Derivative Financial Instruments (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 25, 2011	Dec. 26, 2010	Dec. 27, 2009
Derivative [Line Items]
Total notional amount, cash flows hedges	$ 526,397	$ 790,308
Total Fair Value Amount, cash flows hedges	9,740	16,951
Foreign Exchange Forward [Member] | Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Effective portion, amount of gains reclassified from other comprehensive income into earnings	(2,936)	17,780	21,240
Ineffective portion, amount of gains (losses) reclassified from other comprehensive income into earnings	(109)	(132)	(718)
Amount of loss recognized in other income (expense) related to certain derivatives no longer qualified for hedge accounting	3,700
Foreign Exchange Forward [Member] | Undesignated Fair Value Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Effective portion, amount of gains reclassified from other comprehensive income into earnings	9,098	4,827	6,580
Foreign Exchange Forward [Member] | Cost of Sales [Member] | Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Effective portion, amount of gains reclassified from other comprehensive income into earnings	(6,158)	13,249	17,173
Foreign Exchange Forward [Member] | Royalty Expense[Member] | Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Effective portion, amount of gains reclassified from other comprehensive income into earnings	2,895	4,663	4,785
Foreign Exchange Forward [Member] | Net Revenues [Member] | Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Effective portion, amount of gains reclassified from other comprehensive income into earnings	436
Foreign Exchange Forward [Member] | Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Total assets derivatives, cash flow hedges	9,799	16,951
Total liability derivatives, cash flow hedges	(59)
Foreign Exchange Forward [Member] | Designated as Hedging Instrument [Member] | Prepaid expenses and other current assets [Member]
Derivatives, Fair Value [Line Items]
Unrealized gains	11,965	24,710
Unrealized losses	(4,187)	(9,229)
Net unrealized gain (loss)	7,778	15,481
Foreign Exchange Forward [Member] | Designated as Hedging Instrument [Member] | Other Assets [Member]
Derivatives, Fair Value [Line Items]
Unrealized gains	2,113	4,403
Unrealized losses	(92)	(2,933)
Net unrealized gain (loss)	2,021	1,470
Foreign Exchange Forward [Member] | Designated as Hedging Instrument [Member] | Accrued Expenses and Other Liabilities [Member]
Derivatives, Fair Value [Line Items]
Unrealized gains	12	0
Unrealized losses	(50)	0
Net unrealized gain (loss)	(38)	0
Foreign Exchange Forward [Member] | Designated as Hedging Instrument [Member] | Other Long-Term Liabilities [Member]
Derivatives, Fair Value [Line Items]
Unrealized gains	0	0
Unrealized losses	(21)	0
Net unrealized gain (loss)	(21)	0
Foreign Exchange Forward [Member] | Not Designated as Hedging Instrument [Member] | Prepaid expenses and other current assets [Member]
Derivatives, Fair Value [Line Items]
Unrealized gains	0	27
Unrealized losses	0	(827)
Net unrealized gain (loss)	0	(800)
Foreign Exchange Forward [Member] | Not Designated as Hedging Instrument [Member] | Accrued Expenses and Other Liabilities [Member]
Derivatives, Fair Value [Line Items]
Unrealized gains	41	0
Unrealized losses	(786)	0
Net unrealized gain (loss)	(745)	0
Foreign Exchange Forward [Member] | Not Designated as Hedging Instrument [Member] | Other Long-Term Liabilities [Member]
Derivatives, Fair Value [Line Items]
Unrealized gains	0	0
Unrealized losses	(1,104)	0
Net unrealized gain (loss)	(1,104)	0
Foreign Currency Forward Contract 1[Member]
Derivative [Line Items]
Hedge designation of hedged item	cash flow	cash flow
Hedge description of hedged item	Inventory purchases	Inventory purchases
Underlying risk	foreign currency	foreign currency
Notional Amount	379,688	593,953
Fair Value	7,974	11,074
Foreign Currency Forward Contract 2 [Member]
Derivative [Line Items]
Hedge designation of hedged item	cash flow	cash flow
Hedge description of hedged item	Intercompany royalty transactions	Intercompany royalty transactions
Underlying risk	foreign currency	foreign currency
Notional Amount	117,192	179,308
Fair Value	2,126	5,344
Foreign Currency Forward Contract 3 [Member]
Derivative [Line Items]
Hedge designation of hedged item	cash flow	cash flow
Hedge description of hedged item	Other	Other
Underlying risk	foreign currency	foreign currency
Notional Amount	29,517	17,047
Fair Value	(360)	533
Foreign Currency Forward Contract 4 [Member]
Derivative [Line Items]
Hedge designation of hedged item	fair value	fair value
Hedge description of hedged item	intercompany loans	intercompany loans
Underlying risk	foreign currency	foreign currency
Notional Amount	218,122	89,191
Fair Value	$ (1,849)	$ (800)