| In millions, except per share items | Nov-30-22 | Aug-31-22 | Feb-28-22 | Nov-30-21 | Aug-31-21 | May-31-21 | Feb-28-21 | Nov-30-20 |
| | 10-K/A | 10-Q | 10-Q | 10-K/A | 10-Q | 10-Q | 10-Q | 10-K |
| Revenues | | | 0.4 | 0.4 | 0.1 | 0.1 | 0.1 | 0.1 |
| Revenue growth | | | 412.7% | 404.7% | -26.2% | -28.8% | -33.9% | -46.4% |
| Cost of goods sold | | | 0.3 | 0.3 | 0.0 | 0.0 | 0.0 | 0.0 |
| Gross profit | | | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 0.0 |
| Gross margin | | | 7.4% | 8.3% | 67.0% | 70.1% | 74.5% | 32.0% |
| Selling, general and administrative [+] | | | 1.5 | 1.4 | 0.1 | 0.1 | 0.1 | 0.1 |
| Sales and marketing | | | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| General and administrative [+] | | | 1.4 | 1.3 | 0.1 | 0.1 | 0.1 | 0.1 |
| Wages and related expenses | | | | | | 0.0 | | 0.0 |
| General and administrative expenses | | | 0.1 | | 0.1 | 0.0 | 0.1 | 0.1 |
| Other selling, general and administrative | | | | 0.1 | | | | |
| Other operating expenses | | | | 0.0 | | | | |
| EBITDA [+] | | | | -1.3 | | | | |
| EBITDA growth | | | 3783.7% | 1523.6% | -65.9% | -94.4% | -91.0% | -79.8% |
| EBITDA margin | | | -380.0% | -351.0% | -69.5% | -30.8% | -50.2% | -109.1% |
| Depreciation and amortization | | | | 0.1 | | | | |
| EBIT [+] | | | -1.5 | -1.4 | 0.0 | 0.0 | 0.0 | -0.1 |
| EBIT growth | | | 4021.5% | 1630.0% | -65.9% | -94.4% | -91.0% | -79.8% |
| EBIT margin | | | -403.3% | -374.0% | -69.5% | -30.8% | -50.2% | -109.1% |
| Interest expense | | | 0.0 | | | | | |
| Interest expense | | | 0.0 | | | | | |
| Other income (expense), net [+] | | | 0.2 | 0.2 | | 0.0 | | 0.0 |
| Gain (loss) on debt retirement | | | -0.1 | | | | | |
| Pre-tax income | | | -1.3 | -1.2 | 0.0 | 0.0 | 0.0 | -0.1 |
| Income taxes | | | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Tax rate | | | -0.1% | | 0.0% | 0.0% | 0.0% | 0.0% |
| Net income | | | -1.3 | -1.2 | 0.0 | 0.0 | 0.0 | -0.1 |
| Net margin | | | -364.2% | -318.3% | -51.4% | -10.9% | -35.5% | -94.9% |
| |
| Basic EPS [+] | | | ($0.76) | ($0.70) | ($0.02) | $0.00 | ($0.02) | ($0.04) |
| Growth | | | 4925.5% | 1593.0% | -72.4% | -98.0% | -93.8% | -86.2% |
| Diluted EPS [+] | | | ($0.61) | ($0.56) | ($0.01) | $0.00 | ($0.01) | ($0.03) |
| Growth | | | 5033.7% | 1614.0% | -72.0% | -98.7% | -95.2% | -89.2% |
| |
| Shares outstanding (basic) [+] | | | 1.7 | 1.7 | 1.7 | 1.7 | 1.7 | 1.7 |
| Growth | | | 4.6% | 0.0% | 1.5% | 1.5% | 3.0% | 27.6% |
| Shares outstanding (diluted) [+] | | | 2.2 | 2.1 | 2.1 | 2.6 | 2.1 | 2.1 |
| Growth | | | 2.4% | -1.2% | 0.0% | 55.6% | 31.2% | 62.6% |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |