Restructuring Costs (Details) (USD $)	12 Months Ended			30 Months Ended
	Mar. 28, 2015	Mar. 29, 2014	Mar. 30, 2013	Mar. 28, 2015
Restructuring Costs [Abstract]
Restructuring and other, net	$ 1,455,000	$ (598,000)	$ 3,292,000
Restructuring and related cost, cost incurred to date, net				2,900,000
Severance costs			1,500,000
Other restructuring costs			2,000,000
Restructuring expense paid				2,800,000
Payments for severance and relocation-related costs				1,200,000
Asset impairment charge				1,000,000
Payments for facility-related costs				600,000
Remaining restructuring accrual	$ 100,000			$ 100,000