| 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 | 2.2 | 5.4 | 11.9 | 0.1 | 0.1 |
| Revenue growth | | | -100.0% | -59.5% | -54.4% | 13549.7% | 40.9% | 2998.8% |
| Cost of goods sold | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | -7.7 | -7.5 |
| Gross profit | 0.0 | 0.0 | 0.0 | 2.2 | 5.4 | 11.9 | 7.7 | 7.6 |
| Gross margin | | | | 100.0% | 100.0% | 100.0% | 8905.0% | 12337.8% |
| Selling, general and administrative [+] | 1.9 | 2.7 | 1.1 | 1.5 | 3.9 | 8.7 | 3.6 | 3.8 |
| General and administrative | 1.9 | 2.7 | 1.1 | 1.5 | 3.9 | 8.7 | 3.6 | 3.8 |
| Research and development | 0.7 | 0.6 | 0.6 | 0.7 | 1.5 | 3.2 | 1.7 | 0.6 |
| Other operating expenses | | | | 2.2 | 4.2 | 8.5 | 7.7 | 7.5 |
| EBITDA [+] | | | | | -4.2 | -8.5 | -5.2 | -4.4 |
| EBITDA growth | -22.8% | 90.9% | -20.2% | -48.7% | -49.9% | 61.8% | 20.2% | 284.1% |
| EBITDA margin | | | | -99.3% | -78.4% | -71.4% | -6020.2% | -7057.1% |
| Depreciation and amortization | | | | | 0.0 | 0.0 | 0.0 | 0.0 |
| EBIT [+] | -2.6 | -3.3 | -1.7 | -2.2 | -4.2 | -8.5 | -5.2 | -4.4 |
| EBIT growth | -22.8% | 90.9% | -20.2% | -48.8% | -49.9% | 61.7% | 20.4% | 284.2% |
| EBIT margin | | | | -99.3% | -78.5% | -71.4% | -6028.4% | -7059.7% |
| Interest expense, net [+] | 0.7 | 0.5 | 0.4 | 0.1 | 0.1 | 0.6 | 0.9 | 0.1 |
| Interest expense | 0.7 | 0.5 | 0.4 | 0.1 | 0.1 | 0.6 | 0.9 | 0.1 |
| Interest income | | | | | | 0.0 | 0.0 | |
| Other income (expense), net [+] | 0.1 | -0.4 | 0.0 | -0.3 | 0.1 | -0.2 | 0.2 | 1.8 |
| Gain (loss) on debt retirement | 0.1 | -0.4 | | -0.2 | | | | |
| Gain (loss) on foreign currency transactions | 0.1 | -0.1 | 0.0 | -0.1 | 0.1 | | | 43.6 |
| Pre-tax income | -3.1 | -4.3 | -2.1 | -2.6 | -4.3 | -9.2 | -6.0 | -2.7 |
| 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 | -3.5 | -5.7 | -2.1 | -2.6 | -4.3 | -9.2 | -6.0 | -12.8 |
| Net margin | | | | -118.3% | -79.3% | -77.8% | -6867.3% | -20705.3% |
| |
| Basic EPS [+] | ($0.04) | ($0.22) | ($5.41) | ($0.77) | ($1.77) | ($4.95) | ($5.05) | ($0.07) |
| Growth | -82.0% | -95.9% | 599.7% | -56.4% | -64.2% | -1.9% | 7516.7% | 694.2% |
| Diluted EPS [+] | ($0.04) | ($0.22) | ($5.41) | ($0.77) | ($1.77) | ($4.95) | ($5.05) | ($0.07) |
| Growth | -82.0% | -95.9% | 599.7% | -56.4% | -64.2% | -1.9% | 7516.7% | 694.2% |
| |
| Shares outstanding (basic) [+] | 88.3 | 25.9 | 0.4 | 3.4 | 2.4 | 1.9 | 1.2 | 192.7 |
| Growth | 241.7% | 6515.3% | -88.3% | 38.6% | 29.7% | 57.6% | -99.4% | 33.8% |
| Shares outstanding (diluted) [+] | 88.3 | 25.9 | 0.4 | 3.4 | 2.4 | 1.9 | 1.2 | 192.7 |
| Growth | 241.7% | 6515.3% | -88.3% | 38.6% | 29.7% | 57.6% | -99.4% | 33.8% |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |