Labor Relations - Additional Information (Details)	12 Months Ended
	Sep. 29, 2013
UFCW [Member]
Multiemployer Plans [Line Items]
Collective bargaining agreements renewed date	2011-10
Collective bargaining agreements expiry date	March 2014
International Brotherhood of Teamsters [Member]
Multiemployer Plans [Line Items]
Collective bargaining agreements renewed date	2010-10
Collective bargaining agreements expiry date	September 2015