STOCK COMPENSATION PLANS - Stock-based Compensation Expense (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
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| Share-Based Payment Arrangement [Abstract] | ||||
| Restricted stock units | $ 10 | $ 8 | $ 17 | $ 16 |
| Employee stock purchase plan | 1 | 1 | 2 | 2 |
| Stock-based compensation expense | 11 | 9 | 19 | 18 |
| Tax expense (benefit) | (2) | (1) | (3) | 1 |
| Stock-based compensation expense (net of tax) | $ 9 | $ 8 | $ 16 | $ 19 |
| X | ||||||||||
- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount, after tax, of expense for award under share-based payment arrangement. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of tax benefit for recognition of expense of award under share-based payment arrangement. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition The amount of plan compensation cost recognized during the period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of noncash expense for award of restricted stock or unit under share-based payment arrangement. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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