| In millions, except per share items | Dec-31-21 | Dec-31-20 | Dec-31-19 | Dec-31-18 | Dec-31-17 | Dec-31-16 | Dec-31-15 | Dec-31-14 |
| | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| Revenues [+] | 0.0 | 0.0 | 0.0 | 0.0 | -0.2 | -0.2 | 0.0 | 0.0 |
| Royalties | | | | | | | | 0.8 |
| Net interest income | | | | | -0.2 | -0.2 | 0.0 | 0.0 |
| Revenue growth | | | | -100.0% | -28.1% | 646.4% | 4738.6% | -99.9% |
| Cost of goods sold | 0.0 | 0.0 | 0.0 | 0.0 | -4.6 | -4.6 | -4.6 | -8.1 |
| Gross profit | 0.0 | 0.0 | 0.0 | 0.0 | 4.4 | 4.4 | 4.6 | 8.1 |
| Gross margin | | | | | -2520.8% | -1805.0% | -14130.8% | -1202886.9% |
| Selling, general and administrative [+] | 2.7 | 2.6 | 1.3 | 1.3 | 0.8 | 1.0 | 1.1 | 2.2 |
| General and administrative [+] | 2.7 | 2.6 | 1.3 | 1.3 | | | | |
| General and administrative expenses | 2.7 | 2.6 | 1.3 | 1.3 | | | | |
| Other selling, general and administrative | | | | | | | | |
| Research and development | 1.3 | 0.8 | 2.5 | 0.3 | 0.6 | 0.6 | 0.4 | 0.8 |
| Other operating expenses | 0.1 | 0.2 | 0.2 | 0.5 | 6.6 | 2.6 | 5.3 | 9.1 |
| EBITDA [+] | | | | | -3.7 | 0.3 | -2.2 | -4.1 |
| EBITDA growth | 10.5% | -6.8% | 94.5% | -45.1% | -1432.1% | -112.7% | -46.7% | 235.2% |
| EBITDA margin | | | | | 2089.4% | -112.7% | 6622.0% | 601426.0% |
| Depreciation and amortization | | | | | 0.0 | 0.0 | 0.0 | 0.0 |
| EBIT [+] | -4.0 | -3.6 | -3.9 | -2.0 | -3.7 | 0.3 | -2.2 | -4.1 |
| EBIT growth | 10.5% | -6.8% | 94.5% | -45.1% | -1436.5% | -112.7% | -46.7% | 235.3% |
| EBIT margin | | | | | 2089.6% | -112.4% | 6624.7% | 601493.5% |
| Interest expense | 0.1 | 0.2 | 0.2 | 0.2 | | | | |
| Interest expense | 0.1 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.0 | |
| Other income (expense), net [+] | -1.3 | -0.8 | -0.4 | 0.1 | 0.5 | -1.0 | -0.3 | 0.0 |
| Amortization of debt discount premium | -0.4 | -0.1 | 0.0 | -0.2 | -0.4 | -1.2 | -0.3 | |
| Gain (loss) on debt retirement | -0.1 | -0.1 | 0.0 | | -0.7 | | | |
| Gain (loss) on derivative instruments | | 0.0 | | | | | | |
| Unrealized gain/loss on derivatives | 0.0 | | | | | | | |
| Pre-tax income | -5.5 | -4.6 | -4.5 | -2.1 | -3.3 | -1.0 | -2.5 | -4.1 |
| Income taxes | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Tax rate | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% |
| Net income | -6.4 | -5.4 | -5.2 | -2.6 | -3.1 | -1.0 | -2.5 | -4.1 |
| Net margin | | | | | 1761.7% | 397.6% | 7678.5% | 601999.9% |
| |
| Basic EPS [+] | ($0.19) | ($0.19) | ($0.18) | ($0.09) | ($0.09) | ($0.09) | ($0.09) | ($0.18) |
| Growth | 4.2% | 1.5% | 97.5% | 8.9% | -3.3% | -1.9% | -50.6% | 65.3% |
| Diluted EPS [+] | ($0.19) | ($0.19) | ($0.18) | ($0.09) | ($0.09) | ($0.09) | ($0.09) | ($0.18) |
| Growth | 4.2% | 1.5% | 97.5% | 8.9% | -3.3% | -1.9% | -50.6% | 65.3% |
| |
| Shares outstanding (basic) [+] | 33.1 | 29.1 | 28.3 | 27.5 | 26.8 | 26.2 | 25.7 | 22.2 |
| Growth | 13.8% | 2.7% | 2.8% | 2.9% | 2.2% | 1.8% | 15.9% | 68.5% |
| Shares outstanding (diluted) [+] | 33.1 | 29.1 | 28.3 | 27.5 | 26.8 | 26.2 | 25.7 | 22.2 |
| Growth | 13.8% | 2.7% | 2.8% | 2.9% | 2.2% | 1.8% | 15.9% | 68.5% |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |