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Leases (Notes) | 12 Months Ended
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Dec. 31, 2024
Leases [Abstract] |
Leases: Lessee | 16. Leases Following are components of our lease cost:
| Year Ended December 31,
| 2024 |  | 2023 |  | 2022
| (In millions)
Operating leases | $ | 80 |  |  | $ | 71 |  |  | $ | 62 |
Short-term and variable leases | 131 |  |  | 127 |  |  | 101 |
Total lease cost | $ | 211 |  |  | $ | 198 |  |  | $ | 163 |
Other information related to our operating leases are as follows:
| Year Ended December 31,
| 2024 |  | 2023 |  | 2022
| (In millions, except lease term and discount rate)
Operating cash flows from operating leases | $ | (170) |  |  | $ | (157) |  |  | $ | (132) |
Investing cash flows from operating leases | (41) |  |  | (41) |  |  | (31) |
ROU assets obtained in exchange for operating lease obligations, net of retirements | 36 |  |  | 56 |  |  | 22 |
Amortization of ROU assets | 68 |  |  | 58 |  |  | 50 |
Weighted average remaining lease term | 8.15 years |  | 8.72 years |  | 9.8 years
Weighted average discount rate | 4.84 | % |  | 4.59 | % |  | 4.26 | %
Amounts recognized in the accompanying consolidated balance sheets are as follows:
|  | December 31,
Lease Activity(a) | Balance sheet location | 2024 |  | 2023
|  | (In millions)
ROU assets | Deferred charges and other assets | $ | 253 |  |  | $ | 285 |
Short-term lease liability | Other current liabilities | 60 |  |  | 55 |
Long-term lease liability | Other long-term liabilities and deferred credits | 193 |  |  | 230 |
(a)We have immaterial financing leases recorded as of December 31, 2024 and 2023. Operating lease liabilities under non-cancellable leases (excluding short-term leases) as of December 31, 2024 are as follows:
Year | Commitment
| (In millions)
2025 | $ | 72 |
2026 | 48 |
2027 | 36 |
2028 | 25 |
2029 | 23 |
Thereafter | 122 |
Total lease payments | 326 |
Less: Interest | (73) |
Present value of lease liabilities | $ | 253 |
Short-term lease costs are not material to us and are anticipated to be similar to the current year short-term lease expense outlined in this disclosure.

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- Definition The entire disclosure for operating leases of lessee. Includes, but is not limited to, description of operating lease and maturity analysis of operating lease liability. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/842-20/tableOfContent + Details
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