Quarterly report pursuant to Section 13 or 15(d)

Subsequent Events (Details)

v3.8.0.1
Subsequent Events (Details)
$ in Millions
Nov. 03, 2017
Restaurant
Oct. 26, 2017
USD ($)
Sep. 24, 2017
Subsequent Event [Line Items]      
Number of Restaurants     86
Number of States in which Entity Operates     19
Subsequent Event [Member]      
Subsequent Event [Line Items]      
Number of New Restaurants | Restaurant 2    
Number of Restaurants 88    
Number of States in which Entity Operates 19    
Stock Repurchase Program, Authorized Amount | $   $ 30