| In millions, except per share items | Dec-31-21 | Dec-31-20 | Dec-31-19 | Dec-31-18 | Dec-31-17 | Dec-31-16 | Dec-31-15 | Dec-31-14 |
| | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| Revenues: |
| Corporate and Other | | | | | | 0.3 | | |
| Gabon | | | | | | 59.5 | | |
| Total revenues | 199.1 | 67.2 | 84.5 | 104.9 | 77.0 | 59.8 | 80.4 | 127.7 |
| Revenue growth | 196.3% | -20.5% | -19.5% | 36.2% | 28.8% | -25.7% | -37.0% | -24.6% |
| Cost of goods sold | 119.5 | 62.1 | 58.9 | 54.0 | 57.0 | 38.5 | 4.3 | 3.9 |
| Gross profit | 79.5 | 5.0 | 25.6 | 50.9 | 20.0 | 21.3 | 76.1 | 123.8 |
| Gross margin | 40.0% | 7.5% | 30.3% | 48.5% | 26.0% | 35.6% | 94.7% | 96.9% |
| Selling, general and administrative [+] | | 30.6 | | | 0.0 | 9.6 | 12.3 | 12.1 |
| General and administrative | 0.0 | | 0.0 | 0.0 | | 9.6 | 12.3 | 12.1 |
| Other operating expenses [+] | 19.3 | -36.7 | 4.5 | -4.0 | -0.7 | 9.1 | 52.6 | 43.9 |
| Exploration expenses | | | | | 0.0 | 0.0 | 10.4 | 13.7 |
| EBITDA [+] | 81.3 | 20.5 | 28.2 | 60.5 | 27.2 | 2.6 | 11.2 | 67.8 |
| EBITDA growth | 297.0% | -27.4% | -53.4% | 122.6% | 936.4% | -76.6% | -83.5% | -28.0% |
| EBITDA margin | 40.8% | 30.5% | 33.3% | 57.7% | 35.3% | 4.4% | 13.9% | 53.1% |
| Depreciation and amortization | 21.1 | 9.4 | 7.1 | 5.6 | 6.5 | 6.9 | 33.0 | 20.1 |
| EBIT [+] | 60.2 | 11.1 | 21.1 | 54.9 | 20.7 | -4.3 | -21.8 | 47.7 |
| EBIT growth | 442.9% | -47.4% | -61.6% | 164.9% | -581.7% | -80.2% | -145.6% | -38.2% |
| EBIT margin | 30.2% | 16.5% | 25.0% | 52.3% | 26.9% | -7.2% | -27.1% | 37.4% |
| Non-recurring items [+] | | 30.6 | | | | 0.1 | 81.3 | 98.3 |
| Asset impairment | | 30.6 | | | | 0.1 | 81.3 | 98.3 |
| Interest expense, net [+] | | | | | 0.0 | 0.0 | 1.3 | -0.1 |
| Interest expense | | | | | | 2.6 | 1.3 | |
| Interest income | | | | | 0.0 | 0.0 | | 0.1 |
| Other income (expense), net [+] | -0.4 | -0.9 | -0.1 | 0.6 | -0.1 | -2.0 | -1.5 | -0.7 |
| Other | -0.4 | -0.9 | -0.1 | 0.6 | -0.1 | -2.0 | -1.5 | -0.7 |
| Pre-tax income | 59.8 | -20.4 | 21.0 | 55.5 | 20.7 | -9.0 | -106.0 | -51.3 |
| Income taxes | -22.2 | 27.7 | 23.9 | -43.3 | 10.4 | 9.2 | 14.6 | 22.5 |
| Tax rate | | | 113.5% | | 50.3% | | | |
| Earnings from continuing ops | 81.8 | -48.2 | 2.6 | 98.2 | 9.7 | -10.0 | -82.5 | -70.0 |
| Earnings from discontinued ops | -0.1 | -0.1 | 5.4 | -0.5 | -0.6 | -8.3 | -38.1 | -3.8 |
| Net income | 81.8 | -48.2 | 2.6 | 98.2 | 9.7 | -18.3 | -120.6 | -73.8 |
| Net margin | 41.1% | -71.7% | 3.0% | 93.6% | 12.5% | -30.6% | -149.9% | -57.8% |
| |
| Basic EPS [+] | $1.41 | ($0.84) | $0.04 | $1.66 | $0.16 | ($0.17) | ($1.41) | ($1.22) |
| Growth | -268.0% | -2030.4% | -97.4% | 908.7% | -196.1% | -87.9% | 15.7% | -262.6% |
| Diluted EPS [+] | $1.39 | ($0.84) | $0.04 | $1.64 | $0.16 | ($0.17) | ($1.41) | ($1.22) |
| Growth | -266.5% | -2030.4% | -97.4% | 896.2% | -196.1% | -87.9% | 15.7% | -264.4% |
| |
| Shares outstanding (basic) [+] | 58.2 | 57.6 | 59.1 | 59.2 | 58.7 | 58.4 | 58.3 | 57.2 |
| Growth | 1.1% | -2.6% | -0.2% | 0.9% | 0.6% | 0.2% | 1.9% | -0.1% |
| Shares outstanding (diluted) [+] | 58.8 | 57.6 | 59.1 | 60.0 | 58.7 | 58.4 | 58.3 | 57.2 |
| Growth | 2.0% | -2.6% | -1.4% | 2.2% | 0.6% | 0.2% | 1.9% | -1.2% |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |