| Net income | -90.07M |
| Depreciation, depletion and amortization | |
| Accretion expense | |
| Gain on acquired assets | |
| Amortization of non-cash debt related items | |
| Amortization of deferred credit | |
| (Gain) loss on early extinguishment of debt | |
| Equity in earnings of Medusa Spar LLC | |
| Deferred income tax expense | -62K |
| Deferred tax asset valuation allowance | |
| Non-cash derivative income due to hedge ineffectiveness | |
| Non-cash charge related to compensation plans | -253K |
| Payments to settle asset retirement obligations | -895K |
| Accounts receivable | -16.44M |
| Other current assets | |
| Current liabilities | |
| Change in gas balancing receivable | |
| Change in gas balancing payable | |
| Change in other long-term liabilities | |
| Change in other assets, net | -1.67M |
| Cash provided by operating activities | |
| Capital expenditures | -122.7M |
| Investment in restricted assets for plugging and abandonment | |
| Proceeds from sale of mineral interest and equipment | |
| Distribution from Medusa Spar LLC | |
| Cash used in investing activities | |
| Payments on senior secured credit facility | |
| Redemption of remaining 9.75% senior notes | |
| Redemption of 13% senior notes | |
| Proceeds from exercise of employee stock options | |
| Issuance of common stock | 722.72M |
| Cash provided by (used in) financing activities | |
| Net change in cash and cash equivalents | 324.66M |
| Balance, beginning of period | 1.22M |
| Less: Cash held by subsidiary deconsolidated at January 1, 2010 | |
| Balance, end of period | 325.89M |