Basis of Presentation (Details)	6 Months Ended		12 Months Ended	13 Months Ended
	Mar. 31, 2012	Apr. 02, 2011	Oct. 01, 2011	Oct. 27, 2012
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Number of weeks in fiscal period	P13W	P13W	P52W	P52W