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v3.26.1

Description of Business (Percentage of Consumer Loans Assigned Based on Volumes) (Details) | 3 Months Ended
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Mar. 31, 2026 | Dec. 31, 2025 | Sep. 30, 2025 | Jun. 30, 2025 | Mar. 31, 2025 | Dec. 31, 2024 | Sep. 30, 2024 | Jun. 30, 2024
Portfolio Program [Member] |  |  |  |  |  |  |  |  |
Description Of Business [Line Items] |  |  |  |  |  |  |  |  |
Percentage of new consumer loans unit volume |  | 72.00% | 74.70% | 73.10% | 71.60% | 77.00% | 78.70% | 79.50% | 78.50%
Percentage of new consumer loans dollar volume | [1] | 69.20% | 72.40% | 70.60% | 68.30% | 75.10% | 77.70% | 78.40% | 77.30%
Purchase Program [Member] |  |  |  |  |  |  |  |  |
Description Of Business [Line Items] |  |  |  |  |  |  |  |  |
Percentage of new consumer loans unit volume |  | 28.00% | 25.30% | 26.90% | 28.40% | 23.00% | 21.30% | 20.50% | 21.50%
Percentage of new consumer loans dollar volume | [1] | 30.80% | 27.60% | 29.40% | 31.70% | 24.90% | 22.30% | 21.60% | 22.70%
[1] | Represents advances paid to Dealers on Consumer Loans assigned under the Portfolio Program and one-time payments made to Dealers to purchase Consumer Loans assigned under the Purchase Program. Payments of Dealer Holdback (as defined below) and accelerated Dealer Holdback are not included. In 2025, we expanded Dealer access to the Purchase Program for Consumer Loans to consumers with higher credit ratings. The higher percentage of Purchased Loans in Consumer Loan assignment volume since 2024 has been primarily related to Consumer Loans assigned under this expanded Dealer access.

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