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Supplemental Cash Flow Information (Tables)

12 Months Ended

Dec. 31, 2021

The following provides additional information relating to cash flow activities:


	Year ended December 31,
	2021		2020		2019
	(in millions)
Cash paid during the year for
Interest—net of interest capitalized	$	176	$	184	$	228
Income taxes—net of refunds	430		111		(41)

Supplemental disclosure of noncash investing and financing activities:
Change in capitalized expenditures in accounts payable and accrued expenses	$	(8)	$	1	$	(6)
Change in accrued share repurchases	(1)		—		(33)

Supplemental cash flow information related to leases was as follows:


	Year ended December 31,
	2021		2020		2019
	(in millions)

Operating cash flows - cash paid for amounts included in the measurement of operating lease liabilities	$	97	$	105	$	93




Right-of-use (ROU) assets obtained in exchange for operating lease obligations	80		80		73