Consolidated Statements of Equity (Parenthetical) - USD ($) $ in Millions |
3 Months Ended | |||
|---|---|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| Statement of Stockholders' Equity [Abstract] | ||||
| Common stock, par value (USD per share) | $ 1 | $ 1 | $ 1 | $ 1 |
| Dividends declared per common share (USD per share) | $ 0.97 | $ 0.96 | ||
| Comprehensive income attributable to redeemable noncontrolling interests | $ 100 | $ 77 | ||