| In millions, except per share items | Dec-31-22 | Dec-31-21 | Dec-31-20 | Dec-31-19 | Dec-31-18 | Dec-31-17 | Nov-30-16 | Dec-31-15 |
| | S-1/A | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K/A | 10-K/A |
| Revenues | 0.0 | 0.0 | 0.0 | 0.1 | 0.0 | 0.0 | 1.6 | 3.3 |
| Revenue growth | | | -100.0% | 405.6% | -26.2% | | | 7517.0% |
| Cost of goods sold | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.7 | 1.4 |
| Gross profit | 0.0 | 0.0 | 0.0 | 0.1 | 0.0 | 0.0 | 0.8 | 1.8 |
| Gross margin | | | | 75.1% | 65.7% | 44.2% | 53.8% | 56.1% |
| Selling, general and administrative [+] | 1.5 | 1.3 | 0.5 | 0.6 | 0.9 | 1.1 | 0.3 | 0.8 |
| Sales and marketing | 0.0 | | 0.0 | 0.0 | 0.0 | 0.1 | 0.3 | 0.8 |
| General and administrative | 1.5 | 1.3 | 0.5 | 0.6 | 0.9 | 1.1 | | |
| Research and development | 0.7 | 0.7 | 0.4 | | | | | |
| Other operating expenses | | | | -0.2 | -0.8 | 0.9 | 1.0 | 1.8 |
| EBITDA [+] | -2.1 | -2.0 | -0.9 | -0.2 | 0.2 | -1.8 | -0.4 | -0.7 |
| EBITDA growth | 7.4% | 119.8% | 343.0% | -210.2% | -110.3% | | | 68.3% |
| EBITDA margin | | | | -142.6% | 654.1% | -4663.9% | -23.8% | -19.8% |
| Depreciation | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 0.1 |
| EBITA | -2.1 | -2.0 | -0.9 | -0.2 | 0.2 | -1.8 | -0.4 | -0.7 |
| EBITA margin | | | | -151.2% | 609.3% | -4699.6% | -28.3% | -21.5% |
| Amortization of intangibles | 0.0 | 0.0 | 0.0 | 0.1 | 0.2 | 0.2 | 0.1 | 0.0 |
| EBIT [+] | -2.1 | -2.0 | -0.9 | -0.3 | -0.1 | -2.0 | -0.5 | -0.7 |
| EBIT growth | 6.9% | 119.1% | 227.7% | 351.3% | -96.9% | | | 93.0% |
| EBIT margin | | | | -195.1% | -218.6% | -5277.4% | -32.3% | -22.8% |
| Non-recurring items [+] | | | | 0.2 | 0.9 | | | |
| Asset impairment | | | | | 0.9 | | | |
| Loss (gain) on sale of assets | | | | 0.2 | | | | |
| Interest expense | 0.0 | 0.0 | | 0.1 | 0.4 | 0.8 | 0.1 | 0.1 |
| Interest expense | 0.0 | 0.0 | | 0.1 | 0.4 | 0.8 | 0.1 | 0.1 |
| Other income (expense), net [+] | -0.8 | -1.0 | -0.3 | -2.7 | -0.9 | -1.0 | | |
| Gain (loss) on debt retirement | | | | | -0.5 | -0.7 | | |
| Pre-tax income | -2.9 | -3.0 | -1.3 | -3.3 | -2.3 | -3.8 | -0.6 | -0.8 |
| Income taxes | 0.0 | 0.0 | 0.0 | -0.2 | 0.0 | 0.0 | 0.0 | 0.0 |
| Tax rate | 0.0% | 0.0% | 0.0% | 7.2% | | | 0.0% | 0.0% |
| Earnings from continuing ops | -2.9 | -3.0 | -1.3 | -3.3 | -2.3 | -3.8 | -0.6 | -0.8 |
| Earnings from discontinued ops | | | | 0.3 | -0.3 | -0.4 | | |
| Net income | -2.9 | -3.0 | -1.3 | -3.1 | -2.6 | -4.3 | -0.6 | -0.8 |
| Net margin | | | | -2145.3% | -9243.2% | -11061.2% | -40.7% | -24.4% |
| |
| Basic EPS [+] | ($0.08) | ($0.08) | ($0.17) | ($0.04) | ($0.04) | ($0.08) | ($0.06) | ($0.08) |
| Growth | -5.1% | -51.8% | 320.3% | 15.1% | -56.6% | | | 488.8% |
| Diluted EPS [+] | ($0.08) | ($0.08) | ($0.17) | ($0.04) | ($0.04) | ($0.08) | ($0.06) | ($0.08) |
| Growth | -5.1% | -51.8% | 320.3% | 15.1% | -56.6% | | | 488.8% |
| |
| Shares outstanding (basic) [+] | 37.4 | 36.4 | 7.4 | 81.3 | 65.1 | 47.1 | 10.0 | 9.8 |
| Growth | 2.7% | 395.1% | -91.0% | 24.9% | 38.2% | | | -64.9% |
| Shares outstanding (diluted) [+] | 37.4 | 36.4 | 7.4 | 81.3 | 65.1 | 47.1 | 10.0 | 9.8 |
| Growth | 2.7% | 395.1% | -91.0% | 24.9% | 38.2% | | | -64.9% |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |