CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Apr. 01, 2017	Apr. 02, 2016
Statement of Financial Position [Abstract]
Allowance for Doubtful Accounts Receivable, Current	$ 603	$ 1,039
Preferred Stock, No Par Value	$ 0	$ 0
Preferred Stock, Shares Authorized	1,000,000	1,000,000
Preferred Stock, Shares Issued	0	0
Common Stock, No Par Value	$ 0	$ 0
Common Stock, Shares Authorized	100,000,000	100,000,000
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	$ 112,075	$ 107,910
Finite-Lived Intangible Assets, Accumulated Amortization	$ 21,994	$ 21,146
Common Stock, Shares, Issued	33,260,000	31,613,000
Common Stock, Shares, Outstanding	33,260,000	31,613,000