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ACCUMULATED OTHER COMPREHENSIVE LOSS (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023 | Jun. 30, 2024 | Dec. 31, 2023 | Jun. 30, 2023 | Dec. 31, 2022
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |  |  |  |  |
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax | $ 10 | $ (1) | $ 13 | $ 21 |  |  |  |
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax | 9 | 6 | 18 | 7 |  |  |  |
AOCI Tax, Attributable to Parent | 87 | 115 | 87 | 115 | $ 93 | $ 97 | $ 116 | $ 122
Accumulated Other Comprehensive Income (Loss), Net of Tax | (268) | (360) | (268) | (360) | (287) | (299) | (365) | (388)
Reclassification from AOCI, Current Period, Tax | (6) | 0 | (4) | (5) |  |  |  |
Income tax effect | 0 | (1) | (6) | (2) |  |  |  |
Marketable Securities |  |  |  |  |  |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |  |  |  |  |
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax | 21 | 0 |  |  |  |  |  |
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax | 5 | 3 |  |  |  |  |  |
AOCI before Tax, Attributable to Parent | (13) | (81) | (13) | (81) | (39) | (46) | (84) | (104)
Reclassification from AOCI, Current Period, before Tax, Attributable to Parent |  |  | 28 | 11 |  |  |  |
Reclassification from AOCI, Current Period, before Tax, Attributable to Parent |  |  | 5 | 12 |  |  |  |
AOCI Employee Benefit Plan |  |  |  |  |  |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |  |  |  |  |
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax | 0 | 0 |  |  |  |  |  |
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax | 4 | 4 |  |  |  |  |  |
AOCI before Tax, Attributable to Parent | (346) | (407) | (346) | (407) | (350) | (358) | (411) | (421)
Reclassification from AOCI, Current Period, before Tax, Attributable to Parent |  |  | 0 | 0 |  |  |  |
Reclassification from AOCI, Current Period, before Tax, Attributable to Parent |  |  | 12 | 14 |  |  |  |
AOCI - Interest Rate Derivatives |  |  |  |  |  |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |  |  |  |  |
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax | (5) | (1) |  |  |  |  |  |
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax | 0 | 0 |  |  |  |  |  |
AOCI before Tax, Attributable to Parent | $ 4 | $ 13 | 4 | 13 | $ 9 | $ 8 | $ 14 | $ 15
Reclassification from AOCI, Current Period, before Tax, Attributable to Parent |  |  | (4) | (2) |  |  |  |
Reclassification from AOCI, Current Period, before Tax, Attributable to Parent |  |  | $ 0 | $ 0 |  |  |  |

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