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Income Taxes (Withholding Taxes) (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Apr. 01, 2016 | Mar. 27, 2015 | Apr. 01, 2016 | Mar. 27, 2015
Income Tax Disclosure [Abstract] |  |  |  |
Withholding taxes | $ 12,406 | $ 11,942 | $ 22,188 | $ 24,142

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- Definition Licensing Revenue Withholding Tax Remittances + References No definition available. + Details
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Balance Type: | credit
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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
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Balance Type: | na
Period Type: | duration