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Goodwill and Intangible Assets (Narrative) (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Mar. 28, 2015
Mar. 29, 2014
Mar. 30, 2013
Finite-Lived Intangible Assets [Line Items]      
Amortization of intangible assets $ 3.6us-gaap_AmortizationOfIntangibleAssets $ 3.1us-gaap_AmortizationOfIntangibleAssets $ 2.8us-gaap_AmortizationOfIntangibleAssets
Customer Lists [Member]      
Finite-Lived Intangible Assets [Line Items]      
Weighted average useful lives, in years 9 years    
Trade names [Member]      
Finite-Lived Intangible Assets [Line Items]      
Weighted average useful lives, in years 14 years    
Favorable Leases [Member]      
Finite-Lived Intangible Assets [Line Items]      
Weighted average useful lives, in years 15 years    
Other Intangible Assets [Member]      
Finite-Lived Intangible Assets [Line Items]      
Weighted average useful lives, in years 5 years