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SEGMENT REPORTING AND GEOGRAPHIC INFORMATION - Reconciliation of Adjusted EBITDA less Capex to Income before income taxes (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
Segment Reporting Information [Line Items] |  |  |  |  |
Depreciation and amortization (2) |  | $ (158) | $ (142) | $ (312) | $ (279)
Transformation costs (3) |  | (38) | 0 | (70) | 0
Interest expense |  | (418) | (264) | (1,067) | (483)
Interest and dividend income |  | 234 | 293 | 475 | 536
Net gains (losses) on equity securities (4) | [1] | 21 | 11 | 23 | (5)
Foreign currency transaction (losses) gains on the remeasurement of certain Euro-denominated debt and accrued interest and debt-related foreign currency derivative instruments (4) | [2] | (989) | 25 | (1,409) | 161
Change in fair value of the conversion option of the convertible senior notes | [3] | 5 | 0 | 163 | 0
Income before income taxes |  | 1,104 | 1,922 | 1,500 | 2,859
Reportable Segment | Operating Segments |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Segment Adjusted EBITDA less Capex |  | 2,436 | 1,805 | 3,479 | 2,665
Additions to property and equipment |  | 60 | 156 | 170 | 268
Depreciation and amortization (2) | [4] | (158) | (142) | (312) | (279)
Transformation costs (3) | [5] | (36) | 0 | (68) | 0
Interest expense | [4] | (418) | (264) | (1,067) | (483)
Interest and dividend income | [4] | 234 | 293 | 475 | 536
Net gains (losses) on equity securities (4) | [6] | 21 | 11 | 24 | (5)
Foreign currency transaction (losses) gains on the remeasurement of certain Euro-denominated debt and accrued interest and debt-related foreign currency derivative instruments (4) | [6] | (961) | 68 | (1,350) | 235
Change in fair value of the conversion option of the convertible senior notes | [7] | 5 | 0 | 163 | 0
Other (6) | [8] | (73) | (83) | (137) | (156)
Income before income taxes |  | 1,104 | 1,922 | 1,500 | 2,859
Reportable Segment | Netherlands Pension Fund Matter | Operating Segments |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Loss contingency accrual, period (increase) decrease | [9] | (6) | 0 | 123 | 0
Reportable Segment | Unfavorable Regulatory Action | Operating Segments |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Loss contingency accrual, period (increase) decrease | [9] | $ 0 | $ 78 | $ 0 | $ 78
[1] | See Note 5 for additional information.
[2] | Foreign currency transaction (losses) gains include losses of $961 million and $1.4 billion for the three and six months ended June 30, 2025, respectively, and gains of $68 million and $235 million for the three and six months ended June 30, 2024, respectively, related to Euro-denominated debt and accrued interest that were not designated as net investment hedges (see Note 9). Foreign currency transaction (losses) gains also include (losses) gains related to derivative contracts (see Note 6).
[3] | See Note 9 for additional information.
[4] | See the Unaudited Consolidated Statements of Operations.
[5] | See Note 17 for additional information.
[6] | See Note 15 for additional information.
[7] | See Note 9 for additional information.
[8] | Primarily consists of the expenses of corporate headquarters and certain other functional departments.
[9] | See Note 13 for additional information.

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