Capital Stock - Schedule of Cash Dividend Activity (Details) - USD ($) $ / shares in Units, $ in Millions |
3 Months Ended | 9 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|
Sep. 30, 2026 |
Jun. 30, 2026 |
Mar. 31, 2026 |
Sep. 30, 2025 |
Jun. 30, 2025 |
Mar. 31, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
|
| Class of Stock Disclosures [Abstract] | ||||||||
| Cash Dividend per Share (in dollars per share) | $ 1.72 | $ 1.72 | $ 1.72 | $ 1.71 | $ 1.71 | $ 1.71 | ||
| Total | $ 373 | $ 373 | $ 376 | $ 381 | $ 385 | $ 386 | $ 1,122 | $ 1,152 |