Derivatives and Hedging Activities - Impact on Earnings (Details 3) (Foreign Exchange Forward Contract [Member], USD $)	3 Months Ended
	Mar. 29, 2015	Mar. 30, 2014
Effective portion of designated cash flow derivative contracts
Amount of loss recognized in OCI	$ 2,161,000	$ 13,468,000
Amount of loss reclassified from AOCI to earnings	(11,605,000)	(1,564,000)
Cash Flow Hedging [Member]
Effective portion of designated cash flow derivative contracts
Amount of loss recognized in OCI	849,000	13,468,000
Amount of loss reclassified from AOCI to earnings	(11,605,000)	(1,564,000)
Net Investment Hedging [Member]
Effective portion of designated cash flow derivative contracts
Amount of loss recognized in OCI	1,312,000	0
Amount of loss reclassified from AOCI to earnings	$ 0	$ 0