| In millions, except per share items | Dec-31-21 | Dec-31-20 | Dec-31-19 | Dec-31-18 | Dec-05-18 | Dec-31-17 | Dec-31-16 | Dec-31-15 |
| | 10-K | 10-K | 10-K | 10-K | 8-K | 10-K | 10-K | 10-K |
| Revenues | 119.9 | 128.9 | 128.5 | 116.4 | 116.4 | 108.2 | 103.0 | 106.8 |
| Revenue growth | -7.0% | 0.3% | 10.4% | 7.6% | | 5.0% | -3.5% | |
| Cost of goods sold | 15.1 | 14.3 | 14.2 | 11.5 | 16.5 | 9.0 | 8.1 | 6.9 |
| Gross profit | 104.8 | 114.6 | 114.3 | 104.9 | 100.0 | 99.1 | 94.9 | 99.9 |
| Gross margin | 87.4% | 88.9% | 88.9% | 90.1% | 85.8% | 91.6% | 92.1% | 93.6% |
| Selling, general and administrative [+] | 5.1 | 3.1 | 3.5 | 5.1 | 18.7 | 1.3 | 0.5 | 0.4 |
| Sales and marketing | 4.3 | 2.4 | 2.8 | 4.6 | | 0.9 | 0.2 | |
| General and administrative [+] | 0.8 | 0.7 | 0.7 | 0.5 | 18.7 | 0.4 | 0.4 | 0.4 |
| General and administrative expenses | | | | | 18.7 | | | |
| Operating taxes | 0.8 | 0.7 | 0.7 | 0.5 | | 0.4 | 0.4 | 0.4 |
| Other selling, general and administrative | 4.3 | 2.4 | 2.8 | 4.6 | | 0.9 | 0.2 | |
| Equity in earnings | -106.5 | -110.8 | -116.7 | -94.4 | -94.4 | -17.9 | | |
| Other operating expenses | 24.7 | 23.6 | 21.7 | 21.8 | 3.3 | 18.7 | 19.5 | 22.1 |
| EBITDA [+] | -37.1 | -27.9 | -32.8 | -21.8 | -16.3 | 55.9 | 72.2 | 75.0 |
| EBITDA growth | 33.0% | -14.9% | 50.5% | -139.0% | | -22.6% | -3.7% | |
| EBITDA margin | -30.9% | -21.6% | -25.5% | -18.7% | -14.0% | 51.7% | 70.1% | 70.2% |
| Depreciation and amortization | -2.8 | -2.5 | -2.6 | -2.7 | 2.7 | -2.7 | -2.6 | -2.5 |
| EBIT [+] | -34.3 | -25.4 | -30.2 | -19.1 | -19.0 | 58.5 | 74.8 | 77.5 |
| EBIT growth | 35.0% | -15.9% | 58.1% | -132.6% | | -21.8% | -3.5% | |
| EBIT margin | -28.6% | -19.7% | -23.5% | -16.4% | -16.3% | 54.1% | 72.6% | 72.6% |
| Non-recurring items [+] | | | 1.0 | | | 0.0 | | |
| Asset impairment | | | 1.0 | | | | | |
| Loss (gain) on sale of assets | | | | | | 0.0 | | |
| Interest expense | 4.3 | 7.9 | 15.1 | 4.0 | 4.0 | 0.1 | | |
| Interest expense | 4.3 | 7.9 | 15.1 | 4.0 | 4.0 | 0.1 | | |
| Other income (expense), net | 213.0 | 221.6 | 233.4 | 188.8 | 188.7 | 35.9 | 0.5 | -77.5 |
| Pre-tax income | 174.4 | 188.3 | 187.1 | 165.7 | 165.7 | 94.3 | 75.3 | 0.0 |
| Income taxes | 22.3 | 19.9 | 19.2 | 32.6 | 0.0 | 25.3 | 29.5 | 30.1 |
| Tax rate | 12.8% | 10.6% | 10.3% | 19.7% | 0.0% | 26.9% | 39.1% | |
| Minority interest | 22.3 | 19.9 | 19.2 | 32.6 | | | | |
| Net income | 152.1 | 168.4 | 167.9 | 133.1 | 165.7 | 69.0 | 45.9 | 46.7 |
| Net margin | 126.9% | 130.6% | 130.7% | 114.3% | 142.3% | 63.8% | 44.5% | 43.8% |
| |
| Basic EPS | | | | $1.27 | | | | |
| Diluted EPS | | | | $1.27 | | | | |
| |
| Dividends per share | | | | $1.01 | | | | |
| |
| Shares outstanding (basic) | | | | 104.8 | | | | |
| Shares outstanding (diluted) | | | | 104.8 | | | | |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |