| 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 |
| Total revenues [+] | 51.3 | 31.5 | 45.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.5 |
| Grants | | | | | | | | 0.5 |
| Revenue growth | 63.0% | -30.5% | | | | | -100.0% | |
| Cost of goods sold | 3.7 | 2.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Gross profit | 47.6 | 29.5 | 45.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.5 |
| Gross margin | 92.7% | 93.6% | 100.0% | | | | | 100.0% |
| Selling, general and administrative [+] | 100.4 | 95.7 | 68.5 | 40.0 | 18.6 | 7.1 | 5.2 | 3.2 |
| General and administrative | | | | | 18.6 | 7.1 | 5.2 | 3.2 |
| Research and development | 83.3 | 76.2 | 73.3 | 89.0 | 70.7 | 53.9 | 25.2 | 12.7 |
| EBITDA [+] | -135.6 | -142.0 | -95.9 | -128.7 | -89.1 | -60.9 | -30.3 | -15.4 |
| EBITDA growth | -4.5% | 48.1% | -25.5% | 44.4% | 46.4% | 100.8% | 97.1% | |
| EBITDA margin | -264.4% | -451.1% | -211.8% | | | | | -2946.7% |
| Depreciation and amortization | 0.5 | 0.5 | 0.6 | 0.4 | 0.2 | 0.1 | 0.1 | 0.0 |
| EBIT [+] | -136.2 | -142.5 | -96.5 | -129.0 | -89.3 | -61.0 | -30.4 | -15.4 |
| EBIT growth | -4.4% | 47.7% | -25.2% | 44.5% | 46.4% | 100.6% | 97.0% | |
| EBIT margin | -265.4% | -452.6% | -213.0% | | | | | -2954.8% |
| Interest expense, net [+] | 9.7 | 4.6 | 0.8 | -6.6 | -4.0 | | | |
| Interest expense | 10.4 | 4.7 | 1.8 | | | | | |
| Interest income | 0.7 | 0.0 | 1.0 | 6.6 | 4.0 | | | |
| Other income (expense), net [+] | 0.0 | -0.3 | -0.5 | 0.0 | | 0.8 | 0.1 | -4.8 |
| Change in fair value of warrants | | | | | | 0.0 | -0.1 | -0.1 |
| Other non-operating income | | | | | | 0.9 | 0.2 | 0.0 |
| Other | 0.0 | 0.3 | 0.5 | 0.0 | 4.0 | 1.7 | 0.3 | -4.8 |
| Pre-tax income | -145.9 | -147.4 | -97.8 | -122.4 | -85.3 | -60.1 | -30.3 | -20.3 |
| Income taxes | 1.7 | 0.9 | 1.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Tax rate | | | | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% |
| Net income | -147.6 | -148.4 | -99.3 | -122.4 | -85.3 | -64.9 | -34.7 | -21.7 |
| Net margin | -287.6% | -471.3% | -219.2% | | | | | -4155.2% |
| |
| Basic EPS [+] | ($3.38) | ($3.54) | ($2.62) | ($3.27) | ($2.56) | ($3.57) | ($23.33) | ($16.13) |
| Growth | -4.4% | 35.0% | -19.8% | 27.6% | -28.2% | -84.7% | 44.6% | |
| Diluted EPS [+] | ($3.38) | ($3.54) | ($2.62) | ($3.27) | ($2.56) | ($3.57) | ($23.33) | ($16.13) |
| Growth | -4.4% | 35.0% | -19.8% | 27.6% | -28.2% | -84.7% | 44.6% | |
| |
| Shares outstanding (basic) [+] | 43.6 | 41.9 | 37.9 | 37.5 | 33.3 | 18.2 | 1.5 | 1.3 |
| Growth | 4.0% | 10.7% | 1.0% | 12.6% | 83.1% | 1123.8% | 10.6% | |
| Shares outstanding (diluted) [+] | 43.6 | 41.9 | 37.9 | 37.5 | 33.3 | 18.2 | 1.5 | 1.3 |
| Growth | 4.0% | 10.7% | 1.0% | 12.6% | 83.1% | 1123.8% | 10.6% | |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |