| 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: |
| Customer B | | | 1.3 | | | | | |
| Clinics/Hospitals | | | | | 13.4 | 11.6 | | |
| Customer A | | | 1.5 | 3.8 | | | | |
| Other | | | | 18.3 | 1.7 | 1.5 | | |
| Total revenues | 4.8 | 2.2 | 2.8 | 22.1 | 15.1 | 13.1 | 6.5 | 0.0 |
| Revenue growth [+] | 115.3% | -20.5% | -87.4% | 46.6% | 15.4% | 101.9% | | |
| Clinics/Hospitals | | | | | 15.6% | | | |
| Customer A | | | -60.5% | | | | | |
| Cost of goods sold | 6.2 | 6.9 | 6.3 | 15.5 | 9.8 | 7.4 | 4.9 | 0.0 |
| Gross profit | -1.4 | -4.7 | -3.6 | 6.6 | 5.3 | 5.7 | 1.6 | 0.0 |
| Gross margin | -30.1% | -211.1% | -127.9% | 30.0% | 35.1% | 43.2% | 25.0% | |
| Selling, general and administrative | 13.2 | 16.1 | 20.1 | 25.3 | 25.9 | 22.8 | 17.1 | 9.0 |
| Research and development | 10.4 | 11.3 | 8.0 | 10.4 | 18.8 | 7.5 | 9.7 | 4.8 |
| Other operating expenses | | | 1.8 | | 0.0 | | | |
| EBITDA [+] | -23.6 | -30.6 | -31.1 | -26.1 | -36.4 | -21.6 | -22.7 | -12.9 |
| EBITDA growth | -23.0% | -1.5% | 19.2% | -28.3% | 68.1% | -4.6% | 76.3% | 32.4% |
| EBITDA margin | -495.7% | -1387.0% | -1120.1% | -118.0% | -241.0% | -165.4% | -350.2% | |
| Depreciation | 1.5 | 1.4 | 2.3 | 0.9 | 0.6 | 3.1 | 0.5 | 0.0 |
| EBITA | -25.1 | -32.1 | -33.4 | -26.9 | -37.0 | -24.7 | -23.2 | -12.9 |
| EBITA margin | -526.9% | -1452.0% | -1204.0% | -121.8% | -245.1% | -188.9% | -357.7% | |
| Amortization of intangibles | | | | 2.1 | 2.5 | | 2.1 | 1.0 |
| EBIT [+] | -25.1 | -32.1 | -33.4 | -29.0 | -39.5 | -24.7 | -25.2 | -13.9 |
| EBIT growth | -21.9% | -4.1% | 15.2% | -26.4% | 59.8% | -2.0% | 82.0% | 42.6% |
| EBIT margin | -526.9% | -1452.0% | -1204.0% | -131.3% | -261.6% | -188.9% | -389.3% | |
| Non-recurring items [+] | | | 2.9 | 0.3 | 0.0 | 0.1 | | |
| Asset impairment | | | 2.9 | 0.3 | 0.0 | 0.1 | | |
| Interest expense, net [+] | 0.0 | 0.0 | 0.0 | -0.1 | -0.1 | 0.1 | 0.2 | |
| Interest expense | | 0.0 | 0.0 | 0.1 | 0.2 | 0.2 | 0.2 | |
| Interest income | 0.0 | | | 0.2 | 0.2 | 0.1 | 0.0 | |
| Other income (expense), net [+] | -1.2 | -2.5 | 0.5 | 1.8 | | -1.0 | 1.4 | 0.3 |
| Gain (loss) on debt retirement | -1.8 | | | | | | | |
| Gain (loss) on derivative instruments | | | | | | | 0.3 | -0.2 |
| Change in fair value of warrants | 0.1 | -7.5 | 0.5 | 1.8 | | | 1.0 | 0.4 |
| Other non-operating income | | 0.0 | 0.0 | | | | | |
| Other | | 0.0 | | | | | | |
| Pre-tax income | -26.2 | -34.6 | -35.8 | -27.5 | -39.4 | -25.9 | -24.0 | -13.6 |
| Income taxes | 0.0 | 0.0 | 0.0 | 0.0 | -0.4 | -0.3 | -4.6 | 0.0 |
| Tax rate | | | | | 0.9% | 1.3% | 19.1% | 0.0% |
| Earnings from continuing ops | -26.2 | -34.6 | -35.8 | -27.5 | -39.0 | -25.5 | -20.8 | -13.6 |
| Earnings from discontinued ops | -0.3 | -11.2 | 0.0 | | | | | |
| Net income | -26.5 | -45.8 | -49.4 | -27.5 | -39.0 | -25.5 | -20.8 | -13.6 |
| Net margin | -556.7% | -2074.9% | -1778.8% | -124.4% | -258.6% | -195.4% | -321.5% | |
| |
| Basic EPS [+] | ($0.17) | ($0.24) | ($0.46) | ($0.52) | ($1.00) | ($0.90) | ($1.19) | ($1.02) |
| Growth | -27.2% | -48.1% | -10.5% | -48.2% | 10.8% | -24.2% | 16.3% | -0.4% |
| Diluted EPS [+] | ($0.17) | ($0.24) | ($0.46) | ($0.52) | ($1.00) | ($0.90) | ($1.19) | ($1.01) |
| Growth | -27.2% | -48.1% | -10.5% | -48.2% | 10.8% | -24.2% | 17.7% | -1.6% |
| |
| Shares outstanding (basic) [+] | 149.9 | 144.2 | 77.6 | 53.3 | 39.1 | 28.3 | 17.5 | 13.3 |
| Growth | 3.9% | 85.8% | 45.6% | 36.3% | 37.9% | 62.0% | 31.8% | 26.5% |
| Shares outstanding (diluted) [+] | 149.9 | 144.2 | 77.6 | 53.3 | 39.1 | 28.3 | 17.5 | 13.4 |
| Growth | 3.9% | 85.8% | 45.6% | 36.3% | 37.9% | 62.0% | 30.2% | 28.1% |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |