Description of Business (Details 3)	12 Months Ended
	Sep. 28, 2014	Sep. 29, 2013	Sep. 30, 2012
Product Information [Line Items]
Percentage of Total Sales	100.00%	100.00%	100.00%
Prepared Foods and Bakery [Member]
Product Information [Line Items]
Percentage of Total Sales	19.20%	19.00%	18.90%
Other Perishables [Member]
Product Information [Line Items]
Percentage of Total Sales	47.60%	47.20%	47.00%
Total Perishables [Member]
Product Information [Line Items]
Percentage of Total Sales	66.80%	66.20%	65.90%
Non-Perishables [Member]
Product Information [Line Items]
Percentage of Total Sales	33.20%	33.80%	34.10%