Post-effective amendment to a registration statement that is not immediately effective upon filing

Basis of Presentation - Summary of Store activity (Details)

v3.21.2
Basis of Presentation - Summary of Store activity (Details) - Store
 1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
Dec. 31, 2020
Jun. 30, 2021
Jun. 30, 2021
Dec. 31, 2020
Dec. 31, 2019
Schedule Of Store Activity [Line Items]          
Stores, end of the period   119 119    
Franchised Stores [Member]          
Schedule Of Store Activity [Line Items]          
Stores, beginning of the period 117 98 102 117 109
Stores opened during the period   1 3 9  
Stores transferred/sold to the Company (2)     (2) 0
Stores closed during the period (22) (2) (8) (22) (7)
Stores, end of the period 102 97 97 102 117
Corporate Owned Stores [Member]          
Schedule Of Store Activity [Line Items]          
Stores, beginning of the period   19 17 13  
Stores opened during the period   3 5 2  
Stores transferred/sold to the Company       2  
Stores, end of the period 17 22 22 17 13