Note 1 - Basis of Presentation (Details Textual)		9 Months Ended	12 Months Ended
	Aug. 11, 2016	Feb. 28, 2017	May 31, 2016	Dec. 03, 2013
Number of Restaurants Closed	95	102
Number of Restaurants				49
Ruby Tuesday [Member]
Number of Restaurants		544
Lime Fresh [Member]
Number of Company-owned Restaurants Agreed During the Period to Sell			8