Intangibles, Net (Schedule Of Estimated Aggregate Amortization Expense For Intangibles) (Details) (USD $)	12 Months Ended
	Mar. 31, 2012	Mar. 26, 2011	Mar. 27, 2010
Intangibles, Net [Abstract]
Amortization expense for all intangibles	$ 3,700,000	$ 3,300,000	$ 3,600,000
Estimated aggregate amortization expense for the year ended March 31, 2013	2,734,000
Estimated aggregate amortization expense for the year ended March 30, 2014	2,176,000
Estimated aggregate amortization expense for the year ended March 29, 2015	1,623,000
Estimated aggregate amortization expense for the year ended March 28, 2016	1,303,000
Estimated aggregate amortization expense for the year ended March 26, 2017	$ 1,273,000