Quarterly report pursuant to Section 13 or 15(d)

Revenue - Additional Information (Details)

v3.19.1
Revenue - Additional Information (Details) - USD ($)
$ in Thousands
Apr. 21, 2019
Dec. 30, 2018
Disaggregation of Revenue [Line Items]    
Unearned revenue $ 41,239 $ 55,360
Gift card revenue    
Disaggregation of Revenue [Line Items]    
Unearned revenue 30,900 45,300
Deferred loyalty revenue    
Disaggregation of Revenue [Line Items]    
Unearned revenue $ 10,300 $ 10,000