In millions, except per share items | Jun-30-23 | Dec-31-22 | Sep-30-22 | Jun-30-22 | Mar-31-22 | Dec-31-21 | Sep-30-21 | Jun-30-21 |
| 10-Q | 10-Q | 10-K | 10-Q | 10-Q | 10-Q | 10-K | 10-Q |
CURRENT ASSETS: | | | | | | | | |
Cash and cash equivalents | 3.9 | 9.7 | 12.6 | 8.4 | 11.2 | 10.7 | 12.3 | 13.9 |
Total current assets | 3.9 | 9.7 | 12.6 | 8.4 | 11.3 | 13.9 | 12.3 | 13.9 |
PROPERTY AND EQUIPMENT, NET | 0.3 | 0.8 | 0.9 | 1.0 | 1.0 | 0.7 | 0.3 | 0.1 |
|
OTHER ASSETS | | | | | | | | |
Other assets | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
Operating lease right of use asset | 0.2 | 0.2 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.0 |
TOTAL ASSETS | 4.4 | 10.7 | 13.8 | 9.6 | 12.7 | 14.9 | 12.9 | 14.0 |
|
LIABILITIES AND STOCKHOLDERS' EQUITY | | | | | | | | |
CURRENT LIABILITIES: | | | | | | | | |
Accounts payable - trade | 0.5 | 0.4 | 0.5 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 |
Accrued expenses | 0.4 | 0.5 | 0.5 | 0.5 | 0.3 | 1.5 | 0.9 | 0.6 |
Accrued expenses - related parties | 0.3 | | | | | | | |
Convertible notes payable, net | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 | 13.4 | 9.2 | 5.0 |
Current portion of operating lease right of use liability | 0.2 | 0.2 | 0.2 | 0.1 | 0.2 | 0.2 | 0.1 | 0.0 |
Total current liabilities | 3.7 | 3.7 | 3.8 | 4.6 | 5.4 | 17.4 | 11.0 | 7.8 |
|
NON-CURRENT LIABILITIES: | | | | | | | | |
Operating lease right of use liability, net of current portion | | 0.0 | 0.1 | 0.1 | 0.1 | 0.2 | 0.2 | |
Total non-current liabilities | 3.0 | 0.0 | 0.1 | 2.4 | 3.3 | 17.5 | 0.6 | 0.2 |
|
STOCKHOLDERS' EQUITY | | | | | | | | |
Preferred stock, value | | | | | | | | |
Common stock | 0.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
Additional paid in capital | 119.4 | 112.2 | 111.2 | 100.7 | 99.5 | 83.5 | 82.5 | 79.7 |
Accumulated deficit | -118.7 | -105.2 | -101.4 | -95.8 | -92.8 | -86.7 | -81.3 | -73.7 |
Total stockholders' equity | 0.7 | 7.0 | 9.9 | 4.9 | 6.7 | -3.1 | 1.2 | 6.0 |
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY | 4.4 | 10.7 | 13.8 | 9.6 | 12.7 | 14.9 | 12.9 | 14.0 |