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Product Warranty (Details) - USD ($)
$ in Thousands
3 Months Ended
Jul. 02, 2016
Jun. 27, 2015
Apr. 02, 2016
Product Warranty      
Document Period End Date Jul. 02, 2016    
Product warranty accrual, beginning $ 5,734 $ 3,342  
Warranty charges incurred, net (2,051) (1,484)  
Provision for warranty charges 2,264 2,163  
Product warranty accrual, ending 5,947 $ 4,021  
Product Warranty Accrual, Noncurrent $ 1,844   $ 2,068