Financial Instruments Measured at Fair Value - Derivatives (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended				6 Months Ended
	Jul. 02, 2011		Jul. 03, 2010		Jul. 02, 2011		Jul. 03, 2010		Dec. 31, 2010
Derivatives, Fair Value [Line Items]
Derivative, Fair Value, Net	$ 16,556				$ 16,556				$ 13,588
Notional Amount of Foreign Currency Derivatives	393,693				393,693				297,868
Senior Notes Due in 2013 [Member]
Derivatives, Fair Value [Line Items]
Debt Instrument, Interest Rate, Stated Percentage	6.875%				6.875%
Notes Due in 2015 [Member]
Derivatives, Fair Value [Line Items]
Debt Instrument, Interest Rate, Stated Percentage	3.375%				3.375%
Interest Rate Swap [Member] | Fair Value Hedging [Member] | Designated as Hedging Instrument [Member] | Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Derivative, Fair Value, Net	16,175				16,175				14,756
Interest Rate Swap [Member] | Fair Value Hedging [Member] | Designated as Hedging Instrument [Member] | Other Assets [Member]
Derivatives, Fair Value [Line Items]
Derivative, Fair Value, Net	0				0				(674)
Fair Value Hedging [Member] | Interst Rate Swaps Converting Senior Notes Due in 2013 [Member]
Derivatives, Fair Value [Line Items]
Derivative, Fair Value, Net	13,285				13,285				14,756
Notional Amount of Interest Rate Derivatives	275,000				275,000
Derivative, Variable Interest Rate	4.01%				4.01%				4.37%
Fair Value Hedging [Member] | Interest Rate Swaps Converting Notes Due in 2015 [Member]
Derivatives, Fair Value [Line Items]
Derivative, Fair Value, Net	2,890				2,890				(674)
Notional Amount of Interest Rate Derivatives	250,000				250,000
Derivative, Variable Interest Rate	1.44%				1.44%				1.38%
Net Investment Hedging [Member] | Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income, Effective Portion, Net			31,812				52,158
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net			0				0
Derivative Instruments, Gain (Loss) Recognized in Income, Ineffective Portion and Amount Excluded from Effectiveness Testing, Net			(177)				(91)
Net Investment Hedging [Member] | Designated as Hedging Instrument [Member] | Currency Swap [Member]
Derivatives, Fair Value [Line Items]
Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income, Effective Portion, Net			31,812	[1]			52,158	[1]
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net			0	[1]			0	[1]
Derivative Instruments, Gain (Loss) Recognized in Income, Ineffective Portion and Amount Excluded from Effectiveness Testing, Net			(177)	[1]			(91)	[1]
Foreign Exchange Contract [Member] | Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income, Effective Portion, Net	215	[2]	(466)	[2]	715	[2]	(620)	[2]
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net	83	[2]	2	[2]	39	[2]	(90)	[2]
Derivative Instruments, Gain (Loss) Recognized in Income, Ineffective Portion and Amount Excluded from Effectiveness Testing, Net	0	[2]	0	[2]	0	[2]	0	[2]
Foreign Exchange Contract [Member] | Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member] | Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Derivative, Fair Value, Net	967				967				271
Foreign Exchange Contract [Member] | Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member] | Accrued Liabilities [Member]
Derivatives, Fair Value [Line Items]
Derivative, Fair Value, Net	(123)				(123)				(177)
Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income, Effective Portion, Net	215		(466)		715		(620)
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net	83		2		39		(90)
Derivative Instruments, Gain (Loss) Recognized in Income, Ineffective Portion and Amount Excluded from Effectiveness Testing, Net	0		0		0		0
Foreign Exchange Contract [Member] | Not Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Instruments, Gain (Loss) Recognized in Income, Net	(1,474)	[3]	1,408	[3]	(3,177)	[3]	3,437	[3]
Foreign Exchange Contract [Member] | Not Designated as Hedging Instrument [Member] | Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Derivative, Fair Value, Net	2,050				2,050				1,778
Foreign Exchange Contract [Member] | Not Designated as Hedging Instrument [Member] | Accrued Liabilities [Member]
Derivatives, Fair Value [Line Items]
Derivative, Fair Value, Net	(2,513)				(2,513)				(2,366)
Not Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative, Fair Value, Net	(463)				(463)				(588)
Derivative Instruments, Gain (Loss) Recognized in Income, Net	(1,474)		1,408		(3,177)		3,437
Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative, Fair Value, Net	$ 17,019				$ 17,019				$ 14,176

[1] Both the effective and ineffective portions of any gain/(loss) reclassified or recognized in income is recorded in "Interest and other financing expense, net" in the company's consolidated statements of operations.

[2] Both the effective and ineffective portions of any gain/(loss) reclassified or recognized in income are recorded in "Cost of sales" in the company's consolidated statements of operations.

[3] The amount of gain/(loss) recognized in income on derivatives is recorded in "Cost of sales" in the accompanying consolidated statements of operations.