Share-Based Compensation - Share Based Compensation Expense (Details) - USD ($) |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Mar. 31, 2025 |
Mar. 31, 2024 |
Mar. 31, 2025 |
Mar. 31, 2024 |
|
| Employee Service Share-based Compensation, Allocation of Recognized Period Costs | ||||
| Share-based compensation expense | $ 370,000 | $ 454,000 | $ 1,260,000 | $ 1,670,000 |
| Research and Development Expense | ||||
| Employee Service Share-based Compensation, Allocation of Recognized Period Costs | ||||
| Share-based compensation expense | 14,000 | 33,000 | 37,000 | 229,000 |
| General and Administrative Expense | ||||
| Employee Service Share-based Compensation, Allocation of Recognized Period Costs | ||||
| Share-based compensation expense | $ 356,000 | 421,000 | $ 1,223,000 | 1,441,000 |
| Discontinued Operations | ||||
| Employee Service Share-based Compensation, Allocation of Recognized Period Costs | ||||
| Share-based compensation expense | $ 3,000 | $ 9,000,000 | ||