| 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-31-16 | Dec-31-15 |
| | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| Revenues | 719.8 | 594.5 | 275.1 | 292.4 | 310.1 | 236.8 | 124.5 | 103.9 |
| Revenue growth | 21.1% | 116.1% | -5.9% | -5.7% | 31.0% | 90.2% | 19.9% | |
| Cost of goods sold | 370.6 | 245.6 | 197.7 | 212.2 | 198.9 | 172.2 | 134.8 | 114.3 |
| Gross profit | 349.2 | 348.9 | 77.4 | 80.2 | 111.1 | 64.5 | -10.3 | -10.4 |
| Gross margin | 48.5% | 58.7% | 28.1% | 27.4% | 35.8% | 27.3% | -8.3% | -10.0% |
| Selling, general and administrative [+] | 41.2 | 35.2 | 31.5 | 35.0 | 36.2 | 33.1 | 22.9 | 25.5 |
| General and administrative | 41.2 | 35.2 | 31.5 | 35.0 | 36.2 | 33.1 | 22.9 | 25.5 |
| Other operating expenses | 3.8 | 2.8 | 0.0 | 1.1 | | | | |
| EBITDA [+] | 291.0 | 302.3 | 38.5 | 37.8 | 69.6 | 27.1 | -36.6 | -37.9 |
| EBITDA growth | -3.7% | 684.9% | 2.0% | -45.8% | 157.2% | -174.1% | -3.6% | |
| EBITDA margin | 40.4% | 50.8% | 14.0% | 12.9% | 22.5% | 11.4% | -29.4% | -36.5% |
| Depreciation and amortization | 47.9 | 44.9 | 42.8 | 34.3 | 32.4 | 29.4 | 35.6 | 41.0 |
| EBIT [+] | 243.1 | 257.4 | -4.3 | 3.5 | 37.3 | -2.3 | -72.1 | -79.0 |
| EBIT growth | -5.6% | -6135.8% | -223.5% | -90.7% | -1738.4% | -96.8% | -8.7% | |
| EBIT margin | 33.8% | 43.3% | -1.6% | 1.2% | 12.0% | -1.0% | -57.9% | -76.0% |
| Non-recurring items [+] | -9.3 | -4.0 | 0.5 | -6.0 | -0.3 | -2.1 | 129.1 | 56.6 |
| Asset impairment | | | | | | | 129.0 | 50.9 |
| Loss (gain) on sale of assets | -9.3 | -4.0 | 0.5 | -6.0 | -0.3 | -2.1 | 0.1 | 5.7 |
| Interest expense, net [+] | 14.1 | 32.2 | 35.1 | 28.7 | 25.2 | 28.7 | 21.6 | 11.9 |
| Interest expense | 17.0 | 32.3 | 35.4 | 30.6 | 25.7 | 29.4 | 21.8 | 11.9 |
| Interest income | 2.9 | 0.1 | 0.3 | 1.9 | 0.6 | 0.7 | 0.2 | 0.0 |
| Other income (expense), net [+] | 9.7 | -44.3 | 4.8 | -2.4 | 0.1 | -14.9 | -0.1 | -0.5 |
| Gain (loss) on debt retirement | -4.2 | -6.1 | | -2.3 | | -15.0 | | |
| Gain (loss) on derivative instruments | -13.9 | 38.2 | -4.8 | 0.1 | -0.1 | | | |
| Write-off of deferred debt issuance costs | -4.2 | -6.1 | | -2.3 | | -15.0 | | |
| Other | | | | | | 0.0 | -0.7 | -0.8 |
| Pre-tax income | 248.0 | 184.9 | -35.1 | -21.7 | 12.6 | -43.8 | -222.9 | -148.0 |
| Income taxes | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.6 | 0.3 |
| Tax rate | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | | |
| Net income | 248.0 | 184.9 | -35.1 | -21.7 | 12.6 | -43.8 | -223.5 | -148.3 |
| Net margin | 34.5% | 31.1% | -12.7% | -7.4% | 4.1% | -18.5% | -179.5% | -142.8% |
| |
| Basic EPS [+] | $19.09 | $14.91 | ($3.40) | ($2.13) | $1.25 | ($0.63) | ($10.87) | ($78.88) |
| Growth | 28.0% | -538.5% | 59.8% | -270.9% | -296.8% | -94.2% | -86.2% | |
| Diluted EPS [+] | $15.20 | $11.79 | ($3.40) | ($2.13) | $1.23 | ($0.63) | ($10.87) | ($78.88) |
| Growth | 29.0% | -446.6% | 59.8% | -273.6% | -293.6% | -94.2% | -86.2% | |
| |
| Dividends per share [+] | $8.08 | $2.08 | | | | | | |
| Growth | 289.0% | | | | | | | |
| |
| Shares outstanding (basic) [+] | 13.0 | 12.4 | 10.3 | 10.2 | 10.1 | 69.2 | 20.6 | 1.9 |
| Growth | 4.8% | 20.3% | 1.1% | 1.0% | -85.4% | 236.4% | 993.9% | |
| Shares outstanding (diluted) [+] | 16.3 | 15.7 | 10.3 | 10.2 | 10.3 | 69.2 | 20.6 | 1.9 |
| Growth | 4.0% | 52.1% | 1.1% | -0.6% | -85.2% | 236.4% | 993.9% | |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |