| In millions, except per share items | Dec-31-17 | Dec-31-16 | Dec-31-15 | Dec-31-14 | Dec-31-13 | Dec-31-12 | Dec-31-11 | Dec-31-10 |
| | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| Total revenues [+] | 101.2 | 77.8 | 68.4 | 53.8 | 63.7 | 100.4 | 43.9 | 20.7 |
| Oil & gas sales | 101.2 | 77.8 | 68.4 | 53.8 | 63.7 | | | 20.4 |
| Net interest income | | | | | 8.2 | 25.8 | 6.0 | |
| Other | | | | | | | | 0.2 |
| Revenue growth | 30.0% | 13.7% | 27.1% | -15.5% | -36.5% | 128.6% | 112.7% | 30722.4% |
| Cost of goods sold [+] | 80.2 | 102.5 | 91.1 | 80.3 | 84.4 | 0.0 | 0.0 | 46.0 |
| Lease costs | 80.9 | 94.6 | 90.1 | | | | | 34.0 |
| Oil & gas services costs | -0.7 | 7.9 | 1.0 | | | | | |
| Gross profit | 21.0 | -24.7 | -22.6 | -26.5 | -20.7 | 100.4 | 43.9 | -25.4 |
| Gross margin | 20.7% | -31.7% | -33.1% | -49.1% | -32.5% | 100.0% | 100.0% | -122.9% |
| Selling, general and administrative [+] | 11.1 | 13.8 | 15.9 | 14.3 | 14.5 | | | 13.5 |
| General and administrative | | | | | | 0.0 | 0.0 | 13.5 |
| Other operating expenses [+] | 61.6 | 97.9 | 116.7 | 52.6 | 8.4 | 100.4 | 43.9 | 1.1 |
| Exploration expenses | 4.6 | 39.3 | 16.4 | 14.3 | 5.5 | | | 1.1 |
| EBITDA [+] | 3.7 | -78.3 | -58.0 | -71.7 | -28.9 | | | -39.9 |
| EBITDA growth | -104.7% | 34.9% | -19.1% | 148.3% | | | -100.0% | 254.1% |
| EBITDA margin | 3.6% | -100.6% | -84.8% | -133.2% | -45.3% | 0.0% | 0.0% | -193.4% |
| Depreciation and amortization | 55.3 | 58.1 | 97.2 | 21.6 | 14.6 | | | 4.2 |
| EBIT [+] | -51.7 | -136.3 | -155.2 | -93.3 | -43.5 | 0.0 | 0.0 | -44.1 |
| EBIT growth | -62.1% | -12.2% | 66.3% | 114.4% | | | -100.0% | 287.0% |
| EBIT margin | -51.1% | -175.2% | -226.8% | -173.3% | -68.3% | 0.0% | 0.0% | -213.8% |
| Non-recurring items [+] | 78.9 | 0.6 | 261.2 | | | | | 186.2 |
| Asset impairment | 78.7 | 0.6 | 261.2 | | | | | 186.2 |
| Loss (gain) on sale of assets | 0.1 | | | | | | | |
| Interest expense, net [+] | 27.7 | 21.9 | 18.0 | 4.4 | 0.1 | | | 0.0 |
| Interest expense | 27.7 | 21.9 | 18.0 | 4.4 | 0.1 | | | |
| Interest income | | | | | | | | 0.0 |
| Other income (expense), net [+] | 5.3 | 15.7 | 2.5 | 1.4 | 0.1 | | | 0.0 |
| Gain (loss) on sale of assets | -2.3 | | | | | | | |
| Unrealized gain/loss on derivatives | 0.0 | | | | | | | |
| Gain (loss) on foreign currency transactions | 5.2 | 15.7 | 2.5 | 1.8 | 0.2 | | | |
| Other non-ooperating expenses | | | | | | | | 0.0 |
| Other | | | | -0.4 | -0.1 | | | 0.0 |
| Pre-tax income | -152.9 | -143.2 | -431.9 | -96.3 | -43.5 | 0.0 | 0.0 | -230.4 |
| Income taxes | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.4 |
| Tax rate | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | | | |
| Minority interest | 1.0 | 0.8 | 1.0 | 0.2 | | | | -0.3 |
| Earnings from continuing ops | -151.9 | -142.4 | -430.9 | -96.1 | -43.5 | -29.5 | -24.9 | -230.5 |
| Earnings from discontinued ops | | | | | 0.0 | | | |
| Net income | -151.9 | -142.4 | -430.9 | -96.1 | -43.5 | -29.5 | -24.9 | -230.5 |
| Net margin | -150.1% | -183.0% | -629.8% | -178.4% | -68.3% | -29.4% | -56.7% | -1116.0% |
| |
| Basic EPS [+] | ($0.71) | ($0.67) | ($2.04) | ($0.49) | ($0.30) | | | ($1.95) |
| Growth | 6.0% | -67.1% | 312.8% | 66.1% | | | | 608.4% |
| Diluted EPS [+] | ($0.71) | ($0.67) | ($2.04) | ($0.49) | ($0.30) | | | ($1.95) |
| Growth | 6.0% | -67.1% | 312.8% | 66.1% | | | | 608.4% |
| |
| Shares outstanding (basic) [+] | 213.7 | 212.3 | 211.6 | 194.7 | 146.5 | | | 117.9 |
| Growth | 0.7% | 0.3% | 8.7% | 33.0% | | | | 183.2% |
| Shares outstanding (diluted) [+] | 213.7 | 212.3 | 211.6 | 194.7 | 146.5 | | | 117.9 |
| Growth | 0.7% | 0.3% | 8.7% | 33.0% | | | | 183.2% |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |