Forward and Option Purchase Contracts Outstanding (Details) In Thousands, unless otherwise specified	3 Months Ended						3 Months Ended				3 Months Ended											3 Months Ended
	Apr. 04, 2015 Currency, British Pound Sterling Derivative Instrument 1 GBP (£)	Apr. 04, 2015 Currency, British Pound Sterling Derivative Instrument 2 GBP (£)	Apr. 04, 2015 Currency, British Pound Sterling Derivative Instrument 3 GBP (£)	Apr. 04, 2015 Currency, Euro Derivative Instrument 1 EUR (€)	Apr. 04, 2015 Currency, Euro Derivative Instrument 2 EUR (€)	Apr. 04, 2015 Currency, Euro Derivative Instrument 3 EUR (€)	Apr. 04, 2015 Currency, Euro Derivative Instrument 4 EUR (€)	Apr. 04, 2015 Currency, Euro Derivative Instrument 5 EUR (€)	Apr. 04, 2015 Currency, Euro Derivative Instrument 6 EUR (€)	Apr. 04, 2015 Australia, Dollars EUR (€)	Apr. 04, 2015 Australia, Dollars Derivative Instrument 7 EUR (€)	Apr. 04, 2015 Australia, Dollars Derivative Instrument 8	Apr. 04, 2015 Australia, Dollars Derivative Instrument 9 EUR (€)	Apr. 04, 2015 Currency, U.S. Dollar Derivative Instrument 4 USD ($)	Apr. 04, 2015 Currency, U.S. Dollar Derivative Instrument 5 USD ($)	Apr. 04, 2015 Currency, U.S. Dollar Derivative Instrument 6 USD ($)	Apr. 04, 2015 Currency, U.S. Dollar Derivative Instrument 7 USD ($)	Apr. 04, 2015 Currency, U.S. Dollar Derivative Instrument 8 USD ($)	Apr. 04, 2015 Currency, U.S. Dollar Derivative Instrument 9 USD ($)	Apr. 04, 2015 Currency, U.S. Dollar Derivative Instrument 10 USD ($)	Apr. 04, 2015 Currency, U.S. Dollar Derivative Instrument 11 USD ($)	Apr. 04, 2015 Canada, Dollars Derivative Instrument 10 EUR (€)	Apr. 04, 2015 Brazil, Brazil Real Derivative Instrument 11 EUR (€)
Derivative [Line Items]
Derivative, Notional Amount	£ 5,600,000	£ 10,000,000	£ 5,000,000	€ 7,666,822	€ 13,723,068	€ 6,885,156	€ 5,500,000	€ 10,000,000	€ 4,700,000	€ 10,000,000	€ 15,000,000		€ 10,000,000	$ 5,924,050	$ 10,770,000	$ 5,061,900	$ 11,326,500	$ 7,551,000	$ 7,558,000	$ 5,847,953	$ 2,748,763	€ 7,500,000	€ 10,000,000
Maturity	Jul. 03, 2015	Jul. 03, 2015	Jul. 03, 2015				Jul. 03, 2015	Jul. 03, 2015	Jul. 03, 2015		Jul. 03, 2015	Jul. 03, 2015	Jul. 03, 2015									Jul. 03, 2015	Dec. 15, 2015