Quarterly report pursuant to Section 13 or 15(d)

Supplemental Cash Flow Information

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Supplemental Cash Flow Information
 3 Months Ended
Mar. 31, 2021
Supplemental Cash Flow Information [Abstract]  
Supplemental Cash Flow Information SUPPLEMENTAL CASH FLOW INFORMATION
The following table provides supplemental disclosure of cash flow information (in millions): 
Three Months Ended March 31,
2021 2020
Cash paid during the period for interest on debt, net of amounts capitalized $ 211  $ 295 
Cash paid for income taxes, net of refunds —  1 

The balance in property, plant and equipment, net funded with accounts payable and accrued liabilities was $360 million and $255 million as of March 31, 2021 and 2020 , respectively.