Condensed Consolidated Financial Statements (Details)	6 Months Ended
	Sep. 29, 2012	Mar. 31, 2012
Organization Consolidation And Presentation Of Financial Statements Disclosure [Abstract]
Company reported results maximum	53 weeks
Company reported results minimum	52 weeks
Company reported results current year fiscal quarter	13 weeks
Company reported results prior year fiscal quarter	13 weeks
Company reported results current fiscal year to date	26 weeks
Company reported results prior fiscal year to date	26 weeks
Company reported results current fiscal year	52 weeks
Common stock authorized	65,000,000	45,000,000