Employee Retirement and Profit Sharing Plans (Components of pension (income) expense) (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 26, 2016	Mar. 28, 2015	Mar. 29, 2014
Employee Retirement and Profit Sharing Plans [Abstract]
Interest cost on projected benefit obligation	$ 803	$ 832	$ 776
Expected return on plan assets	(1,389)	(1,388)	(1,193)
Amortization of unrecognized actuarial loss	648	300	658
Net pension expense (income)	$ 62	$ (256)	$ 241