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Profit Per Share (Tables) | 9 Months Ended
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Sep. 30, 2025
Earnings Per Share Reconciliation [Abstract] |
Computations of profit per share |
Computations of profit per share: | Three Months Ended September 30, |  | Nine Months Ended September 30,
(Dollars in millions except per share data) | 2025 |  | 2024 |  | 2025 |  | 2024
Profit for the period (A) 1 | $ | 2,300 |  |  | $ | 2,464 |  |  | $ | 6,482 |  |  | $ | 8,001 |
Determination of shares (in millions): |  |  |  |  |  |  |
Weighted-average number of common shares outstanding (B) | 468.6 |  | 484.2 |  | 471.3 |  | 489.0
Shares issuable on exercise of stock awards, net of shares assumed to be purchased out of proceeds at average market price | 2.2 |  | 2.5 |  | 2.1 |  | 2.7
Average common shares outstanding for fully diluted computation (C) 2 | 470.8 |  | 486.7 |  | 473.4 |  | 491.7
Profit per share of common stock: |  |  |  |  |  |  |
Basic (A/B) | $ | 4.91 |  |  | $ | 5.09 |  |  | $ | 13.76 |  |  | $ | 16.36 |
Diluted (A/C) 2 | $ | 4.88 |  |  | $ | 5.06 |  |  | $ | 13.69 |  |  | $ | 16.27 |
Shares outstanding as of September 30, (in millions) |  |  |  |  | 468.0 |  |  | 482.8 |
1 Profit attributable to common shareholders. |  |  |  |  |  |  |
2 Diluted by assumed exercise of stock-based compensation awards using the treasury stock method.

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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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