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Debt (The Credit Agreement) (Details) - USD ($)
9 Months Ended
Oct. 11, 2022
Mar. 31, 2023
Mar. 31, 2022
Jan. 31, 2023
Oct. 10, 2022
Jun. 30, 2022
Nov. 01, 2021
Debt Instrument [Line Items]              
Restricted cash   $ 3,253,000       $ 5,996,000  
Amount released from restricted cash   18,857,000 $ 37,696,000        
Secured Term Loan              
Debt Instrument [Line Items]              
Secured term loan   13,852,000       22,375,000 $ 22,375,000
Deferred finance costs   152,000       214,000  
Interest rate (as percent)             3.25%
Debt balance   $ 13,700,000       $ 22,161,000  
College Station Investors LLC And Bryan Capital [Member] | Secured Term Loan              
Debt Instrument [Line Items]              
Secured term loan             $ 22,375,000
Woodforest [Member]              
Debt Instrument [Line Items]              
Unrestricted cash       $ 7,500,000      
Woodforest [Member] | Amended Credit Agreement [Member]              
Debt Instrument [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]              
Debt Instrument [Line Items]              
Principal payment 5,500,000            
Woodforest [Member] | Amended Credit Agreement [Member] | Within Two Business Days Of Frunhofer Legal Settlement [Member]              
Debt Instrument [Line Items]              
Principal payment 5,100,000            
Woodforest [Member] | Amended Credit Agreement [Member] | Occurrence Of Specific Milestone [Member]              
Debt Instrument [Line Items]              
Liquidity covenant, amount $ 5,000,000.0