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Commitments and Contingencies - Additional Information (Details) - USD ($)
12 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Loss Contingencies    
Lease and operating commitment expense $ 1,900,000 $ 1,800,000
Other Investors    
Loss Contingencies    
Recourse liability 25,000 150,000
Mortgage Partnership Finance (MPF) Program    
Loss Contingencies    
Recourse liability $ 8,000 $ 10,000