| In millions, except per share items | Dec-31-22 | Dec-31-21 | Dec-31-20 | Dec-31-19 | Dec-05-19 | Dec-31-18 | Dec-05-18 | Dec-31-17 |
| | 10-K | 10-K | 10-K | 10-K | 8-K | 10-K | 8-K | 10-K |
| Revenues: |
| Other | | | 0.5 | 0.7 | | 0.7 | | 1.1 |
| Other | | | 114.5 | 266.1 | | 348.7 | | 356.2 |
| Total revenues [+] | 254.3 | 168.9 | 115.0 | 266.8 | 266.8 | 349.4 | 349.4 | 357.3 |
| Other | | | | | 0.7 | | 0.7 | |
| Revenue growth [+] | 50.6% | 46.9% | -56.9% | -23.6% | -23.6% | -2.2% | | -8.9% |
| Other | | | -29.0% | 10.8% | | -38.6% | | |
| Cost of goods sold | 15.9 | 9.9 | 9.6 | 19.4 | 272.6 | 25.4 | 316.0 | 18.2 |
| Gross profit | 238.4 | 159.0 | 105.3 | 247.5 | -5.7 | 324.0 | 33.4 | 339.1 |
| Gross margin | 93.8% | 94.1% | 91.6% | 92.7% | -2.2% | 92.7% | 9.6% | 94.9% |
| Selling, general and administrative [+] | 9.4 | 9.7 | 15.3 | 32.1 | 32.1 | 40.6 | 40.6 | 75.1 |
| General and administrative | 9.4 | 9.7 | 15.3 | 32.1 | 32.1 | 40.6 | 40.6 | 75.1 |
| Equity in earnings | | | | | | | | |
| Other operating expenses | 46.8 | 28.3 | 96.7 | 240.9 | -0.6 | 277.6 | -1.0 | 198.3 |
| EBITDA [+] | 193.7 | 130.3 | 43.7 | 121.4 | 121.4 | 133.1 | 133.1 | 183.7 |
| EBITDA growth | 48.6% | 198.2% | -64.0% | -8.8% | -8.8% | -27.6% | | -189.5% |
| EBITDA margin | 76.2% | 77.2% | 38.0% | 45.5% | 45.5% | 38.1% | 38.1% | 51.4% |
| Depreciation and amortization | 17.9 | 15.4 | 58.1 | 158.6 | 158.6 | 139.3 | 139.3 | 131.9 |
| EBIT [+] | 175.8 | 114.9 | -14.4 | -37.2 | -37.2 | -6.2 | -6.2 | 51.8 |
| EBIT growth | 53.1% | -899.2% | -61.4% | 499.4% | 499.4% | -112.0% | | -125.2% |
| EBIT margin | 69.2% | 68.0% | -12.5% | -13.9% | -13.9% | -1.8% | -1.8% | 14.5% |
| Non-recurring items [+] | 0.4 | 0.8 | 259.1 | 409.6 | 409.6 | 4.2 | 4.2 | 12.2 |
| Asset impairment | | | 256.4 | 409.6 | 409.6 | 4.2 | 4.2 | 4.0 |
| Interest expense, net [+] | -1.8 | 0.4 | 2.0 | 3.0 | 3.0 | 2.8 | 2.8 | 3.9 |
| Interest expense | | 0.4 | 2.0 | 3.0 | 3.0 | 2.8 | 2.8 | 3.9 |
| Interest income | 1.8 | | | | | | | |
| Other income (expense), net [+] | 0.4 | 3.1 | -2.5 | 0.4 | 0.4 | 4.0 | 4.0 | 2.6 |
| Gain (loss) on debt retirement | | | | | | 1.2 | 1.2 | |
| Gain (loss) on derivative instruments | -6.0 | 2.3 | -5.8 | -1.1 | | 17.2 | | -24.1 |
| Other | 0.4 | 3.1 | -2.5 | 0.4 | 0.4 | 2.9 | 2.9 | 2.6 |
| Pre-tax income | 177.6 | 116.7 | -278.0 | -449.3 | -449.3 | -9.1 | -9.1 | 38.3 |
| Income taxes | -64.5 | 0.0 | -0.6 | 0.0 | 0.0 | -0.1 | -0.1 | -8.7 |
| Tax rate | | 0.0% | 0.2% | 0.0% | 0.0% | 0.8% | 0.8% | |
| Net income | 242.2 | 116.7 | -277.4 | -449.3 | -449.3 | -9.1 | -9.1 | 47.1 |
| Net margin | 95.2% | 69.1% | -241.2% | -168.4% | -168.4% | -2.6% | -2.6% | 13.2% |
| |
| Basic EPS [+] | $6.59 | $3.21 | ($7.77) | ($12.68) | ($12.68) | ($0.26) | ($0.26) | $1.45 |
| Growth | 105.5% | -141.3% | -38.7% | 4799.3% | 4799.3% | -117.8% | | -5.8% |
| Diluted EPS [+] | $6.52 | $3.13 | ($7.77) | ($12.68) | ($12.68) | ($0.26) | ($0.26) | $1.44 |
| Growth | 108.1% | -140.3% | -38.7% | 4799.3% | 4799.3% | -118.0% | | -6.5% |
| |
| Shares outstanding (basic) [+] | 36.7 | 36.4 | 35.7 | 35.4 | 35.4 | 35.1 | 35.1 | 32.4 |
| Growth | 1.0% | 2.0% | 0.7% | 1.1% | 1.1% | 8.1% | | -95.5% |
| Shares outstanding (diluted) [+] | 37.2 | 37.3 | 35.7 | 35.4 | 35.4 | 35.1 | 35.1 | 32.7 |
| Growth | -0.3% | 4.4% | 0.7% | 1.1% | 1.1% | 7.3% | | -95.5% |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |