INCOME TAXES - Operating Loss and Tax Credit Carryforwards (Details) - USD ($) $ in Millions |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Operating Loss Carryforwards [Line Items] | ||
| Total operating loss carryforwards | $ 669 | $ 596 |
| Total tax credit carryforwards | 160 | 148 |
| Total Operating Loss and Tax Credit Carryforwards | 829 | 744 |
| Expire within 5 years | ||
| Operating Loss Carryforwards [Line Items] | ||
| Total operating loss carryforwards | 11 | 5 |
| Total tax credit carryforwards | 58 | 40 |
| Expire after 5 years or indefinite expiration | ||
| Operating Loss Carryforwards [Line Items] | ||
| Total operating loss carryforwards | 658 | 591 |
| Total tax credit carryforwards | $ 102 | $ 108 |