details) (USD $) In Thousands, except Share data, unless otherwise specified	1 Months Ended		3 Months Ended
	Feb. 28, 2013	Jun. 30, 2012	Mar. 30, 2013	Mar. 31, 2012	Dec. 31, 2012
Changes in components of OCI [Line Items]
Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax			$ 116,462		$ 182,632
Accumulated Other Comprehensive Income (Loss), Other, Net of Tax			(36,930)		(37,495)
Accumulated Other Comprehensive Income (Loss), Net of Tax			79,532		145,137
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax			(66,170)	48,035
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax			(1,978)	6,629
Other Comprehensive Income (Loss), Unrealized Gain on Derivatives Arising During Period, Net of Tax			1,744	2,764
Other Comprehensive Income (Loss), Employee Benefit Plan Items, Adjustment, Net of Tax			799	489
Other Comprehensive Income (Loss), Net of Tax			(65,605)	57,917
Stock Repurchase Program, Authorized Amount	200,000	200,000
Treasury Stock, Shares, Acquired			5,310,954
Treasury Stock, Value, Acquired, Cost Method			199,957
Other comprehensive income before reclassifications [Member]
Changes in components of OCI [Line Items]
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax			(66,422)
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax			(1,978)
Other Comprehensive Income (Loss), Unrealized Gain on Derivatives Arising During Period, Net of Tax			1,923
Other Comprehensive Income (Loss), Employee Benefit Plan Items, Adjustment, Net of Tax			4
Other Comprehensive Income (Loss), Net of Tax			(66,473)
Amounts reclassified into income [Member]
Changes in components of OCI [Line Items]
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax			252
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax			0
Other Comprehensive Income (Loss), Unrealized Gain on Derivatives Arising During Period, Net of Tax			(179)
Other Comprehensive Income (Loss), Employee Benefit Plan Items, Adjustment, Net of Tax			795
Other Comprehensive Income (Loss), Net of Tax			868
Unrealized Gain (Loss) on Investment Securities, Net [Member]
Changes in components of OCI [Line Items]
Accumulated Other Comprehensive Income (Loss), Other, Net of Tax			17,639		19,617
Unrealized Gain (Loss) on Interest Rate Swaps Designated as Cash Flow Hedges, Net [Member]
Changes in components of OCI [Line Items]
Accumulated Other Comprehensive Income (Loss), Other, Net of Tax			(4,925)		(6,669)
Employee Benefit Plan Items, Net [Member]
Changes in components of OCI [Line Items]
Accumulated Other Comprehensive Income (Loss), Other, Net of Tax			$ (49,644)		$ (50,443)