Derivative Instruments and Hedging Activity (Details 1) (Fair Value, Measurements, Recurring, USD $) In Thousands, unless otherwise specified	Dec. 29, 2012
Quoted Prices in Active Markets for Identical Assets (Level 1)
Assets:
Foreign currency exchange forward contracts
Liabilities:
Foreign currency exchange forward contracts
Significant Other Observable Inputs (Level 2)
Assets:
Foreign currency exchange forward contracts	147
Liabilities:
Foreign currency exchange forward contracts
Significant Unobservable Inputs (Level 3)
Assets:
Foreign currency exchange forward contracts
Liabilities:
Foreign currency exchange forward contracts