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Supplemental Cash Flow Information (Tables)

9 Months Ended

Sep. 30, 2018

Supplemental Cash Flow Information [Abstract]

Supplemental cash flow information

	Nine Months Ended September 30,
	2018				2017
	(in millions)
Cash payments for interest, net of amounts capitalized	$	416			$	444
Net cash (receipts) payments for income taxes, net of refunds	(4		)		39
Acquisition of subsidiary common stock included in accrued expenses and other liabilities	—				51
Seller financing secured mortgages resulting from disposition of assets	—				375
Capital expenditures included in accounts payable, accrued expenses and other liabilities	11				8

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