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v3.25.4

Capital Structure - Narrative (Details) | 1 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2025 USD ($) director $ / shares shares | Dec. 31, 2025 USD ($) director $ / shares shares | Dec. 31, 2024 USD ($) $ / shares shares | Dec. 31, 2023 USD ($)
Class of Stock [Line Items] |  |  |  |
Long-term debt | $ 7,490,000,000 | $ 7,490,000,000 | $ 8,085,000,000 |
Additional borrowing capacity under credit facility increase provision | 500,000,000 | $ 500,000,000 |  |
Maximum debt to capital ratio allowed under credit facility covenant (as a percent) |  | 37.50% |  |
Interest paid on debt |  | $ 395,000,000 | 395,000,000 | $ 355,000,000
Other liabilities and accrued expenses | $ 258,000,000 | $ 258,000,000 | $ 215,000,000 |
Common stock |  |  |  |
Common stock, shares, issued (in shares) | shares | 900,000,000 | 900,000,000 | 900,000,000 |
Common stock, shares, outstanding (in shares) | shares | 260,000,000 | 260,000,000 | 265,000,000 |
Treasury stock, shares (in shares) | shares | 640,000,000 | 640,000,000 | 635,000,000 |
Reacquired shares (in shares) | shares |  | 6,000,000 |  |
Reissued net shares under equity incentive plans (in shares) | shares |  | 1,000,000 |  |
Preferred stock |  |  |  |
Preferred stock, par value (in dollars per share) | $ / shares | $ 1 | $ 1 | $ 1 |
Noncumulative Perpetual Preferred Stock |  |  |  |
Preferred stock |  |  |  |
Preferred stock, par value (in dollars per share) | $ / shares | 1.00 | 1.00 |  |
Preferred stock, shares liquidation preference (in dollars per share) | $ / shares | 25,000 | 25,000 |  |
Preferred stock, redemption price (in dollars per share) | $ / shares | $ 25,000 | $ 25,000 |  |
Period after occurrence of certain tax and rating agency events in which redemption of debt in whole permissible |  | 90 days |  |
Maximum | Noncumulative Perpetual Preferred Stock |  |  |  |
Preferred stock |  |  |  |
Additional members of the board of directors | director | 2 | 2 |  |
Preferred stock, redemption price (in dollars per share) | $ / shares | $ 25,500 | $ 25,500 |  |
Minimum | Noncumulative Perpetual Preferred Stock |  |  |  |
Preferred stock |  |  |  |
Preferred stock, redemption price (in dollars per share) | $ / shares | $ 25,000 | $ 25,000 |  |
Commercial Paper |  |  |  |
Class of Stock [Line Items] |  |  |  |
Commercial paper maximum borrowing capacity | $ 750,000,000 | $ 750,000,000 |  |
Amount of commercial paper outstanding | 0 | 0 | $ 0 |
Commercial Paper | Revolving Credit Facility |  |  |  |
Class of Stock [Line Items] |  |  |  |
Commercial paper maximum borrowing capacity | 750,000,000 | $ 750,000,000 |  |
Senior Notes | Senior Notes Due 2025 at 0.750 Percent |  |  |  |
Class of Stock [Line Items] |  |  |  |
Repayments of senior debt | $ 600,000,000 |  |  |
Stated interest rate (as a percent) | 0.75% | 0.75% |  |
Subordinated Debentures |  |  |  |
Class of Stock [Line Items] |  |  |  |
Minimum principal outstanding amount for redemption of debt in whole or in part | $ 25,000,000 | $ 25,000,000 |  |
Subordinated Debentures Due January 14, 2023 |  |  |  |
Class of Stock [Line Items] |  |  |  |
Debt instrument, face amount | 500,000,000 | $ 500,000,000 |  |
Interest rate spread overSOFR (as a percent) |  | 3.427% |  |
Subordinated Debentures Due August 14, 2023 |  |  |  |
Class of Stock [Line Items] |  |  |  |
Debt instrument, face amount | $ 800,000,000 | $ 800,000,000 |  |
Interest rate spread overSOFR (as a percent) |  | 3.20% |  |
6.500% Junior Subordinated Debentures, due 2067 |  |  |  |
Class of Stock [Line Items] |  |  |  |
Stated interest rate (as a percent) | 6.50% | 6.50% |  |
Interest rate spread overSOFR (as a percent) |  | 0.26161% |  |
Long-term debt | $ 500,000,000 | $ 500,000,000 |  |
Debentures |  |  |  |
Class of Stock [Line Items] |  |  |  |
Maximum period for deferment of interest payment |  | 10 years |  |
Reserved common stock authorized and unissued for debentures obligations (in shares) | shares |  | 75,000,000 |  |
Floating Rate Subordinated Debentures, due 2053 |  |  |  |
Class of Stock [Line Items] |  |  |  |
Debt instrument, face amount | $ 800,000,000 | $ 800,000,000 |  |
7.45% Senior Notes, due 2019 |  |  |  |
Class of Stock [Line Items] |  |  |  |
Threshold percentage of repurchase or redemption of outstanding principal debentures for non applicability of promises and covenants contained in the new RCC |  | 10.00% |  |
Period within which threshold percentage of outstanding principal of debentures is to be purchased for non applicability of promises and covenants contained in the new RCC |  | 1 year |  |
Specified period within which percentage of outstanding principal of debentures is to be purchased for non applicability of promises and covenants contained in the new RCC |  | 10 years |  |
7.45% Senior Notes, due 2019 | Maximum |  |  |  |
Class of Stock [Line Items] |  |  |  |
Percentage of repurchase or redemption of outstanding principal debentures within specified period for non applicability of promises and covenants contained in the new RCC |  | 25.00% |  |

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