Basis of Presentation (Details)	6 Months Ended	12 Months Ended
Oct. 27, 2013 item	Apr. 27, 2014	Apr. 28, 2013
Basis of Presentation
Length of fiscal period		364 days	364 days
Number of reporting segments	1

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

No definition available.

Name:	us-gaap_NumberOfReportableSegments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration