Quarterly report pursuant to Section 13 or 15(d)

Income Taxes (Details)

v3.21.2
Income Taxes (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 24, 2020
Sep. 30, 2021
Sep. 24, 2020
Tax Credit Carryforward [Line Items]        
Effective income tax rate 9.30% 10.40% 14.90% 2.50%
Benefit (expense) related to loss contingencies for uncertain tax positions $ 0 $ 300,000 $ 0 $ (2,200,000)
CARES Act        
Tax Credit Carryforward [Line Items]        
Deferred employer social security taxes 12,100,000   12,100,000  
Employer social security taxes required to be deposited by December 2021 6,100,000   6,100,000  
Employer social security taxes required to be deposited by December 2022 6,000,000   6,000,000  
Employee retention credit recorded $ 0     1,400,000
Offset to selling and store operating expenses | CARES Act        
Tax Credit Carryforward [Line Items]        
Employee retention credit recorded   $ 300,000 $ 1,000,000  
Offset to general and administrative expenses | CARES Act        
Tax Credit Carryforward [Line Items]        
Employee retention credit recorded       $ 200,000