Cash, Cash Equivalents and Short-Term Investments (Details) (Detail) (USD $)
In Thousands, unless otherwise specified |
Sep. 29, 2012
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Dec. 31, 2011
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Investment [Line Items] | ||
Variable rate demand note maturity year | 2037 | |
Variable Rate Demand Notes [Member]
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Investment [Line Items] | ||
Securities amortized cost Due in one year or less | $ 1,500 | $ 1,500 |
Securities fair value Due in one year or less | $ 1,900 | $ 1,900 |
X | ||||||||||
- Definition
Variable rate demand notes maximum maturity year. No definition available.
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- Details
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X | ||||||||||
- Definition
Amount of available-for-sale debt securities at cost, net of adjustments, maturing in the next fiscal year following the latest fiscal year. Adjustments include, but are not limited to, accretion, amortization, collection of cash, previous other-than-temporary impairments (OTTI) recognized in earnings (less any cumulative-effect adjustments, as defined) and fair value hedge accounting adjustments. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Definition
Amount of available-for-sale debt securities at fair value maturing in the next fiscal year following the latest fiscal year. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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