| 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 |
| Revenues: |
| Customer One | | | 0.0 | 0.1 | 0.0 | | | |
| Customer Two | | | 0.1 | 0.1 | 0.1 | | | |
| Customer Three | | | | 0.0 | 0.1 | | | |
| Customer Four | | | | 0.0 | 0.1 | | | |
| Other | | | 0.0 | 0.0 | 0.1 | | | |
| Total revenues | 0.2 | 0.0 | 0.1 | 0.2 | 0.4 | 0.7 | 0.7 | 0.9 |
| Revenue growth [+] | 343.0% | -60.6% | -49.0% | -36.2% | -42.7% | -6.3% | -24.1% | -21.0% |
| Customer One | | | -55.1% | 61.9% | | | | |
| Customer Two | | | 41.0% | -25.6% | | | | |
| Customer Three | | | | -50.7% | | | | |
| Customer Four | | | | -52.2% | | | | |
| Cost of goods sold | 0.0 | 0.0 | 0.1 | 0.1 | 0.2 | 0.3 | 0.2 | 0.2 |
| Gross profit | 0.2 | 0.0 | 0.0 | 0.2 | 0.2 | 0.3 | 0.5 | 0.8 |
| Gross margin | 91.1% | 100.0% | 21.8% | 66.0% | 54.6% | 50.8% | 75.0% | 83.6% |
| Selling, general and administrative [+] | 3.4 | 3.7 | 3.2 | 4.6 | 4.4 | 2.7 | 2.5 | 2.1 |
| General and administrative | | | 3.2 | 4.6 | 4.4 | 2.7 | 2.5 | 2.1 |
| Other selling, general and administrative | | | | | | | | |
| Research and development | 1.5 | 1.6 | 4.3 | 1.1 | 0.2 | 0.5 | | |
| Other operating expenses | 0.3 | 0.0 | | | 0.3 | | | |
| EBITDA [+] | -5.0 | -5.3 | -7.4 | -5.5 | -4.6 | -2.9 | -2.0 | -1.4 |
| EBITDA growth | -5.9% | -28.5% | 34.0% | 19.8% | 61.7% | 41.5% | 49.2% | -53.6% |
| EBITDA margin | -2334.7% | -10988.4% | -6046.9% | -2302.5% | -1226.2% | -434.7% | -287.7% | -146.3% |
| Depreciation and amortization | 0.0 | 0.1 | 0.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 |
| EBIT [+] | -5.0 | -5.4 | -7.5 | -5.6 | -4.6 | -2.9 | -2.0 | -1.5 |
| EBIT growth | -6.5% | -28.3% | 34.7% | 20.2% | 60.0% | 41.1% | 38.6% | -51.6% |
| EBIT margin | -2347.5% | -11121.6% | -6109.9% | -2314.7% | -1228.2% | -439.8% | -292.0% | -159.9% |
| Non-recurring items [+] | -0.3 | 0.1 | | | | | 0.1 | 3.6 |
| Asset impairment | | 0.1 | | | | | | |
| Unusual expense | | | | | | | | 3.6 |
| Loss on contract termination | | | | | | | 0.1 | |
| Loss on contingent liability | -0.3 | | | | | | | |
| Interest expense | -0.8 | -0.5 | 0.5 | 0.0 | 0.1 | 11.1 | 1.0 | 0.4 |
| Interest expense | -0.8 | -0.5 | 0.5 | 0.0 | 0.1 | 11.1 | 1.0 | 0.4 |
| Other income (expense), net [+] | -0.5 | -0.2 | 4.5 | -0.5 | -1.9 | -15.7 | -2.7 | 0.8 |
| Gain (loss) on sale of assets | | | | 0.0 | | | | |
| Gain (loss) on debt retirement | | | | | 0.0 | 0.3 | | |
| Other | -0.1 | 0.0 | | | | | | |
| Pre-tax income | -4.4 | -5.2 | -3.5 | -6.0 | -6.6 | -29.7 | -5.9 | -4.7 |
| 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% |
| Minority interest | | | -3.5 | -6.0 | -6.5 | -29.7 | | |
| Net income | -4.4 | -5.3 | -3.5 | 6.0 | -6.6 | -29.7 | -5.9 | -4.7 |
| Net margin | -2043.3% | -10934.7% | -2859.6% | 2517.4% | -1748.1% | -4519.5% | -841.3% | -504.6% |
| |
| Basic EPS [+] | ($3.02) | ($5.00) | ($3.07) | $5.33 | ($2.71) | ($16.36) | ($0.03) | ($0.17) |
| Growth | -39.7% | 62.8% | -157.7% | -296.6% | -83.4% | 47077.9% | -80.1% | 0.1% |
| Diluted EPS [+] | ($0.61) | ($0.81) | ($0.65) | $1.72 | ($2.63) | ($12.77) | ($0.02) | ($0.03) |
| Growth | -25.4% | 24.7% | -138.0% | -165.3% | -79.4% | 54000.5% | -21.4% | 33.2% |
| |
| Shares outstanding (basic) [+] | 1.4 | 1.1 | 1.1 | 1.1 | 2.4 | 1.8 | 170.2 | 26.8 |
| Growth | 37.2% | -7.5% | 0.5% | -53.3% | 33.8% | -98.9% | 535.4% | 49.0% |
| Shares outstanding (diluted) [+] | 7.2 | 6.5 | 5.4 | 3.5 | 2.5 | 2.3 | 250.2 | 155.5 |
| Growth | 10.9% | 20.7% | 52.6% | 40.6% | 7.7% | -99.1% | 60.9% | 12.0% |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |