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Revenue - Narrative (Details) - Receivables from Franchise Revenue Transactions - USD ($) $ in Millions | Sep. 30, 2023 | Dec. 31, 2022
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Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Billed and unbilled receivables | $ 66.2 | $ 69.0
Billed and unbilled receivables, accumulated allowance for credit loss | $ 3.6 | $ 1.3

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