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Earnings Per Share (Tables) | 9 Months Ended
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Sep. 30, 2025
Earnings Per Share [Abstract] |
Schedule of Earnings Per Share Calculation | The following table sets forth the calculation of basic and diluted earnings per share:
| Basic |  | Diluted
| Third Quarter
| 2025 |  | 2024 |  | 2025 |  | 2024
| ($ in millions, except per share amounts, shares in millions)
Net income | $ | 711 |  |  | $ | 1,099 |  |  | $ | 711 |  |  | $ | 1,099 |
Dividend equivalent payments | — |  |  | — |  |  | (1) |  |  | — |
Income available to common stockholders | $ | 711 |  |  | $ | 1,099 |  |  | $ | 710 |  |  | $ | 1,099 |
Weighted-average shares outstanding | 224.4 |  |  | 226.2 |  |  | 224.4 |  |  | 226.2 |
Dilutive effect of outstanding options and share-settled awards |  |  |  |  | 0.3 |  |  | 0.3 |
Adjusted weighted-average shares outstanding |  |  |  |  | 224.7 |  |  | 226.5 |
Earnings per share | $ | 3.16 |  |  | $ | 4.86 |  |  | $ | 3.16 |  |  | $ | 4.85 |
| Basic |  | Diluted
| First Nine Months
| 2025 |  | 2024 |  | 2025 |  | 2024
| ($ in millions, except per share amounts, shares in millions)
Net income | $ | 2,229 |  |  | $ | 1,889 |  |  | $ | 2,229 |  |  | $ | 1,889 |
Dividend equivalent payments | (2) |  |  | (2) |  |  | (2) |  |  | (2) |
Income available to common stockholders | $ | 2,227 |  |  | $ | 1,887 |  |  | $ | 2,227 |  |  | $ | 1,887 |
Weighted-average shares outstanding | 225.2 |  |  | 226.0 |  |  | 225.2 |  |  | 226.0 |
Dilutive effect of outstanding options and share-settled awards |  |  |  |  | 0.3 |  |  | 0.3 |
Adjusted weighted-average shares outstanding |  |  |  |  | 225.5 |  |  | 226.3 |
Earnings per share | $ | 9.89 |  |  | $ | 8.35 |  |  | $ | 9.88 |  |  | $ | 8.34 |

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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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