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Fair Value Measures (Schedule Of Assets And Liabilities Measured At Fair Value) (Details) (USD $)
In Thousands, unless otherwise specified |
Jun. 28, 2014
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Dec. 28, 2013
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| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||
| Money market funds included in cash equivalents | $ 14,412 | $ 9,249 |
| Term deposits included in cash | 348 | |
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Fair Value, Inputs, Level 1 [Member]
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| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||
| Money market funds included in cash equivalents | 14,412 | 9,249 |
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Fair Value, Inputs, Level 2 [Member]
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| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||
| Term deposits included in cash | $ 348 |