Fair Value - Additional Information (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Jul. 30, 2025	Dec. 31, 2024	Sep. 30, 2024
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Fair Value	$ 92,290
Fair Value Adjustment | Fair Value, Measurements, Nonrecurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Repossessed inventory			$ (18,400)	$ (16,800)
Retained Notes
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Fair Value	80,204
Residual Interests
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Fair Value	12,086
Level 2 | Estimate of Fair Value Measurement | Fair Value, Measurements, Nonrecurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Repossessed inventory	$ 38,000		$ 27,100	$ 24,300
Level 2 | Retained Notes
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Fair Value		$ 88,600
Level 3 | Residual Interests
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Fair Value		$ 12,300