Employee Benefit Plans - Schedule of Net Periodic Benefit Cost of Swiss Plan (Detail) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | ||
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Dec. 28, 2013
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Dec. 29, 2012
|
Dec. 31, 2011
|
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Defined Benefit Plan Disclosure [Line Items] | |||
Net Periodic Benefit Cost, Total | $ 100 | $ 300 | $ 400 |
Swiss Plan [Member]
|
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Defined Benefit Plan Disclosure [Line Items] | |||
Net Periodic Benefit Cost, Total | 972 | ||
Swiss Plan [Member] | Net Periodic Benefit Costs [Member]
|
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Defined Benefit Plan Disclosure [Line Items] | |||
Service cost | 841 | ||
Interest cost | 398 | ||
Expected return on assets | $ (267) |