| In millions, except per share items | May-31-23 | Nov-30-22 | May-31-22 | Nov-30-21 | May-31-21 |
| | 10-Q | 10-Q/A | 10-Q | 10-Q/A | 10-Q/A |
| Sales | 0.9 | 1.5 | 1.2 | 0.5 | 3.0 |
| Sales growth | -25.8% | 221.7% | -58.7% | | |
| Cost of sales | 0.6 | 1.0 | 0.2 | 0.0 | 0.0 |
| Gross profit | 0.3 | 0.4 | 1.0 | 0.4 | 2.9 |
| Gross margin | 28.9% | 29.1% | 81.4% | 94.9% | 99.1% |
| |
| Operating expenses: | | | | | |
| Advertising and promotion | 0.0 | 0.1 | 0.2 | 0.3 | 1.3 |
| Salaries and wages | 0.3 | 0.8 | 0.8 | 0.3 | 0.3 |
| Professional services | 0.2 | 0.1 | 0.1 | 0.1 | |
| General and administrative expenses | 0.2 | 0.2 | 0.4 | 0.3 | 0.2 |
| Loss from operations | -0.5 | -0.7 | -0.5 | -0.6 | 1.0 |
| Operating margin | -57.6% | -51.3% | -37.1% | -131.2% | 35.2% |
| |
| Other income (expense): | | | | | |
| Interest expense, net | -0.1 | -0.2 | 0.0 | 0.0 | 0.0 |
| Gain on extinguishment of debt | | | | 0.1 | 0.1 |
| Goodwill impairment | -0.1 | | | | |
| Change in fair value of derivative liability | 0.2 | 0.7 | | | |
| Employee retention credit | 0.3 | | | | |
| Other income (expense) | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Net loss before income taxes | -0.2 | -1.0 | -0.4 | -0.5 | |
| Net loss | -0.2 | -1.0 | -0.4 | -0.5 | 1.2 |
| Preferred stock dividends | 0.1 | 0.1 | | | |
| Net loss attributable to common stockholders | -0.3 | -1.1 | -0.4 | -0.5 | |
| |
| Basic and diluted loss per share | $0.00 | $0.00 | $0.00 | $0.00 | |
| |
| Weighted average shares outstanding - basic and diluted | 465.6 | 448.4 | 445.6 | 410.0 | 365.7 |