CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Dec. 31, 2019	Dec. 31, 2018
Current assets:
Cash and cash equivalents	$ 5	$ 201
Accounts receivable, net	345	581
Derivative assets	278	130
Other current assets	51	44
Total current assets	679	956
Natural gas and oil properties, using the full cost method, including $1,506 million as of December 31, 2019 and $1,755 million as of December 31, 2018 excluded from amortization	25,250	24,180
Other	520	525
Less: Accumulated depreciation, depletion and amortization	(20,503)	(20,049)
Total property and equipment, net	5,267	4,656
Operating lease assets	159
Deferred tax assets	407	0
Other long-term assets	205	185
Total long-term assets	771	185
TOTAL ASSETS	6,717	5,797
Current liabilities:
Accounts payable	525	609
Taxes payable	59	58
Interest payable	51	52
Derivative liabilities	125	79
Current operating lease liabilities	34
Other current liabilities	54	48
Total current liabilities	848	846
Long-term debt	2,242	2,318
Long-term operating lease liabilities	119
Pension and other postretirement liabilities	43	46
Other long-term liabilities	219	225
Total long-term liabilities	2,623	2,589
Commitments and contingencies (Note 10)
Equity:
Common stock, $0.01 par value; 1,250,000,000 shares authorized; issued 585,555,923 shares as of December 31, 2019 and 585,407,107 as of December 31, 2018	6	6
Additional paid-in capital	4,726	4,715
Accumulated deficit	(1,251)	(2,142)
Accumulated other comprehensive loss	(33)	(36)
Common stock in treasury, 44,353,224 shares as of December 31, 2019 and 39,092,537 shares as of December 31, 2018	(202)	(181)
Total equity	3,246	2,362
TOTAL LIABILITIES AND EQUITY	$ 6,717	$ 5,797