Note 3 - Related Party Information - Wakefern (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jul. 27, 2013	Jul. 28, 2012	Jul. 30, 2011
Details
Ownership interest in Wakefern	13.70%
Investment in Insure-Rite, Ltd	8.10%
Indebtedness to Wakefern	$ 2,319
Installment payments current	600
Installment payments year two	667
Installment payments year three	518
Installment payments year four	446
Installment payments year five	88
Maximum per store investment	825
Per store investment increase	25	25
Additional investment	949	622
Vendor allowances and rebates	24,779	23,953	17,724
Support services incurred charges	29,973	27,991	23,453
Note receivable related party	22,421
Note receivable rate related party	7.00%
Deposits Invested At Wakefern	85,222
Interest income earned on investments related entity	$ 2,783	$ 2,571	$ 2,207