Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
CURRENT ASSETS
Cash and cash equivalents	$ 12,056	$ 5,959
Accounts receivable	77,402	119,332
Assets held for sale	1,047
Other current assets	35,509	8,639
Total current assets	126,014	133,930
Oil and natural gas properties, successful efforts method:
Unproved properties	508,576	482,475
Proved oil and gas properties, net	1,251,105	807,583
Other property and equipment, net	11,226	6,300
Total property and equipment, net	1,770,907	1,296,358
OTHER NONCURRENT ASSETS
Other assets	7,616	3,481
Operating lease right-of-use assets	36,975
Assets held for sale	9,665
TOTAL ASSETS	1,951,177	1,433,769
CURRENT LIABILITIES
Accounts payable	119,907	116,735
Accrued capital expenditures	43,500	12,979
Accrued liabilities	53,866	56,909
Accrued interest payable	21,308	21,661
Liabilities associated with assets held for sale	2,815
Operating lease liability	12,666
Total current liabilities	254,062	208,284
NONCURRENT LIABILITIES
Debt, net of unamortized discount and debt issuance costs	500,541	497,778
Revolving credit facility	130,000	32,500
Asset retirement obligations	29,877	7,110
Other liabilities	8,029	611
Operating lease liability	24,569
Liabilities associated with assets held for sale	7,013
Total liabilities	954,091	746,283
COMMITMENTS AND CONTINGENCIES
STOCKHOLDERS' EQUITY
Preferred stock, 50,000,000 authorized, no shares issued and outstanding
Common stock, $0.01 par value, 1,000,000,000 authorized, 35,770,934 and 20,169,063 shares issued and outstanding, respectively	383	3,043
Additional paid in capital	2,352,309	2,065,119
Treasury stock, shares at cost; 2,508,485 and 1,747,624 shares, respectively	(10,049)	(3,357)
Accumulated deficit	(1,345,557)	(1,377,319)
Total stockholders’ equity	997,086	687,486
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 1,951,177	$ 1,433,769