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Short-Term Investments - Additional Information (Detail) (USD $) | Jun. 28, 2013
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Investments Debt And Equity Securities [Abstract] |
Available-for-sale securities | $ 0

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- Definition Available For Sale Securities In A Material Unrealized Loss Position + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Details
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