| 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: |
| License and R&D services | | | | | | 1.8 | | |
| Goods | | | | | | 19.2 | | |
| Total revenues | 47.6 | 38.4 | 62.9 | 54.7 | 34.2 | 21.1 | 22.8 | 4.4 |
| Revenue growth | 24.2% | -39.0% | 15.0% | 59.7% | 62.4% | -7.6% | 422.8% | 23.9% |
| Cost of goods sold | 19.6 | 16.3 | 10.9 | 10.9 | 9.3 | 15.2 | -8.4 | 0.7 |
| Gross profit | 28.0 | 22.0 | 52.0 | 43.8 | 24.9 | 5.8 | 31.2 | 3.6 |
| Gross margin | 58.9% | 57.4% | 82.7% | 80.1% | 72.8% | 27.7% | 136.8% | 83.3% |
| Selling, general and administrative | 11.7 | 12.7 | 11.1 | 9.9 | 10.9 | 11.5 | 9.4 | 7.3 |
| Research and development | 29.3 | 29.7 | 38.2 | 44.6 | 33.3 | 61.0 | 55.0 | 44.9 |
| Other operating expenses | | | | | | -32.2 | | -24.9 |
| EBITDA [+] | -11.9 | -19.3 | 4.0 | -9.1 | -17.6 | -32.6 | -31.2 | -21.3 |
| EBITDA growth | -38.3% | -582.2% | -144.1% | -48.4% | -45.9% | 4.5% | 46.4% | -16.2% |
| EBITDA margin | -25.0% | -50.4% | 6.4% | -16.6% | -51.5% | -154.6% | -136.7% | -488.1% |
| Depreciation and amortization | 1.1 | 1.1 | 1.3 | 1.6 | 1.7 | 1.9 | 2.0 | 2.4 |
| EBIT [+] | -13.0 | -20.5 | 2.7 | -10.7 | -19.3 | -34.5 | -33.2 | -23.7 |
| EBIT growth | -36.4% | -855.1% | -125.3% | -44.5% | -44.1% | 4.1% | 40.1% | -17.1% |
| EBIT margin | -27.3% | -53.4% | 4.3% | -19.6% | -56.4% | -163.8% | -145.4% | -542.4% |
| Other income (expense), net [+] | -1.4 | -7.1 | -9.2 | -7.6 | -7.1 | -48.9 | 4.0 | -3.6 |
| Gain (loss) on debt retirement | | | | | | -1.3 | 14.1 | |
| Other non-operating income | 1.1 | 0.4 | 0.4 | 0.4 | 0.5 | 0.2 | 0.6 | 0.1 |
| Other non-ooperating expenses | -2.5 | -7.5 | -9.7 | -8.0 | -7.7 | -9.7 | -4.2 | -3.7 |
| Other | -1.4 | -7.1 | -9.2 | -7.6 | -7.1 | -9.5 | -3.6 | -3.6 |
| Pre-tax income | -14.4 | -27.6 | -6.5 | -18.3 | -26.5 | -83.4 | -29.2 | -27.3 |
| Income taxes | 0.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.2 | -85.3 |
| Tax rate | | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | | 312.7% |
| Earnings from continuing ops | -14.9 | -27.6 | -6.5 | -18.3 | -26.5 | -83.4 | -29.2 | -27.3 |
| Earnings from discontinued ops | | | | | | | | -39.9 |
| Net income | -14.9 | -27.6 | -6.5 | -18.3 | -26.5 | -83.4 | -29.4 | 58.0 |
| Net margin | -31.3% | -71.9% | -10.4% | -33.4% | -77.3% | -395.9% | -128.7% | 1329.9% |
| |
| Basic EPS [+] | ($0.31) | ($0.62) | ($0.22) | ($1.23) | ($1.80) | ($6.37) | ($0.29) | ($0.29) |
| Growth | -50.7% | 179.2% | -81.8% | -31.5% | -71.8% | 2112.0% | 0.1% | -19.8% |
| Diluted EPS [+] | ($0.31) | ($0.62) | ($0.22) | ($1.23) | ($1.80) | ($6.37) | ($0.29) | ($0.29) |
| Growth | -50.7% | 179.2% | -81.8% | -31.5% | -71.8% | 2112.0% | 0.1% | -19.8% |
| |
| Shares outstanding (basic) [+] | 48.5 | 44.1 | 29.1 | 14.8 | 14.7 | 13.1 | 101.4 | 94.9 |
| Growth | 9.8% | 51.4% | 96.4% | 0.8% | 12.2% | -87.1% | 6.8% | 2.2% |
| Shares outstanding (diluted) [+] | 48.5 | 44.1 | 29.1 | 14.8 | 14.7 | 13.1 | 101.4 | 94.9 |
| Growth | 9.8% | 51.4% | 96.4% | 0.8% | 12.2% | -87.1% | 6.8% | 2.2% |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |