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Debt (Tables) | 12 Months Ended
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Dec. 31, 2024
Debt Disclosure [Abstract] |
Debt With Interest Rates and Maturities | Debt maturities are presented below:
| December 31,
| 2024 |  | 2023
| ($ in millions)
Notes and debentures, with weighted-average interest rates as of December 31, 2024: |  |  |
4.08% maturing to 2029 | $ | 2,981 |  |  | $ | 2,981 |
4.33% maturing 2030 to 2034 | 2,883 |  |  | 2,883 |
4.28% maturing 2037 to 2064 | 10,847 |  |  | 10,847 |
5.22% maturing 2097 to 2121 | 1,384 |  |  | 1,384 |
Finance leases | 13 |  |  | 17 |
Discounts, premiums, and debt issuance costs | (902) |  |  | (933) |
Total debt | 17,206 |  |  | 17,179 |
Less current maturities and short-term debt | (555) |  |  | (4) |
Long-term debt excluding current maturities and short-term debt | $ | 16,651 |  |  | $ | 17,175 |
Long-term debt maturities subsequent to 2025 are as follows: |  |  |
2026 |  |  | $ | 602 |
2027 |  |  | 621 |
2028 |  |  | 602 |
2029 |  |  | 610 |
2030 and subsequent years |  |  | 14,216 |
Total |  |  | $ | 16,651 |

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- Definition Tabular disclosure of maturity and sinking fund requirement for long-term debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -SubTopic 10 -Topic 470 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481544/470-10-50-1 + Details
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