| 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 | | | | | | | | 33.4 |
| Other | 43.7 | 36.8 | | 23.0 | 19.8 | 22.7 | | 5.9 |
| Total revenues [+] | 78.5 | 69.1 | 52.1 | 49.9 | 43.6 | 46.2 | 41.3 | 40.2 |
| Oil & gas sales | 66.2 | 57.2 | | 44.8 | 35.7 | 30.5 | | 37.9 |
| Net interest income | -3.4 | | | | 0.0 | | | |
| Revenue growth | 80.0% | 49.6% | 26.2% | 24.1% | 21.5% | 21.4% | 18.7% | -5.9% |
| Cost of goods sold [+] | 14.3 | 12.4 | 11.9 | 12.2 | 13.4 | 14.3 | 14.5 | 13.1 |
| Lease costs | 5.8 | 4.4 | | 3.8 | 5.0 | 6.6 | | 8.6 |
| Direct taxes | 1.3 | | | | 0.6 | | | |
| Natural gas midstream costs | 3.5 | 3.7 | | 3.8 | 3.7 | 3.5 | | 4.5 |
| Gross profit | 64.1 | 56.7 | 40.2 | 37.7 | 30.2 | 31.9 | 26.8 | 27.1 |
| Gross margin | 81.8% | 82.1% | 77.2% | 75.5% | 69.2% | 69.1% | 64.9% | 67.4% |
| Selling, general and administrative [+] | 14.9 | 13.9 | 12.1 | 12.2 | 12.1 | 12.2 | 11.6 | 11.4 |
| General and administrative | 14.9 | 13.9 | 12.1 | 12.2 | 12.1 | 12.2 | 11.6 | 11.4 |
| Other operating expenses | 7.7 | 7.6 | 79.6 | 79.9 | 79.4 | 79.6 | 6.6 | 1.2 |
| EBITDA [+] | 46.9 | 40.6 | -46.1 | -48.8 | -55.6 | -54.3 | 14.2 | 14.6 |
| EBITDA growth | -184.4% | -174.8% | -424.2% | -434.6% | -614.2% | 574.0% | -212.9% | -355.3% |
| EBITDA margin | 59.8% | 58.8% | -88.6% | -97.7% | -127.6% | -117.5% | 34.5% | 36.2% |
| Depreciation and amortization | 27.1 | 25.8 | 25.1 | 25.4 | 24.2 | 20.7 | 16.8 | 15.2 |
| EBIT [+] | 19.8 | 14.8 | -71.3 | -74.2 | -79.8 | -75.0 | -2.5 | -0.6 |
| EBIT growth | -124.8% | -119.8% | 2721.5% | 11662.9% | 2383.9% | 256.0% | -89.6% | -95.8% |
| EBIT margin | 25.3% | 21.5% | -136.9% | -148.6% | -183.1% | -162.4% | -6.1% | -1.6% |
| Non-recurring items [+] | | | 79.1 | | 79.3 | | 1.3 | |
| Asset impairment | | | | | 78.1 | | | |
| Legal settlement | | | 1.0 | | | | 1.3 | |
| Interest expense, net [+] | 7.8 | 4.4 | 0.8 | 0.3 | 0.1 | 0.1 | 0.1 | 0.1 |
| Interest expense | 7.8 | 4.4 | 0.9 | 0.3 | 0.1 | 0.1 | 0.1 | 0.1 |
| Interest income | 0.0 | 0.0 | | 0.0 | 0.0 | 0.0 | | 0.0 |
| Other income (expense), net [+] | 43.7 | 43.7 | 0.0 | | 0.0 | 0.0 | 0.0 | 0.0 |
| Gain (loss) on derivative instruments | 1.0 | 0.6 | | -4.0 | -1.3 | 6.5 | | 2.3 |
| Gain (loss) on foreign currency transactions | 0.0 | 0.0 | | | 0.0 | 0.0 | | 0.0 |
| Pre-tax income | 54.8 | -24.9 | -151.2 | -153.8 | -159.2 | -76.3 | -3.9 | -0.7 |
| 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 | 48.4 | -31.1 | -157.0 | -159.6 | -163.5 | -79.1 | -4.9 | -1.8 |
| Net margin | 61.7% | -45.1% | -301.7% | -319.6% | -375.1% | -171.3% | -11.9% | -4.4% |
| |
| Basic EPS [+] | $0.78 | ($0.49) | ($2.47) | ($2.51) | ($2.58) | ($1.25) | ($0.08) | ($0.03) |
| Growth | -130.3% | -60.7% | 3079.3% | 8891.8% | 4027.5% | 232.3% | -82.8% | -89.0% |
| Diluted EPS [+] | $0.78 | ($0.49) | ($2.47) | ($2.51) | ($2.58) | ($1.25) | ($0.08) | ($0.03) |
| Growth | -130.2% | -60.8% | 3094.3% | 8934.3% | 4048.1% | 232.3% | -82.9% | -89.0% |
| |
| Shares outstanding (basic) [+] | 61.8 | 63.4 | 63.6 | 63.5 | 63.4 | 63.3 | 63.2 | 63.1 |
| Growth | -2.5% | 0.1% | 0.7% | 0.6% | 6.0% | 12.4% | 19.8% | 28.1% |
| Shares outstanding (diluted) [+] | 62.1 | 63.7 | 63.6 | 63.5 | 63.4 | 63.4 | 63.5 | 63.4 |
| Growth | -1.9% | 0.4% | 0.3% | 0.2% | 5.4% | 12.4% | 20.3% | 28.4% |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |