Condensed Consolidated Statements of Cash Flows - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Operating Activities:
Net (loss) income	$ (689)	$ 97
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Depreciation and amortization	75	62
Gain on sales of assets, net	(62)	(31)
Impairment loss and casualty gain, net	694
Equity in (loss) earnings from investments in affiliates	1	(5)
Loss on foreign currency transactions	2
Other gain, net	(1)	(1)
Share-based compensation expense	2	4
Amortization of deferred financing costs	1	1
Distributions from unconsolidated affiliates	4	6
Deferred income taxes		(1)
Changes in operating assets and liabilities	(40)	(60)
Net cash (used in) provided by operating activities	(13)	72
Investing Activities:
Capital expenditures for property and equipment	(26)	(64)
Proceeds from asset dispositions, net	205	65
Insurance proceeds for property damage claims	1	1
Net cash provided by investing activities	180	2
Financing Activities:
Borrowings under Revolver	1,000
Repayment of debt	(2)
Dividends paid	(136)	(201)
Distributions to noncontrolling interests	(1)	(3)
Tax withholdings on share-based compensation	(6)	(5)
Repurchase of common stock	(66)
Net cash provided by (used in) financing activities	789	(209)
Net increase (decrease) in cash and cash equivalents and restricted cash	956	(135)
Cash and cash equivalents and restricted cash, beginning of period	386	425
Cash and cash equivalents and restricted cash, end of period	1,342	290
Non-cash financing activities:
Dividends declared but unpaid	$ 106	$ 90