CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Sep. 30, 2018	Dec. 31, 2017
Current assets:
Cash and cash equivalents	$ 9	$ 916
Accounts receivable, net	397	428
Derivative assets	104	130
Other current assets	41	35
Current assets held for sale	64
Total current assets	615	1,509
Natural gas and oil properties, using the full cost method, including $1,767 million as of September 30, 2018 and $1,817 million as of December 31, 2017 excluded from amortization	24,880	23,890
Gathering systems	38	1,315
Other	479	564
Less: Accumulated depreciation, depletion and amortization	(19,928)	(19,997)
Total property and equipment, net	5,469	5,772
Other long-term assets	194	240
Long-term assets held for sale	780
TOTAL ASSETS	7,058	7,521
Current liabilities:
Accounts payable	563	533
Taxes payable	32	62
Interest payable	60	70
Dividends payable		27
Derivative liabilities	111	64
Other current liabilities	10	24
Current liabilities held for sale	116
Total current liabilities	892	780
Long-term debt	3,572	4,391
Pension and other postretirement liabilities	50	58
Other long-term liabilities	162	313
Long-term liabilities held for sale	177
Total long-term liabilities	3,961	4,762
Commitments and contingencies (Note 12)
Equity:
Common stock, $0.01 par value; 1,250,000,000 shares authorized; issued 586,174,491 shares as of September 30, 2018 and 512,134,311 as of December 31, 2017	6	5
Preferred stock, $0.01 par value, 10,000,000 shares authorized, 6.25% Series B Mandatory Convertible, $1,000 per share liquidation preference, 1,725,000 shares issued and outstanding as of December 31, 2017, converted to common stock on January 12, 2018
Additional paid-in capital	4,714	4,698
Accumulated deficit	(2,449)	(2,679)
Accumulated other comprehensive loss	(40)	(44)
Common stock in treasury, 4,860,280 shares as of September 30, 2018 and 31,269 shares as of December 31, 2017	(26)	(1)
Total equity	2,205	1,979
TOTAL LIABILITIES AND EQUITY	$ 7,058	$ 7,521