CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Parenthetical) - USD ($) $ in Thousands	12 Months Ended
	Mar. 28, 2015	Mar. 29, 2014	Mar. 30, 2013
Foreign currency translation adjustment, taxes	$ 0	$ 21	$ 0
Accumulated other comprehensive income related to benefit plan obligation, taxes	(13)	19	8
Net unrealized (loss) gain on available-for-sale securities, taxes	$ (5)	$ 5	$ 0