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Fair Value Measurements - Fair Value of Liabilities Measured on a Recurring Basis, Unobservable Input Reconciliation (Details)
$ in Thousands
6 Months Ended
Jul. 02, 2016
USD ($)
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]  
Balance at January 2, 2016 $ 1,091
Payment (1,091)
Balance at July 2, 2016 $ 0