Income Taxes (Narrative) (Details) (USD $)	12 Months Ended
	Mar. 30, 2013	Mar. 31, 2012	Mar. 31, 2011	Mar. 31, 2010	Jan. 31, 2012
Operating Loss Carryforwards [Line Items]
Tax refund received					$ 4,000,000
Excess tax benefits	4,100,000
Increase additional paid-in-capital from employee stock options exercised	4,100,000
Step-up in tax basis of the insurance group assets acquired	0	1,241,000	0
Income tax expense (benefit) from increase/decrease in state taxes	966,000	0	(950,000)	(950,000)
Income tax examination	The Company is no longer subject to examination by the IRS for years before fiscal year 2010
Domestic Tax Authority [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	22,000,000
State and Local Jurisdiction [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	$ 29,400,000