Note 13 - Income Taxes (Detail) - Provision (benefit) for income taxes (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jul. 28, 2012	Jul. 30, 2011	Jul. 31, 2010
CURRENT TAX EXPENSE:
Federal	$ 41	$ 36
Foreign	172	143	(25)
State and local		4
DEFERRED PROVISION (BENEFIT):
Foreign	(122)
NET PROVISION (BENEFIT)	91	183	(25)
Additional tax expense included in discontinued operations	$ 1,454	$ 1,696	$ 1,125