Finance Receivables - Schedule of Financing Receivable Credit Quality Indicators (Details) - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended | |
|---|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
Dec. 31, 2025 |
|
| Financing Receivable, Allowance for Credit Losses | |||
| Total | $ 2,036,207 | $ 7,792,785 | $ 1,703,221 |
| Gross charge-offs | |||
| Total | 3,942 | 78,175 | |
| Retail | |||
| Financing Receivable, Allowance for Credit Losses | |||
| Year 1 | 184,206 | 576,925 | 367,671 |
| Year 2 | 362,680 | 2,223,321 | 205,382 |
| Year 3 | 182,633 | 1,602,031 | 110,311 |
| Year 4 | 96,618 | 1,161,261 | 44,056 |
| Year 5 | 37,691 | 606,188 | 21,935 |
| More than 5 years | 21,622 | 345,007 | 5,066 |
| Total | 885,450 | 6,514,733 | 754,421 |
| Gross charge-offs | |||
| Year 1 | 79 | 0 | 3,406 |
| Year 2 | 2,055 | 18,742 | 49,141 |
| Year 3 | 1,041 | 23,207 | 54,263 |
| Year 4 | 489 | 19,032 | 42,125 |
| Year 5 | 231 | 9,934 | 21,737 |
| More than 5 years | 47 | 6,619 | 13,983 |
| Total | 3,942 | 77,534 | 184,655 |
| Retail | UNITED STATES | |||
| Financing Receivable, Allowance for Credit Losses | |||
| Year 1 | 180,635 | 566,325 | 366,181 |
| Year 2 | 360,701 | 2,181,007 | 205,371 |
| Year 3 | 182,626 | 1,567,327 | 110,300 |
| Year 4 | 96,613 | 1,139,153 | 44,042 |
| Year 5 | 37,684 | 595,412 | 21,926 |
| More than 5 years | 21,609 | 338,440 | 5,055 |
| Total | 879,868 | 6,387,664 | 752,875 |
| Gross charge-offs | |||
| Year 1 | 79 | 0 | 3,280 |
| Year 2 | 2,037 | 18,323 | 48,145 |
| Year 3 | 1,041 | 22,716 | 53,272 |
| Year 4 | 489 | 18,667 | 41,304 |
| Year 5 | 231 | 9,775 | 21,354 |
| More than 5 years | 47 | 6,425 | 13,556 |
| Total | 3,924 | 75,906 | 180,911 |
| Retail | CANADA | |||
| Financing Receivable, Allowance for Credit Losses | |||
| Year 1 | 3,571 | 10,600 | 1,490 |
| Year 2 | 1,979 | 42,314 | 11 |
| Year 3 | 7 | 34,704 | 11 |
| Year 4 | 5 | 22,108 | 14 |
| Year 5 | 7 | 10,776 | 9 |
| More than 5 years | 13 | 6,567 | 11 |
| Total | 5,582 | 127,069 | 1,546 |
| Gross charge-offs | |||
| Year 1 | 0 | 0 | 126 |
| Year 2 | 18 | 419 | 996 |
| Year 3 | 0 | 491 | 991 |
| Year 4 | 0 | 365 | 821 |
| Year 5 | 0 | 159 | 383 |
| More than 5 years | 0 | 194 | 427 |
| Total | 18 | 1,628 | 3,744 |
| Retail | Super prime | UNITED STATES | |||
| Financing Receivable, Allowance for Credit Losses | |||
| Year 1 | 80,913 | 246,251 | 185,774 |
| Year 2 | 173,389 | 930,951 | 108,025 |
| Year 3 | 94,917 | 619,801 | 54,501 |
| Year 4 | 47,238 | 390,933 | 16,944 |
| Year 5 | 14,123 | 173,826 | 9,675 |
| More than 5 years | 8,525 | 72,153 | 1,544 |
| Total | 419,105 | 2,433,915 | 376,463 |
| Retail | Super prime | CANADA | |||
| Financing Receivable, Allowance for Credit Losses | |||
| Year 1 | 2,408 | 8,019 | 1,012 |
| Year 2 | 1,258 | 32,371 | 5 |
| Year 3 | 2 | 25,930 | 5 |
| Year 4 | 2 | 15,301 | 5 |
| Year 5 | 3 | 6,824 | 3 |
| More than 5 years | 3 | 3,038 | 1 |
| Total | 3,676 | 91,483 | 1,031 |
| Retail | Prime | UNITED STATES | |||
| Financing Receivable, Allowance for Credit Losses | |||
| Year 1 | 72,821 | 237,047 | 166,971 |
| Year 2 | 167,766 | 959,136 | 96,360 |
| Year 3 | 86,815 | 746,249 | 54,902 |
| Year 4 | 48,573 | 588,551 | 26,268 |
| Year 5 | 22,808 | 316,903 | 11,525 |
| More than 5 years | 11,481 | 179,922 | 2,413 |
| Total | 410,264 | 3,027,808 | 358,439 |
| Retail | Prime | CANADA | |||
| Financing Receivable, Allowance for Credit Losses | |||
| Year 1 | 1,086 | 2,247 | 377 |
| Year 2 | 623 | 8,365 | 4 |
| Year 3 | 3 | 7,693 | 3 |
| Year 4 | 2 | 6,000 | 8 |
| Year 5 | 3 | 3,582 | 5 |
| More than 5 years | 9 | 2,917 | 8 |
| Total | 1,726 | 30,804 | 405 |
| Retail | Sub-prime | UNITED STATES | |||
| Financing Receivable, Allowance for Credit Losses | |||
| Year 1 | 26,901 | 83,027 | 13,436 |
| Year 2 | 19,546 | 290,920 | 986 |
| Year 3 | 894 | 201,277 | 897 |
| Year 4 | 802 | 159,669 | 830 |
| Year 5 | 753 | 104,683 | 726 |
| More than 5 years | 1,603 | 86,365 | 1,098 |
| Total | 50,499 | 925,941 | 17,973 |
| Retail | Sub-prime | CANADA | |||
| Financing Receivable, Allowance for Credit Losses | |||
| Year 1 | 77 | 334 | 101 |
| Year 2 | 98 | 1,578 | 2 |
| Year 3 | 2 | 1,081 | 3 |
| Year 4 | 1 | 807 | 1 |
| Year 5 | 1 | 370 | 1 |
| More than 5 years | 1 | 612 | 2 |
| Total | $ 180 | $ 4,782 | $ 110 |