Intangible Assets and Goodwill - Finite-lived Intangible Assets Amortization Expense (Details)  | 
12 Months Ended | 
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Dec. 31, 2023  | |
| Finite-Lived Intangible Assets [Line Items] | |
| All intangible assets | 4 years 10 months 24 days | 
| Reacquired franchise rights | |
| Finite-Lived Intangible Assets [Line Items] | |
| All intangible assets | 5 years 10 months 24 days | 
| Customer relationships | |
| Finite-Lived Intangible Assets [Line Items] | |
| All intangible assets | 2 years 7 months 6 days | 
| Assembled workforce | |
| Finite-Lived Intangible Assets [Line Items] | |
| All intangible assets | 2 years | 
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- Definition Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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