INCOME TAXES (Details 2) (USD $)	12 Months Ended
	Jul. 28, 2012	Jul. 30, 2011
Operating loss carryforwards
Valuation allowances related to deferred tax assets certain state tax credit carryforwards	$ 990,000	$ 5,071,000
Minimum term within which the statutes of limitations and tax examinations is expected to be expired or concluded	12 months
Decrease in unrecognized tax benefits, including potential interest and penalties	4,500,000
Federal tax authority
Operating loss carryforwards
Net operating loss carryforwards	4,300,000
Annual limitation on use of operating loss carryforward amounts	300,000
State income tax authority
Operating loss carryforwards
Net operating loss carryforwards	25,800,000
Valuation allowances related to deferred tax assets certain state tax credit carryforwards	$ 1,000,000