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Warranty Obligations - Changes in Warranty Obligations (Detail)
$ in Thousands
9 Months Ended
Oct. 04, 2015
USD ($)
Movement in Standard Product Warranty Accrual [Roll Forward]  
Beginning balance $ 4,086
Provisions for warranties issued during the period 3,709
Fulfillment of warranty obligations (3,269)
Foreign exchange rate changes (298)
Ending balance $ 4,228