Equity and Earnings Per Share - Weighted Average Number of Common and Common Equivalent Shares Used in Calculation of Basic and Diluted Earnings Per Share (Details) - shares shares in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Weighted average shares outstanding: | ||||
| Weighted-average common shares outstanding (used in the calculation of basic earnings (loss) per share) | 654 | 695 | 661 | 704 |
| Potential dilution from stock options and restricted stock and stock units (in shares) | 2 | 1 | 2 | 0 |
| Weighted-average common and common equivalent shares (used in the calculation of diluted earnings (loss) per share) | 656 | 696 | 663 | 704 |
| Antidilutive stock options and restricted stock and stock units excluded from the calculation of diluted earnings per share | 3 | 9 | 3 | 9 |