Annual report pursuant to Section 13 and 15(d)

Condensed Consolidating Financial Information - Condensed Consolidating Balance Sheets (Details)

v3.3.1.900
Condensed Consolidating Financial Information - Condensed Consolidating Balance Sheets (Details) - USD ($)
$ in Thousands
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Current assets:        
Cash and cash equivalents $ 112,974 $ 142,340 $ 458,956 $ 167,088
Accounts receivable—oil and gas 71,872 103,858    
Accounts receivable - related parties 16 46    
Accounts receivable - intercompany 0 0    
Prepaid expenses and other current assets 3,905 3,714    
Deferred tax asset 74,925 0    
Short-term derivative instruments 142,794 78,391    
Total current assets 331,561 328,349    
Property and equipment:        
Oil and natural gas properties 5,424,342 3,923,154    
Other property and equipment 33,171 18,344    
Accumulated depletion, depreciation, amortization and impairment (2,829,110) (1,050,879)    
Property and equipment, net 2,628,403 2,890,619    
Other assets:        
Carrying Value 242,393 369,581    
Long-term derivative instruments 51,088 24,448    
Deferred tax asset 74,925      
Other assets 6,364 6,476    
Total other assets 374,770 400,505    
Total assets 3,334,734 3,619,473    
Current liabilities:        
Accounts payable and accrued liabilities 265,128 371,410    
Accounts payable - intercompany 0 0    
Asset retirement obligation—current 75 75    
Short-term derivative instruments 437 0    
Deferred tax liability 50,697 27,070    
Current maturities of long-term debt 179 168    
Total current liabilities 316,516 398,723    
Long-term derivative instrument 6,935 0    
Asset retirement obligation—long-term 26,362 17,863    
Deferred tax liability 0 203,195    
Long-term debt, net of current maturities 946,084 703,396    
Total liabilities 1,295,897 1,323,177    
Stockholders’ equity:        
Common stock 1,082 856    
Paid-in capital 2,824,303 1,828,602    
Accumulated other comprehensive loss (55,177) (26,675)    
Retained (deficit) earnings (731,371) 493,513    
Total stockholders’ equity 2,038,837 2,296,296 2,050,238 1,126,408
Total liabilities and stockholders’ equity 3,334,734 3,619,473    
Parent        
Current assets:        
Cash and cash equivalents 112,494 141,535 451,431 165,293
Accounts receivable—oil and gas 72,241 103,762    
Accounts receivable - related parties 16 46    
Accounts receivable - intercompany 326,475 45,222    
Prepaid expenses and other current assets 3,905 3,714    
Short-term derivative instruments 142,794 78,391    
Total current assets 657,925 372,670    
Property and equipment:        
Oil and natural gas properties 5,108,258 3,887,874    
Other property and equipment 33,128 18,301    
Accumulated depletion, depreciation, amortization and impairment (2,829,081) (1,050,855)    
Property and equipment, net 2,312,305 2,855,320    
Other assets:        
Carrying Value 231,892 360,238    
Long-term derivative instruments 51,088 24,448    
Deferred tax asset 74,925      
Other assets 6,364 6,476    
Total other assets 364,269 391,162    
Total assets 3,334,499 3,619,152    
Current liabilities:        
Accounts payable and accrued liabilities 264,893 371,089    
Accounts payable - intercompany 0 0    
Asset retirement obligation—current 75 75    
Short-term derivative instruments 437      
Deferred tax liability 50,697 27,070    
Current maturities of long-term debt 179 168    
Total current liabilities 316,281 398,402    
Long-term derivative instrument 6,935      
Asset retirement obligation—long-term 26,362 17,863    
Deferred tax liability   203,195    
Long-term debt, net of current maturities 946,084 703,396    
Total liabilities 1,295,662 1,322,856    
Stockholders’ equity:        
Common stock 1,082 856    
Paid-in capital 2,824,303 1,828,602    
Accumulated other comprehensive loss (55,177) (26,675)    
Retained (deficit) earnings (731,371) 493,513    
Total stockholders’ equity 2,038,837 2,296,296    
Total liabilities and stockholders’ equity 3,334,499 3,619,152    
Guarantors        
Current assets:        
Cash and cash equivalents 479 804 7,525 1,795
Accounts receivable—oil and gas 54 96    
Accounts receivable - related parties 0 0    
Accounts receivable - intercompany 60 27    
Prepaid expenses and other current assets 0 0    
Short-term derivative instruments 0 0    
Total current assets 593 927    
Property and equipment:        
Oil and natural gas properties 316,813 35,990    
Other property and equipment 43 43    
Accumulated depletion, depreciation, amortization and impairment (29) (24)    
Property and equipment, net 316,827 36,009    
Other assets:        
Carrying Value 0 0    
Long-term derivative instruments 0 0    
Deferred tax asset 0      
Other assets 0 0    
Total other assets 0 0    
Total assets 317,420 36,936    
Current liabilities:        
Accounts payable and accrued liabilities 527 321    
Accounts payable - intercompany 326,541 45,143    
Asset retirement obligation—current 0 0    
Short-term derivative instruments 0      
Deferred tax liability 0 0    
Current maturities of long-term debt 0 0    
Total current liabilities 327,068 45,464    
Long-term derivative instrument 0      
Asset retirement obligation—long-term 0 0    
Deferred tax liability   0    
Long-term debt, net of current maturities 0 0    
Total liabilities 327,068 45,464    
Stockholders’ equity:        
Common stock 0 0    
Paid-in capital 322 322    
Accumulated other comprehensive loss 0 0    
Retained (deficit) earnings (9,970) (8,850)    
Total stockholders’ equity (9,648) (8,528)    
Total liabilities and stockholders’ equity 317,420 36,936    
Non-Guarantor        
Current assets:        
Cash and cash equivalents 1 1 0 0
Accounts receivable—oil and gas 0 0    
Accounts receivable - related parties 0 0    
Accounts receivable - intercompany 0 0    
Prepaid expenses and other current assets 0 0    
Short-term derivative instruments 0 0    
Total current assets 1 1    
Property and equipment:        
Oil and natural gas properties 0 0    
Other property and equipment 0 0    
Accumulated depletion, depreciation, amortization and impairment 0 0    
Property and equipment, net 0 0    
Other assets:        
Carrying Value 50,644 180,217    
Long-term derivative instruments 0 0    
Deferred tax asset 0      
Other assets 0 0    
Total other assets 50,644 180,217    
Total assets 50,645 180,218    
Current liabilities:        
Accounts payable and accrued liabilities 0 0    
Accounts payable - intercompany 124 106    
Asset retirement obligation—current 0 0    
Short-term derivative instruments 0      
Deferred tax liability 0 0    
Current maturities of long-term debt 0 0    
Total current liabilities 124 106    
Long-term derivative instrument 0      
Asset retirement obligation—long-term 0 0    
Deferred tax liability   0    
Long-term debt, net of current maturities 0 0    
Total liabilities 124 106    
Stockholders’ equity:        
Common stock 0 0    
Paid-in capital 241,553 227,079    
Accumulated other comprehensive loss (55,177) (26,675)    
Retained (deficit) earnings (135,855) (20,292)    
Total stockholders’ equity 50,521 180,112    
Total liabilities and stockholders’ equity 50,645 180,218    
Eliminations        
Current assets:        
Cash and cash equivalents 0 0 $ 0 $ 0
Accounts receivable—oil and gas (423) 0    
Accounts receivable - related parties 0 0    
Accounts receivable - intercompany (326,535) (45,249)    
Prepaid expenses and other current assets 0 0    
Short-term derivative instruments 0 0    
Total current assets (326,958) (45,249)    
Property and equipment:        
Oil and natural gas properties (729) (710)    
Other property and equipment 0 0    
Accumulated depletion, depreciation, amortization and impairment 0 0    
Property and equipment, net (729) (710)    
Other assets:        
Carrying Value (40,143) (170,874)    
Long-term derivative instruments 0 0    
Deferred tax asset 0      
Other assets 0 0    
Total other assets (40,143) (170,874)    
Total assets (367,830) (216,833)    
Current liabilities:        
Accounts payable and accrued liabilities (292) 0    
Accounts payable - intercompany (326,665) (45,249)    
Asset retirement obligation—current 0 0    
Short-term derivative instruments 0      
Deferred tax liability 0 0    
Current maturities of long-term debt 0 0    
Total current liabilities (326,957) (45,249)    
Long-term derivative instrument 0      
Asset retirement obligation—long-term 0 0    
Deferred tax liability   0    
Long-term debt, net of current maturities 0 0    
Total liabilities (326,957) (45,249)    
Stockholders’ equity:        
Common stock 0 0    
Paid-in capital (241,875) (227,401)    
Accumulated other comprehensive loss 55,177 26,675    
Retained (deficit) earnings 145,825 29,142    
Total stockholders’ equity (40,873) (171,584)    
Total liabilities and stockholders’ equity $ (367,830) $ (216,833)