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Property and Equipment (Details) - USD ($)
12 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Property, Plant and Equipment    
Less accumulated depreciation and amortization $ (1,012,000) $ (484,000)
Property and equipment, net 5,140,000 259,000
Depreciation expense 600,000 100,000
Loss on sale of equipment 100,000 0
Manufacturing Equipment    
Property, Plant and Equipment    
Property and equipment, gross 3,070,000 112,000
Leasehold Improvements    
Property, Plant and Equipment    
Property and equipment, gross 959,000 229,000
Office Equipment, Furniture and Other    
Property, Plant and Equipment    
Property and equipment, gross 1,093,000 312,000
Lab Equipment    
Property, Plant and Equipment    
Property and equipment, gross 832,000 $ 90,000
Asset under Construction    
Property, Plant and Equipment    
Property and equipment, gross $ 198,000