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Supplemental Cash Flow Information | 9 Months Ended
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Sep. 30, 2025
Supplemental Cash Flow Information [Abstract] |
Supplemental Cash Flow Information | SUPPLEMENTAL CASH FLOW INFORMATION The following table provides supplemental disclosure of substantive cash flow information (in millions):
| Nine Months Ended September 30, |  |
| 2025 |  | 2024 |  |
Cash paid during the period for interest on debt, net of amounts capitalized | $ | 575 |  |  | $ | 671 |  |  |
Non-cash investing activities: |  |  |  |  |
Unpaid purchases of property, plant and equipment (1) | 10 |  |  | 20 |  |  |
Right-of-use assets obtained in exchange for lease liabilities: |  |  |  |  |
Operating lease liabilities (2) | 2 |  |  | 3 |  |  |
Finance lease liabilities (3) | — |  |  | 59 |  |  |
(1)Reflects unpaid portion, as of the end of each period, of assets and liabilities recognized during the respective periods. (2)Net of $33 million reclassified from operating leases to finance leases during the nine months ended September 30, 2024, as a result of modifications of the underlying tug vessel leases. (3)Net of $15 million reclassified from finance leases to operating leases during the nine months ended September 30, 2024, as a result of modifications of the underlying tug vessel leases.

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- Definition The entire disclosure for supplemental cash flow activities, including cash, noncash, and part noncash transactions, for the period. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 230 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/230/tableOfContent + Details
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