Consolidated Statement of Comprehensive (Loss) Income (USD $) In Thousands, unless otherwise specified	3 Months Ended
Apr. 04, 2015	Mar. 29, 2014
Statement of Comprehensive Income [Abstract]
Net (loss) income	$ (53,362)us-gaap_ProfitLoss	$ 11,984us-gaap_ProfitLoss
Other comprehensive (loss) income:
Unrealized loss related to marketable securities, net	(20)	(51)
Less: reclassification adjustment for losses (gains) included in other (expense) income, net	288	(9)
Translation adjustment	(6)	(176)
Defined benefit pension net actuarial losses	157	0
Comprehensive (loss) income	(53,257)	11,748
Less: Comprehensive loss attributable to noncontrolling interest	15	0
Comprehensive (loss) income attributable to common stockholders	$ (53,242)us-gaap_ComprehensiveIncomeNetOfTax	$ 11,748us-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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Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income (loss) and other comprehensive income (loss), attributable to noncontrolling interests. Excludes changes in equity resulting from investments by owners and distributions to owners.

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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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Amount after tax of reclassification adjustment from accumulated other comprehensive income for unrealized gain (loss) realized upon the sale of available-for-sale securities.

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Amount after tax, before reclassification adjustments, of unrealized holding gain (loss) on available-for-sale securities.

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The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.

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