CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 107,855	$ 87,022
Accounts receivable
Trade, net	67,042	107,842
Joint interest, net	52,777	16,552
Other	21,697	6,346
Assets from price risk management activities	72,666	8,393
Prepaid assets	45,689	65,877
Other current assets	1,982	1,952
Total current assets	369,708	293,984
Property and equipment:
Proved properties	4,674,529	4,066,260
Unproved properties, not subject to amortization	274,690	194,532
Other property and equipment	32,262	29,843
Total property and equipment	4,981,481	4,290,635
Accumulated depreciation, depletion and amortization	(2,247,009)	(2,065,023)
Total property and equipment, net	2,734,472	2,225,612
Other long-term assets:
Assets from price risk management activities	1,409
Other well equipment inventory	14,458	7,732
Operating lease assets	7,351	7,779
Other assets	47,250	54,375
Total assets	3,174,648	2,589,482
Current liabilities:
Accounts payable	104,151	71,357
Accrued liabilities	184,992	154,816
Accrued royalties	12,772	31,729
Current portion of asset retirement obligations	44,977	61,051
Liabilities from price risk management activities	26,615	19,476
Accrued interest payable	10,603	10,249
Current portion of operating lease liabilities	1,695	1,594
Other current liabilities	22,073	20,180
Total current liabilities	407,878	370,452
Long-term liabilities:
Long-term debt, net of discount and deferred financing costs	997,041	732,981
Asset retirement obligations	387,083	308,427
Liabilities from price risk management activities	7,018	511
Operating lease liabilities	19,228	17,239
Other long-term liabilities	61,847	81,595
Total liabilities	1,880,095	1,511,205
Commitments and contingencies (Note 11)
Stockholders' Equity:
Preferred stock, $0.01 par value; 30,000,000 shares authorized and no shares issued or outstanding as of June 30, 2020 and December 31, 2019
Common stock $0.01 par value; 270,000,000 shares authorized; 68,414,782 and 54,197,004 shares issued and outstanding as of June 30, 2020 and December 31, 2019, respectively	684	542
Additional paid-in capital	1,545,138	1,346,142
Accumulated deficit	(251,269)	(268,407)
Total stockholders' equity	1,294,553	1,078,277
Total liabilities and stockholders' equity	$ 3,174,648	$ 2,589,482