Supplemental Cash Flow Information (Tables)

6 Months Ended

Jun. 30, 2022

Supplemental Cash Flow Information [Abstract]

Schedule of cash flows, supplemental disclosures

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

	Six Months Ended June 30,
	2022		2021
Increase in current assets:
Receivables, net	$	(4,163)	$	(3,069)
Inventories	(1,056)		(47)
Prepaid expenses and other	(108)		(103)
Increase (decrease) in current liabilities:
Accounts payable	4,240		3,979
Accrued expenses	(126)		284
Taxes other than income taxes payable	133		162
Income taxes payable	952		45
Changes in current assets and current liabilities	$	(128)	$	1,251

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

	Six Months Ended June 30,
	2022		2021
Interest paid in excess of amount capitalized, including interest on finance leases	$	291	$	290
Income taxes paid (refunded), net	916		(882)

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

	Six Months Ended June 30,
	2022				2021
	Operating Leases		Finance Leases		Operating Leases		Finance Leases
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows	$	196	$	39	$	199	$	35
Financing cash flows	—		86		—		63
Changes in lease balances resulting from new and modified leases	92		164		315		46