Quarterly report pursuant to Section 13 or 15(d)

Other Charges - Additional Information (Details)

v3.8.0.1
Other Charges - Additional Information (Details)
$ in Thousands
3 Months Ended 4 Months Ended 9 Months Ended
Oct. 01, 2017
USD ($)
Jul. 09, 2017
restaurant
Oct. 02, 2016
USD ($)
restaurant
Apr. 17, 2016
USD ($)
restaurant
Oct. 01, 2017
USD ($)
Oct. 02, 2016
USD ($)
restaurant
Loss Contingencies [Line Items]            
Number of restaurants impaired | restaurant   5 2     8
Number of end of lease restaurants impaired | restaurant   3        
Asset impairment and restaurant closure costs $ 0   $ 9,321 $ 800 $ 1,584 $ 14,006
Impairment of restaurants impaired     $ 3,800     $ 7,700
Number of restaurants relocated | restaurant       1    
Number of restaurants closed | restaurant     9     9
Restaurant closure costs     $ 5,500      
Asset disposal costs     3,700      
Future lease obligation costs     1,500      
Litigation contingencies $ 0   $ 0   $ 0 $ 3,900
Compensation-related Claims            
Loss Contingencies [Line Items]            
Litigation contingencies       $ 3,900