Subsequent Events (Details) (USD $)	1 Months Ended	3 Months Ended		9 Months Ended		24 Months Ended	28 Months Ended
	Aug. 08, 2013	Jul. 07, 2013	Jul. 08, 2012	Jul. 07, 2013	Jul. 08, 2012	Nov. 15, 2014	Nov. 30, 2015
Subsequent Event [Line Items]
Number of Restaurants Sold to Franchisees	27	18	18	22	55
Proceeds from Divestiture of Businesses	$ 13,700,000	$ 5,549,000	$ 7,289,000	$ 8,415,000	$ 29,253,000
Stock Repurchase Program, Authorized Amount						$ 100,000,000	$ 100,000,000