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Receivables - Narrative (Detail) - USD ($)
$ in Millions
Mar. 31, 2023
Dec. 31, 2022
Mar. 31, 2022
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Allowance for financing notes $ 3.9   $ 4.3
Servicing      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Allowance for financing notes $ 29.1 $ 33.8