Consolidated Balance Sheets - USD ($) $ in Millions		Dec. 31, 2019	Dec. 31, 2018
Current assets:
Cash and cash equivalents		$ 60	$ 3
Accounts receivable, net of allowance		450	405
Derivative asset, current		57	174
Inventories		41	48
Assets classified as held for sale, current		0	79
Other		39	30
Total current assets		647	739
Long-term investments		48	167
Properties and equipment, net (successful efforts method of accounting)		7,590	7,266
Derivative asset, noncurrent		10	4
Other noncurrent assets		118	27
Total assets		8,413	8,203
Current liabilities:
Accounts payable		556	514
Accrued liabilities and other liabilities		251	178
Derivative liabilities		91	23
Total current liabilities		898	715
Deferred income taxes		290	201
Long-term debt	[1]	2,202	2,485
Derivative liabilities		0	14
Other noncurrent liabilities		508	487
Contingent liabilities and commitments (Note 11)
Stockholders’ equity:
Preferred stock (100 million shares authorized at $0.01 par value; no shares outstanding at December 31, 2019 and 2018)		0	0
Common stock (2 billion shares authorized at $0.01 par value; 416.8 million and 420.6 million shares issued and outstanding at December 31, 2019 and 2018)		4	4
Additional paid-in-capital		7,692	7,734
Accumulated deficit		(3,181)	(3,437)
Stockholders' Equity Attributable to Parent, Total		4,515	4,301
Total liabilities and equity		$ 8,413	$ 8,203

[1] Debt issuance costs related to our Credit Facility are recorded in other noncurrent assets on the Consolidated Balance Sheets.