Annual report [Section 13 and 15(d), not S-K Item 405]

Intangible Assets - Carrying Value and Accumulated Amortization (Details)

v3.25.2
Intangible Assets - Carrying Value and Accumulated Amortization (Details) - USD ($)
 12 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Finite-Lived Intangible Assets    
Finite-lived intangible asset amortization $ (20,000) $ (20,000)
Intangible Assets, Net    
Intangible assets, net 6,848,000 5,368,000
Amortization of intangible assets (20,000) (20,000)
Additions 1,500,000  
Impairment of intangible assets 0  
Intellectual Property    
Finite-Lived Intangible Assets    
Finite-lived intangible assets, gross 400,000 400,000
Finite-lived intangible assets accumulated amortization (55,000) (35,000)
Finite-lived intangible asset amortization (20,000) (20,000)
Finite-lived intangible asset additions 0  
Finite-lived intangible asset impairment 0  
Finite-lived intangible assets, net 345,000 365,000
Indefinite-Lived Intangible Assets    
Indefinite-lived intangible assets 5,003,000 5,003,000
Intangible Assets, Net    
Amortization of intangible assets (20,000) $ (20,000)
Patents and Licenses    
Indefinite-Lived Intangible Assets    
Indefinite-lived intangible assets 1,500,000  
Indefinite-lived intangible asset additions 0  
Indefinite-lived intangible asset impairment $ 0