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Shop Acquisitions - Narrative (Details)
$ in Millions
9 Months Ended
Sep. 30, 2022
USD ($)
store
Business Acquisition [Line Items]  
Revenues of acquisitions included in current period results of operations | $ $ 6.7
Net income of acquisitions included in current period results of operations | $ $ 1.2
Franchise rights  
Business Acquisition [Line Items]  
Weighted-average amortization period (in years) 4 years 2 months 12 days
Washington  
Business Acquisition [Line Items]  
Number of franchises purchased shops from | store 5
Number of franchisees | store 1