Retirement Plans - Schedule of Retirement Plans Health and Welfare Plans (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Sep. 29, 2013	Sep. 30, 2012	Sep. 25, 2011
Multiemployer Plans [Line Items]
Multi-Employer Benefits	$ 161,033	$ 157,428	$ 137,323
Multi-Employer Pension Plans [Member]
Multiemployer Plans [Line Items]
Multi-Employer Benefits	40,507	39,588	37,262
Multi-Employer Health and Welfare [Member]
Multiemployer Plans [Line Items]
Multi-Employer Benefits	$ 120,526	$ 117,840	$ 100,061

Amount of contributions made to the multiemployer plan by all employers who participate in the plan. A multiemployer plan is a pension or postretirement benefit plan to which two or more unrelated employers contribute where assets contributed by one participating employer may be used to provide benefits to employees of other participating employers.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 80

-Section 50

-Paragraph 7

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=14450570&loc=SL14450678-114947

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration