Quarterly report pursuant to Section 13 or 15(d)

Supplemental Cash Flow Information

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Supplemental Cash Flow Information
 6 Months Ended
Jun. 30, 2024
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):
Six Months Ended June 30,
2024 2023
Cash paid during the period for interest on debt, net of amounts capitalized $ 405  $ 432 
Non-cash investing activity (1):
 Unpaid purchases of property, plant and equipment, net 23  17 
Right-of-use assets obtained in exchange for lease liabilities:
Operating lease liabilities (2) 36  — 
Finance lease liabilities (3) 74  — 
(1)Reflects unpaid portion, as of the end of each period, of assets and liabilities recognized during the respective periods.
(2)Includes $15 million reclassified from finance leases to operating leases during the six months ended June 30, 2024, as a result of modifications of the underlying tug vessel leases.
(3)Includes $33 million reclassified from operating leases to finance leases during the six months ended June 30, 2024, as a result of modifications of the underlying tug vessel leases.