Financial Instruments and Fair Value Measurements - Additional Information (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Finance receivable fair value on non-recurring basis	$ 34,800	$ 22,400
Finance receivables held for sale, carrying value	503,546	321,626
Level 3
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Finance receivables held for sale, carrying value		299,200
Finance receivables held for sale, fair Value	468,800	$ 299,900
2022-2 Securitization | Level 3
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Finance receivables	180,700
2023-1 Securitization | Level 3
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Finance receivables held for sale, Fair Value	$ 248,100