| In millions, except per share items | Dec-31-22 | Dec-31-21 | Dec-31-20 | Dec-31-19 | Dec-31-18 | Dec-31-17 | Dec-31-15 | Dec-31-14 |
| | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| Revenues: |
| Oil and Natural Gas Sales | 407.8 | 335.8 | 200.9 | 274.6 | 339.8 | | | |
| Oil | 212.5 | 212.5 | 138.3 | 192.9 | 209.1 | | | |
| Natural Gas | 147.8 | 82.4 | 42.6 | 59.3 | 88.3 | | | |
| NGLs | 47.4 | 40.9 | 20.1 | 22.3 | 42.5 | | | |
| Total revenues [+] | 458.5 | 342.9 | 202.1 | 275.6 | 340.1 | 228.8 | 365.1 | 794.2 |
| Natural gas midstream | | | | | | | 38.2 | 87.8 |
| Other | | | | | | | 1.5 | 1.4 |
| Revenue growth [+] | 33.7% | 69.6% | -26.6% | -19.0% | 48.7% | | -54.0% | 69.2% |
| Oil and Natural Gas Sales | 21.4% | 67.1% | -26.8% | -19.2% | | | | |
| Oil | 0.0% | 53.7% | -28.3% | -7.7% | | | | |
| Natural Gas | 79.4% | 93.6% | -28.3% | -32.8% | | | | |
| NGLs | 15.9% | 103.8% | -10.2% | -47.4% | | | | |
| Cost of goods sold | 29.1 | 20.8 | 20.5 | 154.7 | 138.8 | 0.0 | 15.5 | 13.4 |
| Gross profit | 429.3 | 322.1 | 181.6 | 120.9 | 201.3 | 228.8 | 349.6 | 780.8 |
| Gross margin | 93.7% | 93.9% | 89.8% | 43.9% | 59.2% | 100.0% | 95.7% | 98.3% |
| Selling, general and administrative [+] | 63.5 | 47.5 | 40.7 | 74.0 | 63.5 | 29.4 | 38.7 | 48.7 |
| General and administrative [+] | 63.5 | 47.5 | 40.7 | 74.0 | 63.5 | 29.4 | 38.7 | 48.7 |
| General and administrative expenses | 30.2 | 25.3 | 27.8 | 55.3 | 43.1 | 29.4 | 38.7 | 48.7 |
| Operating taxes | 33.3 | 22.3 | 12.9 | 18.7 | 20.4 | | | |
| Other operating expenses [+] | 246.7 | 270.5 | 65.5 | 0.8 | 4.0 | 87.8 | 130.0 | 197.1 |
| Exploration expenses | | | | 0.1 | 3.0 | | | |
| EBITDA [+] | 119.2 | 4.1 | 75.3 | 46.1 | 133.9 | 111.6 | 180.9 | 534.9 |
| EBITDA growth | 2837.8% | -94.6% | 63.3% | -65.5% | 19.9% | | -66.2% | -468.4% |
| EBITDA margin | 26.0% | 1.2% | 37.3% | 16.7% | 39.4% | 48.8% | 49.6% | 67.4% |
| Depreciation and amortization | 24.0 | 28.1 | 40.3 | 55.8 | 52.3 | 65.8 | 198.6 | 269.9 |
| EBIT [+] | 95.3 | -24.0 | 35.0 | -9.7 | 81.5 | 45.8 | -17.7 | 265.0 |
| EBIT growth | -496.8% | -168.5% | -460.4% | -111.9% | 78.0% | | -106.7% | -167.0% |
| EBIT margin | 20.8% | -7.0% | 17.3% | -3.5% | 24.0% | 20.0% | -4.8% | 33.4% |
| Non-recurring items [+] | 23.3 | 1.6 | 476.9 | 2.2 | | 125.3 | 1,626.1 | 4.1 |
| Asset impairment | | | 476.9 | 2.2 | | 125.3 | 1,625.8 | |
| Legal settlement | 12.0 | | | | | | | |
| Loss on contingent liability | 11.3 | 1.6 | | | | | | |
| Interest expense, net [+] | 14.1 | 12.1 | 20.5 | 16.9 | 21.9 | 5.6 | 163.0 | 137.5 |
| Interest expense | 14.1 | 12.1 | 20.5 | 16.9 | 21.9 | 5.6 | 163.1 | 137.5 |
| Interest income | | | | | | 0.0 | 0.1 | |
| Other income (expense), net [+] | -0.1 | 5.6 | -1.7 | -6.3 | -5.0 | | | 0.0 |
| Reorganization items | | 0.0 | -0.6 | -1.1 | -2.1 | | | |
| Gain (loss) on debt retirement | | 5.5 | | | -3.0 | | | |
| Gain (loss) on derivative instruments | | | | | | 3.7 | 41.0 | 139.2 |
| Other non-operating income | | | | | | | | 0.0 |
| Other | 0.1 | 0.1 | 0.1 | -1.1 | 0.2 | | | 0.0 |
| Pre-tax income | 57.8 | -32.1 | -464.1 | -35.1 | 54.6 | -85.1 | -1,806.8 | 123.3 |
| Income taxes | -0.1 | 0.0 | -0.1 | 0.1 | 0.0 | 0.0 | -9.6 | 6.4 |
| Tax rate | | 0.0% | 0.0% | | 0.0% | 0.0% | 0.5% | 5.2% |
| Net income | 55.1 | -32.1 | -464.0 | -35.2 | 54.6 | -85.1 | -1,798.1 | 67.3 |
| Net margin | 12.0% | -9.4% | -229.6% | -12.8% | 16.1% | -37.2% | -492.4% | 8.5% |
| |
| Basic EPS [+] | $1.44 | ($0.84) | ($12.34) | ($1.20) | $2.19 | ($3.39) | ($232.74) | $10.13 |
| Growth | -270.2% | -93.2% | 927.1% | -154.9% | -164.6% | | -2398.6% | -118.5% |
| Diluted EPS [+] | $1.44 | ($0.84) | ($12.34) | ($1.20) | $2.19 | ($3.39) | ($232.74) | $10.13 |
| Growth | -270.2% | -93.2% | 927.1% | -154.9% | -164.6% | | -2398.6% | -118.5% |
| |
| Dividends per share [+] | | | $0.10 | $0.54 | | | | |
| Growth | | -100.0% | -81.4% | | | | | |
| |
| Shares outstanding (basic) [+] | 38.4 | 38.0 | 37.6 | 29.3 | 25.0 | 25.1 | 7.7 | 6.6 |
| Growth | 1.0% | 0.9% | 28.4% | 17.4% | -0.6% | | 16.3% | 1.0% |
| Shares outstanding (diluted) [+] | 38.4 | 38.0 | 37.6 | 29.3 | 25.0 | 25.1 | 7.7 | 6.6 |
| Growth | 1.0% | 0.9% | 28.4% | 17.4% | -0.6% | | 16.3% | 1.0% |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |