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v3.7.0.1

Subsequent Events (Condensed Consolidated Balance Sheets - Pro-Forma) (Details) - USD ($) $ in Thousands |  |  | 12 Months Ended |  |
--- | --- | --- | --- | --- | ---
Feb. 17, 2017 | Feb. 14, 2017 | Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014 | Jan. 31, 2016 | Dec. 31, 2013
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items] |  |  |  |  |  |  |
Cash |  |  | $ 212,884 | $ 16,732 |  |  |
Restricted cash |  |  | 1,258 | 44,357 |  | $ 42,100 |
Increase (Decrease) in Restricted Cash |  |  | (43,098) | 43,098 | $ 0 |  |
Oil and natural gas revenues |  |  | 34,154 | 16,616 |  |  |
Joint interest billings |  |  | 19,347 | 16,999 |  |  |
Other |  |  | 5,167 | 10,794 |  |  |
Lease and well equipment inventory |  |  | 3,045 | 2,022 |  |  |
Prepaid expenses and other assets |  |  | 3,327 | 3,203 |  |  |
Total current assets |  |  | 279,182 | 127,007 |  |  |
Evaluated |  |  | 2,408,305 | 2,122,174 |  |  |
Unproved and unevaluated |  |  | 479,736 | 387,504 |  |  |
Other property and equipment |  |  | 160,795 | 86,387 |  |  |
Less accumulated depletion, depreciation and amortization |  |  | (1,864,311) | (1,583,659) |  |  |
Net property and equipment |  |  | 1,184,525 | 1,012,406 |  |  |
Other assets |  |  | 958 | 1,448 |  |  |
Total assets |  |  | 1,464,665 | 1,140,861 | 1,434,490 |  |
Accounts payable |  |  | 4,674 | 10,966 |  |  |
Accrued liabilities |  |  | 101,460 | 92,369 |  |  |
Royalties payable |  |  | 23,988 | 16,493 |  |  |
Amounts due to affiliates |  |  | 8,651 | 5,670 |  |  |
Derivative instruments |  |  | 24,203 | 0 |  |  |
Advances from joint interest owners |  |  | 1,700 | 700 |  |  |
Amounts due to joint ventures |  |  | 4,251 | 2,793 |  |  |
Other current liabilities |  |  | 578 | 161 |  |  |
Total current liabilities |  |  | 169,505 | 136,830 |  |  |
Senior unsecured notes payable |  |  | 573,924 | 391,254 |  |  |
Asset retirement obligations |  |  | 19,725 | 15,166 |  |  |
Derivative instruments |  |  | 751 | 0 |  |  |
Amounts due to joint ventures |  |  | 1,771 | 3,956 |  |  |
Other long-term liabilities |  |  | 7,544 | 2,190 |  |  |
Total long-term liabilities |  |  | 603,715 | 515,072 |  |  |
Commitments and contingencies (Note 13) |  |  |  |  |  |  |
Common stock — $0.01 par value, 120,000,000 shares authorized; 99,518,764 and 85,567,021 shares issued; and 99,511,931 and 85,564,435 shares outstanding, respectively |  |  | 995 | 856 |  |  |
Additional paid-in capital |  |  | 1,325,481 | 1,026,077 |  |  |
Accumulated deficit |  |  | (636,351) | (538,930) |  |  |
Total shareholders' equity |  |  | 690,125 | 488,003 |  |  |
Non-controlling interest in subsidiaries |  |  | 1,320 | 956 |  |  |
Total shareholders’ equity |  |  | 691,445 | 488,959 | $ 866,541 |  | $ 568,924
Total liabilities and shareholders’ equity |  |  | $ 1,464,665 | $ 1,140,861 |  |  |
Ownership percentage |  |  | 100.00% |  |  |  |
Adjustment [Member] |  |  |  |  |  |  |
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items] |  |  |  |  |  |  |
Cash |  |  | $ 164,340 |  |  |  |
Restricted cash |  |  | 9,407 |  |  |  |
Oil and natural gas revenues |  |  | 0 |  |  |  |
Joint interest billings |  |  | 0 |  |  |  |
Other |  |  | 0 |  |  |  |
Lease and well equipment inventory |  |  | 0 |  |  |  |
Prepaid expenses and other assets |  |  | 0 |  |  |  |
Total current assets |  |  | 173,747 |  |  |  |
Evaluated |  |  | 0 |  |  |  |
Unproved and unevaluated |  |  | 0 |  |  |  |
Other property and equipment |  |  | 0 |  |  |  |
Less accumulated depletion, depreciation and amortization |  |  | 0 |  |  |  |
Net property and equipment |  |  | 0 |  |  |  |
Total assets |  |  | 173,747 |  |  |  |
Accounts payable |  |  | 0 |  |  |  |
Accrued liabilities |  |  | 0 |  |  |  |
Royalties payable |  |  | 0 |  |  |  |
Amounts due to affiliates |  |  | 0 |  |  |  |
Derivative instruments |  |  | 0 |  |  |  |
Advances from joint interest owners |  |  | 0 |  |  |  |
Amounts due to joint ventures |  |  | 0 |  |  |  |
Other current liabilities |  |  | 0 |  |  |  |
Total current liabilities |  |  | 0 |  |  |  |
Senior unsecured notes payable |  |  | 0 |  |  |  |
Asset retirement obligations |  |  | 0 |  |  |  |
Derivative instruments |  |  | 0 |  |  |  |
Amounts due to joint ventures |  |  | 0 |  |  |  |
Other long-term liabilities |  |  | 0 |  |  |  |
Total long-term liabilities |  |  | 0 |  |  |  |
Common stock — $0.01 par value, 120,000,000 shares authorized; 99,518,764 and 85,567,021 shares issued; and 99,511,931 and 85,564,435 shares outstanding, respectively |  |  | 0 |  |  |  |
Additional paid-in capital |  |  | 124,871 |  |  |  |
Accumulated deficit |  |  | 0 |  |  |  |
Total shareholders' equity |  |  | 124,871 |  |  |  |
Non-controlling interest in subsidiaries |  |  | 48,876 |  |  |  |
Total shareholders’ equity |  |  | 173,747 |  |  |  |
Total liabilities and shareholders’ equity |  |  | 173,747 |  |  |  |
Pro Forma [Member] |  |  |  |  |  |  |
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items] |  |  |  |  |  |  |
Cash |  |  | 377,224 |  |  |  |
Restricted cash |  |  | 10,665 |  |  |  |
Oil and natural gas revenues |  |  | 34,154 |  |  |  |
Joint interest billings |  |  | 19,347 |  |  |  |
Other |  |  | 5,167 |  |  |  |
Lease and well equipment inventory |  |  | 3,045 |  |  |  |
Prepaid expenses and other assets |  |  | 3,327 |  |  |  |
Total current assets |  |  | 452,929 |  |  |  |
Evaluated |  |  | 2,408,305 |  |  |  |
Unproved and unevaluated |  |  | 479,736 |  |  |  |
Other property and equipment |  |  | 160,795 |  |  |  |
Less accumulated depletion, depreciation and amortization |  |  | (1,864,311) |  |  |  |
Net property and equipment |  |  | 1,184,525 |  |  |  |
Other assets |  |  | 958 |  |  |  |
Total assets |  |  | 1,638,412 |  |  |  |
Accounts payable |  |  | 4,674 |  |  |  |
Accrued liabilities |  |  | 101,460 |  |  |  |
Royalties payable |  |  | 23,988 |  |  |  |
Amounts due to affiliates |  |  | 8,651 |  |  |  |
Derivative instruments |  |  | 24,203 |  |  |  |
Advances from joint interest owners |  |  | 1,700 |  |  |  |
Amounts due to joint ventures |  |  | 4,251 |  |  |  |
Other current liabilities |  |  | 578 |  |  |  |
Total current liabilities |  |  | 169,505 |  |  |  |
Senior unsecured notes payable |  |  | 573,924 |  |  |  |
Asset retirement obligations |  |  | 19,725 |  |  |  |
Derivative instruments |  |  | 751 |  |  |  |
Amounts due to joint ventures |  |  | 1,771 |  |  |  |
Other long-term liabilities |  |  | 7,544 |  |  |  |
Total long-term liabilities |  |  | 603,715 |  |  |  |
Commitments and contingencies (Note 13) |  |  |  |  |  |  |
Common stock — $0.01 par value, 120,000,000 shares authorized; 99,518,764 and 85,567,021 shares issued; and 99,511,931 and 85,564,435 shares outstanding, respectively |  |  | 995 |  |  |  |
Additional paid-in capital |  |  | 1,450,352 |  |  |  |
Accumulated deficit |  |  | (636,351) |  |  |  |
Total shareholders' equity |  |  | 814,996 |  |  |  |
Non-controlling interest in subsidiaries |  |  | 50,196 |  |  |  |
Total shareholders’ equity |  |  | 865,192 |  |  |  |
Total liabilities and shareholders’ equity |  |  | $ 1,638,412 |  |  |  |
San Mateo Midstream [Member] | Corporate Joint Venture [Member] | Subsequent Event [Member] |  |  |  |  |  |  |
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items] |  |  |  |  |  |  |
Restricted cash | $ 10,000 |  |  |  |  |  |
Proceeds received in connection with formation of joint venture | $ 176,400 |  |  |  |  |  |
Ownership percentage | 51.00% |  |  |  |  |  |
San Mateo Midstream [Member] | Corporate Joint Venture [Member] | Subsequent Event [Member] | Five Point [Member] |  |  |  |  |  |  |
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items] |  |  |  |  |  |  |
Proceeds received in connection with formation of joint venture | $ 171,500 |  |  |  |  |  |
Ownership percentage | 49.00% |  |  |  |  |  |
Payments to acquire interest in joint venture | $ 176,400 |  |  |  |  |  |
Fulcrum Delaware Water Resources [Member] | Corporate Joint Venture [Member] | Subsequent Event [Member] |  |  |  |  |  |  |
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items] |  |  |  |  |  |  |
Increase (Decrease) in Restricted Cash | $ (600) | $ (600) |  |  |  |  |
Payments to acquire interest in joint venture |  | $ 2,600 |  |  |  |  |

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