Condensed Consolidated Statements of Comprehensive Income (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 29, 2015	Mar. 30, 2014
Net income	$ 27,507us-gaap_NetIncomeLoss	$ 46,303us-gaap_NetIncomeLoss
Other comprehensive loss, net:
Foreign currency translation adjustment	(17,395)	(7,220)
Change in unrecognized pension loss, net of income tax benefit (provision) of $124 and $(213), respectively	(203)	338
Change in unrealized loss on cash flow hedges, net of income tax benefits of $1,502 and $287, respectively	(2,466)	(458)
Other comprehensive loss, net	(20,064)	(7,340)
Comprehensive income	$ 7,443us-gaap_ComprehensiveIncomeNetOfTax	$ 38,963us-gaap_ComprehensiveIncomeNetOfTax

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.

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