FRANCHISE PROGRAMS (Details) (USD $) In Millions, unless otherwise specified	6 Months Ended					12 Months Ended		12 Months Ended
	Nov. 29, 2011	Aug. 30, 2011	Nov. 30, 2010	Aug. 30, 2010	Nov. 29, 2011 No Equity Interest in Operated Ruby Tuesday Restaurant [Member]	May 31, 2011 Eleven Franchise Partnerships [Member]	Nov. 29, 2011 Eleven Franchise Partnerships [Member]	May 31, 2011 Traditional Franchise Partnerships [Member]	May 31, 2011 Twelfth Franchise Partnership [Member]
Franchisor Disclosure [Line Items]
Restaurants operated by traditional franchisees					87
Acquired remaining membership interest, franchise partnerships							11
Restaurants acquired from traditional and partnership franchises						105		3	1
Operating agreements, national advertising fund gross sales contribution (in hundredths)	0.50%
Operating agreements, national advertising fund gross sales contribution, maximum (in hundredths)	3.00%
Operating agreements, support service fee, gross sales contribution, maximum (in hundredths)	1.50%
Operating agreements, marketing and purchase fee, gross sales contribution, maximum (in hundredths)	1.50%
Support service and marketing and purchasing fees	$ 0.3	$ 0.4	$ 0.6	$ 1.8