v3.26.1
Income Taxes - Deferred Tax Assets and Liabilities (Details) - USD ($)
Jun. 30, 2026
Jun. 30, 2025
Components of deferred tax assets and liabilities    
Net operating loss $ 63,827,000 $ 56,052,000
Share-based compensation 582,000 903,000
Capitalized research and development costs 2,148,000 5,144,000
Research and development tax credits 1,764,000 1,764,000
Investment in equity security 476,000 492,000
Property, plant and equipment (815,000) (866,000)
Intangible assets 937,000 (290,000)
Operating and finance lease liabilities 594,000 767,000
Operating and finance lease ROU assets (450,000) (593,000)
Accounts receivable 18,000  
Accrued expenses 676,000 14,000
Contribution carryforward 5,000 5,000
Valuation allowance (69,762,000) (63,392,000)
Total $ 0 $ 0