Schedule II - Valuation and Qualifying Accounts (Details) - Allowance for Doubtful Accounts [Member] - USD ($) $ in Thousands		12 Months Ended
		Mar. 27, 2016	Mar. 29, 2015	Mar. 30, 2014
Balance at beginning of period		$ 443	$ 433	$ 130
Additions charged to costs and expenses		$ 38	$ 23	21
Additions charged to other accounts				320	[1]
Deductions	[2]	$ (10)	$ (13)	(38)
Balance at end of period		$ 471	$ 443	$ 433

[1] Uncollectible marketing fund contributions.

[2] Uncollectible amounts written off.