Derivative Financial Instruments (Details) - USD ($) $ in Thousands	9 Months Ended		12 Months Ended
	Sep. 27, 2015	Sep. 28, 2014	Dec. 28, 2014
Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member]
Derivative [Line Items]
Notional amount of hedged item	$ 1,394,028	$ 940,634	$ 1,054,391
Fair value of hedged item	$ 118,558	$ 37,025	$ 68,870
Inventory Purchases [Member] | Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member]
Derivative [Line Items]
Hedge description of hedged item	Inventory purchases	Inventory purchases	Inventory purchases
Underlying risk	foreign currency	foreign currency	foreign currency
Notional amount of hedged item	$ 1,122,827	$ 716,028	$ 863,232
Fair value of hedged item	$ 124,422	$ 45,501	$ 69,049
Sales [Member] | Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member]
Derivative [Line Items]
Hedge description of hedged item	Sales	Sales	Sales
Underlying risk	foreign currency	foreign currency	foreign currency
Notional amount of hedged item	$ 213,841	$ 195,364	$ 139,946
Fair value of hedged item	$ (3,352)	$ (6,484)	$ 829
Other [Member] | Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member]
Derivative [Line Items]
Hedge description of hedged item	Other	Other	Other
Underlying risk	foreign currency	foreign currency	foreign currency
Notional amount of hedged item	$ 57,360	$ 29,242	$ 51,213
Fair value of hedged item	$ (2,512)	$ (1,992)	$ (1,008)
Intercompany Loans [Member] | Fair Value Hedging [Member] | Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Hedge description of hedged item	intercompany loans	intercompany loans	intercompany loans
Underlying risk	foreign currency	foreign currency	foreign currency
Notional amount of hedged item	$ 263,247	$ 413,065	$ 294,571
Fair value of hedged item	$ (40)	$ 1,024	$ (2,313)