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Income Taxes (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Jun. 10, 2021
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Income Tax Contingency [Line Items]          
Income tax expense   $ 1,268 $ 1,451 $ 4,001 $ 5,483
Effective tax rate   23.70% 24.10% 19.60% 26.70%
Forgiveness of PPP loan   $ 0 $ 0 $ 5,000 $ 0
Lollicup Franchising, LLC | Subsidiaries          
Income Tax Contingency [Line Items]          
Cumulative percentage ownership after all transactions         100.00%
Paycheck Protection Program, CARES Act          
Income Tax Contingency [Line Items]          
Effective tax rate       23.50%  
Forgiveness of PPP loan $ 5,000 $ 5,000      
Effective income tax rate, reduction       0.039