Equity Incentive Plans StockBased Compensation Exercise of Options and Warrants Outstanding (Details 1) - USD ($) |
12 Months Ended | |
|---|---|---|
Jun. 30, 2022 |
Jun. 30, 2021 |
|
| Total Stock-based Compensation Expense | $ 583,000 | $ 183,000 |
| Research and Development Expense [Member] | ||
| Total Stock-based Compensation Expense | 160,000 | 183,000 |
| General and Administrative Expense [Member] | ||
| Total Stock-based Compensation Expense | $ 423,000 | $ 0 |