Intangible Assets (Carrying Value and Accumulated Amortization) (Details) - USD ($) $ in Thousands |
Jun. 30, 2022 |
Jun. 30, 2021 |
|---|---|---|
| Finite-Lived Intangible Assets [Line Items] | ||
| Finite-Lived Intangible Assets, gross carrying value | $ 5,946 | $ 5,820 |
| Finite-Lived Intangible Assets, accumulated amortization | (5,270) | (4,868) |
| Total definite lived intangible assets, net of accumulated amortization | 676 | 952 |
| License - indefinite lived | 4,175 | |
| Total net intangible assets | 4,851 | 952 |
| Intellectual Property [Member] | ||
| Finite-Lived Intangible Assets [Line Items] | ||
| Finite-Lived Intangible Assets, gross carrying value | 3,100 | 3,100 |
| Finite-Lived Intangible Assets, accumulated amortization | (2,867) | (2,711) |
| Patents and Licenses [Member] | ||
| Finite-Lived Intangible Assets [Line Items] | ||
| Finite-Lived Intangible Assets, gross carrying value | 2,846 | 2,720 |
| Finite-Lived Intangible Assets, accumulated amortization | $ (2,403) | $ (2,157) |