| In millions, except per share items | Jun-30-23 | Mar-31-23 | Dec-31-22 | Sep-30-22 | Jun-30-22 | Mar-31-22 | Dec-31-21 | Nov-30-21 |
| | 10-Q | 10-Q | 10-K | 10-Q | 10-Q | 10-Q | 10-K | 10-Q |
| OPERATING EXPENSES | | | | | | | | |
| General and administrative | 1.0 | 1.1 | 1.8 | 1.3 | 1.4 | 1.5 | 2.1 | 1.3 |
| Research and development | 0.8 | 1.2 | 1.7 | 1.1 | 1.1 | 0.5 | 1.9 | 1.3 |
| Total Operating Expenses | 1.8 | 2.3 | 3.5 | 2.4 | 2.5 | 1.9 | 4.0 | 2.6 |
| Loss from Operations | -1.8 | -2.3 | -3.5 | -2.4 | -2.5 | -1.9 | -4.0 | -2.6 |
| |
| OTHER INCOME (EXPENSE) | | | | | | | | |
| Interest income | | | | | 0.0 | 0.0 | 0.0 | 0.0 |
| Net change in fair value of trading marketable securities | 0.2 | 0.1 | | | 0.0 | 0.0 | 0.0 | |
| Total other income | 0.2 | 0.1 | 0.1 | 0.1 | 0.0 | 0.0 | 0.0 | 0.0 |
| NET LOSS | -1.6 | -2.2 | -3.3 | -2.3 | -2.4 | -2.0 | -4.0 | -2.5 |
| |
| OTHER COMPREHENSIVE INCOME (LOSS) | | | | | | | | |
| Unrealized (loss) gain on available-for-sale securities | 0.0 | | | | 0.0 | | | |
| Foreign currency translation adjustments | 0.0 | 0.0 | 0.1 | -0.2 | -0.1 | 0.0 | 0.0 | 0.0 |
| |
| Total Other Comprehensive Income (Loss) | | | | | | | | |
| TOTAL COMPREHENSIVE LOSS | -1.6 | -2.1 | -3.2 | -2.5 | -2.6 | -2.0 | -4.1 | -2.6 |
| |
| Basic and Diluted Loss per Common Share | ($0.56) | ($0.76) | ($1.18) | ($0.82) | ($0.87) | ($0.70) | ($1.81) | ($0.08) |
| |
| Basic and Diluted Weighted Average Common Shares Outstanding | 2.9 | 2.9 | 2.8 | 2.8 | 2.8 | 2.8 | 2.2 | 30.4 |