v3.22.2.2

Basis of Presentation (Narrative) (Details) | Oct. 11, 2022 USD ($) | Oct. 07, 2022 | Sep. 30, 2022 USD ($) | Jun. 30, 2022 USD ($) entity
--- | --- | --- | --- | ---
Basis of Presentation [Line Items] |  |  |  |
Number of affiliates with non-controlling interest | entity |  |  |  | 2
Cash and cash equivalents and marketable securities |  |  |  | $ 39,500,000
Reverse stock split, shares received per share tendered |  | 0.04 |  |
Woodforest [Member] | Amended Credit Agreement [Member] |  |  |  |
Basis of Presentation [Line Items] |  |  |  |
Debt amortization payment | $ 250,000 |  |  |
Amendment fee | 22,375 |  |  |
Liquidity covenant, amount | 7,500,000 |  | $ 10,000,000 |
Woodforest [Member] | Amended Credit Agreement [Member] | Date Of Amendment [Member] |  |  |  |
Basis of Presentation [Line Items] |  |  |  |
Principal payment | 5,500,000 |  |  |
Woodforest [Member] | Amended Credit Agreement [Member] | Within Two Business Days Of Frunhofer Legal Settlement [Member] |  |  |  |
Basis of Presentation [Line Items] |  |  |  |
Principal payment | 5,100,000 |  |  |
Woodforest [Member] | Amended Credit Agreement [Member] | Occurrence Of Specific Milestone [Member] |  |  |  |
Basis of Presentation [Line Items] |  |  |  |
Liquidity covenant, amount | $ 5,000,000.0 |  |  |

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