Consolidated Balance Sheets - USD ($)
$ in Thousands
Dec. 31, 2015
Dec. 31, 2014
CURRENT ASSETS:    
Cash and cash equivalents $ 50,074 $ 11,008
Accounts receivable, net of allowance for doubtful accounts of $0, respectively 14,302 30,841
Commodity derivative contracts 15,534 19,687
Prepaid expenses 5,056 2,083
Total current assets 84,966 63,619
Oil and natural gas properties, full cost method of accounting:    
Unproved properties, excluded from amortization 92,609 128,274
Proved properties 1,286,373 1,124,367
Total natural gas and oil properties 1,378,982 1,252,641
Furniture and equipment 3,068 3,010
Total property, plant and equipment 1,382,050 1,255,651
Accumulated depreciation, depletion and amortization (1,053,116) (563,351)
Total property, plant and equipment, net 328,934 692,300
OTHER ASSETS:    
Commodity derivative contracts 9,335 7,815
Deferred charges, net 2,358 2,586
Advances to operators and other assets 331 9,474
Other 4,944 0
Total other assets 16,968 19,875
TOTAL ASSETS 430,868 775,794
CURRENT LIABILITIES:    
Accounts payable 2,029 28,843
Revenue payable 5,985 9,122
Accrued interest 3,730 3,528
Accrued drilling and operating costs 2,010 5,977
Advances from non-operators 167 1,820
Commodity derivative premium payable 3,194 2,481
Asset retirement obligation 89 82
Other accrued liabilities 6,764 3,175
Total current liabilities 23,968 55,028
LONG-TERM LIABILITIES:    
Long-term debt 517,849 360,303
Commodity derivative contracts 451 0
Commodity derivative premium payable 2,788 4,702
Asset retirement obligation 5,997 5,475
Total long-term liabilities $ 527,085 $ 370,480
Commitments and contingencies (Note 14)
STOCKHOLDERS' EQUITY:    
Common stock $ 80 $ 78
Additional paid-in capital 571,947 568,440
Accumulated deficit (692,274) (218,294)
Total stockholders' equity (120,185) 350,286
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY 430,868 775,794
Series A Preferred Stock    
STOCKHOLDERS' EQUITY:    
Preferred stock 41 41
Series B Preferred Stock    
STOCKHOLDERS' EQUITY:    
Preferred stock $ 21 $ 21