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Earnings per share (Tables) | 3 Months Ended
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Mar. 31, 2025
Earnings Per Share [Abstract] |
Schedule of Computation for Basic and Diluted Earnings (Loss) per Share | The computations for basic and diluted earnings (loss) per share were as follows (in millions, except per-share data):
| Three months ended March 31, |  |
| 2025 |  | 2024 |  |  |  |
Income (Numerator): |  |  |  |  |  |  |
Net income (loss) for basic and diluted earnings (loss) per share | $ | 1,730 |  |  | $ | (113) |  |  |  |  |
Shares (Denominator): |  |  |  |  |  |  |
Weighted-average shares for basic earnings (loss) per share | 538 |  |  | 536 |  |  |  |  |
Effect of dilutive securities | 3 |  |  | — |  |  |  |  |
Weighted-average shares for diluted earnings (loss) per share | 541 |  |  | 536 |  |  |  |  |
Basic earnings (loss) per share | $ | 3.22 |  |  | $ | (0.21) |  |  |  |  |
Diluted earnings (loss) per share | $ | 3.20 |  |  | $ | (0.21) |  |  |  |  |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482662/260-10-50-1 + Details
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