Annual report pursuant to Section 13 and 15(d)

Revenue - Contract Liabilities (Details)

v3.20.4
Revenue - Contract Liabilities (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 27, 2020
Dec. 29, 2019
Dec. 30, 2018
Unearned Gift Card Revenues      
Disaggregation of Revenue [Line Items]      
Unearned gift card and loyalty revenue $ 38,309 $ 43,544  
Unearned Loyalty Rewards      
Disaggregation of Revenue [Line Items]      
Unearned gift card and loyalty revenue 11,829 10,679  
Gift card breakage      
Disaggregation of Revenue [Line Items]      
Gift card revenue included in liability balance at beginning of fiscal year $ 16,385 $ 19,941 $ 17,487