Supplemental Cash Flow Information (Tables)

6 Months Ended

Jun. 30, 2021

Supplemental Cash Flow Information [Abstract]

Schedule of cash flows, supplemental disclosures

In order to determine net cash provided by operating activities, net loss is adjusted by, among other things, changes in current assets and current liabilities as follows (in millions):

	Six Months Ended June 30,
	2021		2020
Decrease (increase) in current assets:
Receivables, net	$	(3,069)	$	4,177
Inventories	(47)		1,136
Prepaid expenses and other	(103)		56
Increase (decrease) in current liabilities:
Accounts payable	3,979		(5,446)
Accrued expenses	284		(73)
Taxes other than income taxes payable	162		(180)
Income taxes payable	45		(148)
Changes in current assets and current liabilities	$	1,251	$	(478)

Cash flows related to interest and income taxes were as follows (in millions):

	Six Months Ended June 30,
	2021		2020
Interest paid in excess of amount capitalized, including interest on finance leases	$	290	$	250
Income taxes paid (refunded), net	(882)		76

Supplemental cash flow information related to our operating and finance leases was as follows (in millions):

	Six Months Ended June 30,
	2021				2020
	Operating Leases		Finance Leases		Operating Leases		Finance Leases
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows	$	199	$	35	$	216	$	48
Financing cash flows	—		63		—		32
Changes in lease balances resulting from new and modified leases (a)	315		46		163		1,495

________________________

(a)Noncash activity for the six months ended June 30, 2020 primarily included $1.4 billion for a finance lease right-of-use asset and related liability recognized in connection with the terminaling agreement with MVP.