| In millions, except per share items | Dec-31-22 | Dec-31-21 | Dec-31-20 | Dec-31-19 | Dec-31-18 | Dec-05-18 | Dec-31-17 | Dec-05-17 |
| | 8-K | 10-K | 10-K | 10-K/A | 10-K/A | 8-K | 10-K | 8-K |
| Total revenues | 14.5 | 84.1 | 82.8 | 35.1 | 15.2 | | 7.7 | 1.1 |
| Revenue growth | -82.7% | 1.6% | 136.0% | 131.2% | 96.7% | | 9.1% | |
| Cost of goods sold | 7.5 | 31.2 | 43.6 | 20.4 | 11.1 | | 6.4 | 0.0 |
| Gross profit | 7.1 | 52.9 | 39.2 | 14.7 | 4.1 | | 1.3 | 1.1 |
| Gross margin | 48.6% | 62.9% | 47.4% | 41.8% | 26.7% | | 17.2% | 100.0% |
| Selling, general and administrative [+] | 39.3 | 53.7 | 41.2 | 34.7 | 17.7 | | 11.8 | 11.8 |
| Sales and marketing | 5.0 | 9.9 | 4.5 | | | | | |
| General and administrative | 34.3 | 43.8 | 36.7 | | | | 11.8 | 11.8 |
| Research and development | 11.0 | 18.3 | 12.9 | | | | | |
| EBITDA [+] | -35.3 | -15.0 | -13.0 | -19.2 | -13.2 | | -10.5 | -10.5 |
| EBITDA growth | 134.9% | 15.6% | -32.3% | 45.9% | 25.4% | | 63.0% | |
| EBITDA margin | -243.1% | -17.9% | -15.7% | -54.7% | -86.7% | | -135.9% | -970.8% |
| Depreciation | 5.2 | 2.8 | 1.7 | 0.1 | 0.3 | | 0.2 | 0.2 |
| EBITA | -40.5 | -17.8 | -14.7 | -19.3 | -13.4 | | -10.7 | -10.7 |
| EBITA margin | -278.9% | -21.2% | -17.8% | -55.0% | -88.5% | | -139.1% | -993.6% |
| Amortization of intangibles | 2.7 | 1.2 | 0.2 | 0.7 | 0.2 | | | |
| EBIT [+] | -43.2 | -19.0 | -14.9 | -20.0 | -13.6 | | -10.7 | -10.7 |
| EBIT growth | 126.9% | 27.5% | -25.4% | 46.9% | 27.0% | | 63.2% | |
| EBIT margin | -297.5% | -22.6% | -18.0% | -57.0% | -89.8% | | -139.1% | -993.6% |
| Non-recurring items [+] | 0.9 | 9.0 | | | | | | |
| Asset impairment | | 9.0 | | | | | | |
| Interest expense | 3.9 | 8.0 | 7.2 | 3.0 | 0.6 | | 3.4 | 3.4 |
| Interest expense | 3.9 | 8.0 | 7.2 | 3.0 | 0.6 | | 3.4 | 3.4 |
| Other income (expense), net [+] | -3.5 | -1.0 | -1.2 | -2.6 | 0.0 | | 0.5 | 0.5 |
| Unrealized gain/loss on derivatives | | | | -0.1 | -0.1 | | 1.9 | 0.1 |
| Change in fair value of warrants | | | | -0.1 | -0.1 | | 1.8 | 0.1 |
| Other non-operating income | | | | | | | 0.1 | |
| Other | | -1.0 | -1.2 | -2.5 | 0.0 | | -0.1 | -0.1 |
| Pre-tax income | -51.5 | -37.0 | -23.4 | -25.7 | -14.2 | | -13.6 | -13.6 |
| Income taxes | 0.1 | 0.2 | -0.6 | 0.0 | 0.0 | | 0.0 | 0.0 |
| Tax rate | | | 2.8% | 0.0% | 0.0% | | | |
| Net income | -60.5 | -46.1 | -24.7 | -25.7 | -14.2 | | -13.6 | -13.6 |
| Net margin | -417.0% | -54.8% | -29.8% | -73.1% | -93.6% | | -176.3% | -1259.7% |
| |
| Basic EPS [+] | ($2.60) | ($2.47) | ($1.44) | ($1.56) | ($0.89) | | ($0.99) | ($0.99) |
| Growth | 5.3% | 71.2% | -7.7% | 75.5% | -10.0% | | -49.4% | |
| Diluted EPS [+] | ($2.60) | ($2.47) | ($1.44) | ($1.56) | ($0.89) | | ($0.99) | ($0.99) |
| Growth | 5.3% | 71.2% | -7.7% | 75.5% | -10.0% | | -49.4% | |
| |
| Shares outstanding (basic) [+] | 23.3 | 18.7 | 17.1 | 16.4 | 16.0 | | 13.8 | 13.8 |
| Growth | 24.7% | 9.0% | 4.2% | 2.9% | 16.0% | | 49.8% | |
| Shares outstanding (diluted) [+] | 23.3 | 18.7 | 17.1 | 16.4 | 16.0 | | 13.8 | 13.8 |
| Growth | 24.7% | 9.0% | 4.2% | 2.9% | 16.0% | | 49.8% | |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |