Common Share Repurchases (Details) $ / shares in Units, $ in Millions |
3 Months Ended | 9 Months Ended |
|---|---|---|
|
Sep. 30, 2025
USD ($)
$ / shares
shares
|
Sep. 30, 2025
USD ($)
$ / shares
shares
|
|
| Treasury Stock Transactions, Excluding Value of Shares Reissued [Abstract] | ||
| Number of shares repurchased under share repurchase authorization (in shares) | shares | 2,300,000 | 5,100,000 |
| Cost of shares repurchased under share repurchase authorization | $ 625 | $ 1,380 |
| Average cost per share repurchased under share repurchase authorization (in dollars per share) | $ / shares | $ 271.76 | $ 268.28 |
| Number of shares acquired to cover tax withholding costs and exercise costs (in shares) | shares | 10,402 | 700,000 |
| Cost of shares acquired to cover tax withholding costs and exercise costs | $ 3 | $ 168 |
| Remaining capacity under share repurchase authorization | $ 3,670 | $ 3,670 |