Leases (Narrative) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
Sep. 29, 2013	Sep. 30, 2012	Oct. 02, 2011
Leases [Abstract]
Sublease income recognized	$ 9.3	$ 10.0	$ 13.7

The amount of revenue recognized for the period under subleasing arrangements.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 20

-Section 55

-Paragraph 3

-URI http://asc.fasb.org/extlink&oid=6584307&loc=d3e41620-112719

Name:	us-gaap_OperatingLeasesIncomeStatementSubleaseRevenue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration