Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Mar. 26, 2016	Mar. 28, 2015	Mar. 29, 2014
Statement of Comprehensive Income [Abstract]
Net income	$ 123,630	$ 55,178	$ 108,111
Foreign currency translation	294
Unrealized gain (loss) on marketable securities	(24)	107	(31)
Actuarial gain (loss) on pension plan	2,660	(1,625)
Reclassification of actuarial loss to net income	49
Benefit (provision) for income taxes	(537)	294	64
Comprehensive income	$ 126,072	$ 53,954	$ 108,144