| 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 |
| Total revenues [+] | 0.0 | 22.3 | 59.2 | 103.3 | 173.2 | 150.2 | 173.0 | 15.0 |
| Products | | 22.3 | 59.2 | | | | | |
| Net interest income | | | | | | | | -3.5 |
| Revenue growth | -100.0% | -62.3% | -42.7% | -40.4% | 15.3% | -13.2% | 1055.3% | 258.3% |
| Cost of goods sold | -0.1 | 5.7 | 12.1 | 17.5 | 16.3 | 13.2 | 11.4 | 3.4 |
| Gross profit | 0.1 | 16.6 | 47.1 | 85.8 | 156.9 | 137.0 | 161.6 | 11.6 |
| Gross margin | | 74.3% | 79.5% | 83.0% | 90.6% | 91.2% | 93.4% | 77.4% |
| Selling, general and administrative | 68.5 | 32.4 | 30.2 | 100.4 | 58.9 | 44.2 | 21.7 | 15.7 |
| Research and development | 17.1 | 20.4 | 32.9 | 39.3 | 33.4 | 34.6 | 25.6 | 17.3 |
| Other operating expenses | | 0.0 | 9.1 | 1.0 | | 13.9 | 12.6 | 14.8 |
| EBITDA [+] | -84.7 | -34.9 | -23.5 | -54.1 | 65.9 | 58.8 | 114.8 | -22.0 |
| EBITDA growth | 142.6% | 48.9% | -56.7% | -182.2% | 12.0% | -48.8% | -621.4% | -2.1% |
| EBITDA margin | | -156.4% | -39.6% | -52.4% | 38.0% | 39.1% | 66.4% | -147.1% |
| Depreciation | 0.8 | 1.3 | 1.7 | 0.8 | 1.2 | 0.6 | 0.6 | 2.4 |
| EBITA | -85.5 | -36.2 | -25.1 | -55.0 | 64.7 | 58.2 | 114.3 | -24.4 |
| EBITA margin | | -162.1% | -42.4% | -53.2% | 37.3% | 38.7% | 66.1% | -163.1% |
| Amortization of intangibles | | 0.4 | 0.8 | 6.6 | 3.7 | 13.9 | 12.6 | 11.7 |
| EBIT [+] | -85.5 | -36.6 | -25.9 | -61.6 | 61.0 | 44.3 | 101.7 | -36.2 |
| EBIT growth | 133.6% | 41.1% | -57.9% | -200.9% | 37.7% | -56.4% | -381.2% | 41.5% |
| EBIT margin | | -164.0% | -43.8% | -59.6% | 35.2% | 29.5% | 58.8% | -241.5% |
| Non-recurring items [+] | | -42.4 | -1.8 | 43.4 | -28.5 | 49.3 | 31.0 | 57.5 |
| Asset impairment | | | | 66.1 | | | | |
| Loss (gain) on sale of business | | -45.8 | | | | | | |
| Unusual expense | | | -2.7 | | | | | |
| Interest expense, net [+] | 7.8 | 12.2 | 11.4 | 10.2 | -1.1 | -1.8 | -1.2 | 8.3 |
| Interest expense | 9.9 | 13.0 | 12.5 | 10.6 | 1.1 | 1.0 | | 9.3 |
| Interest income | 2.1 | 0.8 | 1.1 | 0.5 | 2.1 | 2.8 | 1.2 | 0.9 |
| Other income (expense), net [+] | 0.2 | 1.3 | -3.1 | 1.9 | 2.1 | -6.5 | 5.7 | 11.9 |
| Gain (loss) on foreign currency transactions | | | | | | | 10.6 | 11.9 |
| Other | | -0.4 | -0.4 | 1.9 | 2.1 | -6.5 | -4.9 | |
| Pre-tax income | -93.1 | -5.1 | -38.6 | -113.2 | 92.7 | -9.7 | 77.7 | -90.1 |
| Income taxes | -15.8 | -12.1 | -5.4 | -17.9 | 24.4 | 31.6 | 35.9 | -0.6 |
| Tax rate | 17.0% | 238.3% | 13.9% | 15.8% | 26.3% | | 46.2% | 0.7% |
| Earnings from continuing ops | -77.3 | 7.0 | -33.2 | -95.3 | 68.3 | -41.3 | 41.8 | -93.5 |
| Earnings from discontinued ops | | | | | | | | 4.0 |
| Net income | -77.3 | 7.0 | -33.2 | -95.3 | 68.3 | -41.3 | 41.8 | -89.5 |
| Net margin | | 31.5% | -56.1% | -92.3% | 39.4% | -27.5% | 24.2% | -597.6% |
| |
| Basic EPS [+] | ($1.32) | $0.13 | ($0.89) | ($2.55) | $1.69 | ($1.00) | $1.03 | ($2.58) |
| Growth | -1096.2% | -114.9% | -65.2% | -251.3% | -268.6% | -197.2% | -139.9% | 31.2% |
| Diluted EPS [+] | ($1.32) | $0.13 | ($0.89) | ($2.55) | $1.63 | ($1.00) | $0.96 | ($2.58) |
| Growth | -1132.7% | -114.4% | -65.2% | -256.2% | -263.4% | -204.4% | -137.1% | 31.2% |
| |
| Shares outstanding (basic) [+] | 58.5 | 53.0 | 37.4 | 37.3 | 40.5 | 41.2 | 40.6 | 36.2 |
| Growth | 10.5% | 41.7% | 0.2% | -7.8% | -1.9% | 1.6% | 12.1% | 42.3% |
| Shares outstanding (diluted) [+] | 58.5 | 54.9 | 37.4 | 37.3 | 41.8 | 41.2 | 43.6 | 36.2 |
| Growth | 6.5% | 46.9% | 0.2% | -10.6% | 1.3% | -5.4% | 20.4% | 42.3% |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |