Schedule of Carrying Amounts and Fair Values of Financial Instruments (Detail) (USD $)
In Thousands, unless otherwise specified |
Jun. 29, 2014
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Dec. 31, 2013
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Jun. 30, 2013
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Dec. 31, 2012
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Mar. 31, 2009
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Fair Value, Balance Sheet Grouping, Financial Statement Captions | ||||||||
Cash and cash equivalents, Carrying Value | $ 254,625 | $ 341,638 | $ 227,601 | $ 338,920 | ||||
Convertible debt, Carrying Value | 0 | 185,708 | ||||||
Japan loan, Carrying Value | 10,000 | |||||||
Carrying Value
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Fair Value, Balance Sheet Grouping, Financial Statement Captions | ||||||||
Cash and cash equivalents, Carrying Value | 254,625 | 341,638 | ||||||
Marketable securities, Carrying Value | 852,516 | 857,960 | ||||||
Convertible debt, Carrying Value | 185,708 | [1] | ||||||
Japan loan, Carrying Value | 955 | |||||||
Fair Value
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Fair Value, Balance Sheet Grouping, Financial Statement Captions | ||||||||
Cash and cash equivalents, Fair Value | 254,625 | 341,638 | ||||||
Marketable securities, Fair Value | 852,516 | 857,960 | ||||||
Convertible debt, Fair Value | 611,433 | [1] | ||||||
Japan loan, Fair Value | $ 955 | |||||||
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