Accrued Liabilities (Details) - USD ($) $ in Thousands	Jun. 27, 2015	Mar. 28, 2015	Jun. 28, 2014	Mar. 29, 2014
Disclosure Accrued Liabilities [Abstract]
Payroll-related liabilities	$ 7,016	$ 6,723
Product Warranty Accrual, Current	3,493
Product warranty accrual	4,021	3,342	$ 3,487	$ 4,215
Purchase order commitments and receipts	1,825	1,815
Professional fees payable	1,624	1,237
Freight accrual	210	171
Income taxes payable	11	83
Restructuring costs payable	1,853	1,997
Customer deposits	692	1,057
Value added taxes payable	306	474
Other	1,690	1,767
Accrued liabilities	$ 18,720	$ 18,666