RECEIVABLES - Carrying Amount of Receivables (Details) - USD ($) $ in Millions |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Qualitative and Quantitative Information, Transferor's Continuing Involvement [Line Items] | ||
| Total | $ 12,876 | $ 13,094 |
| Retail | ||
| Qualitative and Quantitative Information, Transferor's Continuing Involvement [Line Items] | ||
| Total | 7,522 | 8,041 |
| Wholesale | ||
| Qualitative and Quantitative Information, Transferor's Continuing Involvement [Line Items] | ||
| Total | $ 5,354 | $ 5,053 |