| In millions, except per share items | Sep-30-13 | Jun-30-13 | Mar-31-13 | Dec-31-12 | Sep-30-12 | Jun-30-12 | Mar-31-12 | Dec-31-11 |
| | 10-Q | 10-Q | 10-Q | 10-K | 10-Q | 10-Q | 10-Q | 10-K |
| Revenues: |
| Natural gas | 11.4 | 12.0 | | 11.3 | 8.9 | 6.7 | | 8.2 |
| Other | 7.4 | 18.9 | | 6.1 | 0.5 | 7.2 | | 2.9 |
| Total revenues [+] | 18.8 | 30.9 | 11.3 | 17.4 | 9.4 | 13.9 | 9.2 | 11.1 |
| Oil & gas sales | 23.8 | 23.4 | | 18.9 | 14.8 | 11.1 | | 9.8 |
| Net interest income | -3.4 | | | | 0.0 | | | |
| Revenue growth [+] | 99.5% | 122.2% | 23.1% | 57.3% | -21.4% | 54.4% | 12.6% | 64.8% |
| Natural gas | 28.0% | 80.2% | | 38.1% | 3.4% | -10.8% | | -10.4% |
| Cost of goods sold [+] | 4.6 | 3.3 | 3.7 | 2.7 | 2.6 | 2.8 | 4.1 | 3.8 |
| Lease costs | 2.2 | 2.2 | | 1.4 | 0.8 | 1.6 | | 2.7 |
| Direct taxes | 1.3 | | | | 0.6 | | | |
| Natural gas midstream costs | 1.1 | 1.1 | | 1.3 | 1.3 | 1.2 | | 1.1 |
| Gross profit | 14.2 | 27.6 | 7.5 | 14.8 | 6.8 | 11.1 | 5.0 | 7.2 |
| Gross margin | 75.5% | 89.4% | 66.7% | 84.7% | 72.0% | 80.0% | 54.8% | 65.4% |
| Selling, general and administrative [+] | 4.0 | 5.0 | 3.0 | 2.9 | 3.0 | 3.2 | 3.2 | 2.8 |
| General and administrative | 4.0 | 5.0 | 3.0 | 2.9 | 3.0 | 3.2 | 3.2 | 2.8 |
| Other operating expenses | 0.1 | 1.3 | 5.4 | 0.9 | 0.1 | 73.3 | 5.7 | 0.4 |
| EBITDA [+] | 10.1 | 21.4 | 4.5 | 10.9 | 3.7 | -65.3 | 1.9 | 4.1 |
| EBITDA growth | 169.4% | -132.8% | 144.0% | 167.8% | -26.9% | -2157.4% | -16.1% | 1190.8% |
| EBITDA margin | 53.6% | 69.2% | 40.1% | 62.7% | 39.7% | -469.2% | 20.2% | 36.8% |
| Depreciation and amortization | 8.5 | 7.6 | 5.4 | 5.7 | 7.1 | 7.0 | 5.7 | 4.4 |
| EBIT [+] | 1.6 | 13.8 | -0.8 | 5.2 | -3.4 | -72.3 | -3.8 | -0.3 |
| EBIT growth | -148.0% | -119.1% | -77.7% | -1642.6% | -336.7% | -39381.5% | 99.4% | -88.4% |
| EBIT margin | 8.6% | 44.7% | -7.5% | 30.1% | -35.9% | -519.2% | -41.5% | -3.1% |
| Non-recurring items [+] | | | 1.0 | | 78.1 | | 1.3 | |
| Asset impairment | | | | | 78.1 | | | |
| Legal settlement | | | 1.0 | | | | 1.3 | |
| Interest expense, net [+] | 3.4 | 3.5 | 0.6 | 0.2 | 0.0 | 0.0 | 0.0 | 0.0 |
| Interest expense | 3.4 | 3.5 | 0.6 | 0.2 | 0.0 | 0.0 | 0.0 | 0.0 |
| Interest income | 0.0 | 0.0 | | 0.0 | 0.0 | 0.0 | | 0.0 |
| Other income (expense), net [+] | 0.0 | 43.7 | 0.0 | | 0.0 | 0.0 | 0.0 | 0.0 |
| Gain (loss) on derivative instruments | -5.0 | 7.5 | | -1.4 | -5.4 | 2.8 | | 1.3 |
| Gain (loss) on foreign currency transactions | 0.0 | 0.0 | | | 0.0 | 0.0 | | 0.0 |
| Pre-tax income | -1.8 | 54.0 | -2.5 | 5.1 | -81.5 | -72.3 | -5.1 | -0.4 |
| Income taxes | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Tax rate | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% |
| Net income | -3.9 | 51.8 | -2.5 | 2.9 | -83.5 | -74.0 | -5.1 | -1.0 |
| Net margin | -20.9% | 167.6% | -21.8% | 16.8% | -883.8% | -531.8% | -55.4% | -8.7% |
| |
| Basic EPS [+] | ($0.07) | $0.83 | ($0.04) | $0.05 | ($1.31) | ($1.17) | ($0.08) | ($0.02) |
| Growth | -94.8% | -171.3% | -52.0% | -400.2% | -8283.4% | -58481.0% | 160.9% | -74.0% |
| Diluted EPS [+] | ($0.07) | $0.81 | ($0.04) | $0.05 | ($1.31) | ($1.17) | ($0.08) | ($0.02) |
| Growth | -94.8% | -169.7% | -52.0% | -400.2% | -8361.6% | -59025.6% | 160.9% | -74.0% |
| |
| Shares outstanding (basic) [+] | 57.4 | 62.4 | 63.9 | 63.5 | 63.6 | 63.5 | 63.3 | 63.0 |
| Growth | -9.8% | -1.8% | 0.8% | 0.8% | 0.6% | 0.6% | 0.5% | 26.5% |
| Shares outstanding (diluted) [+] | 57.4 | 63.8 | 63.9 | 63.5 | 63.6 | 63.5 | 63.3 | 63.0 |
| Growth | -9.8% | 0.4% | 0.8% | 0.8% | -0.4% | -0.3% | 0.5% | 26.5% |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |