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Income Taxes, Operating Loss and Tax Credit Carryforward (Details) - USD ($)
 12 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Operating Loss Carryforwards and Tax Credit Carryforward [Abstract]    
Tax credits carryforward $ 2,054,000  
Tax credits carryforward, expiration date Mar. 31, 2034  
Net increase in valuation allowance $ 37,780,000  
Deferred Tax Assets [Abstract]    
Valuation allowance 45,399,000 $ 7,619,000
Canada [Member]    
Deferred Tax Assets [Abstract]    
Valuation allowance 4,500,000  
United States    
Deferred Tax Assets [Abstract]    
Valuation allowance 38,009,000  
Federal [Member]    
Operating Loss Carryforwards and Tax Credit Carryforward [Abstract]    
Operating loss carryforwards $ 1,474,000  
Operating loss carryforwards, expiration date Mar. 31, 2034  
State [Member]    
Operating Loss Carryforwards and Tax Credit Carryforward [Abstract]    
Operating loss carryforwards $ 401,000  
Operating loss carryforwards, expiration date Mar. 31, 2033  
Foreign [Member]    
Operating Loss Carryforwards and Tax Credit Carryforward [Abstract]    
Operating loss carryforwards $ 16,403,000  
Operating loss carryforwards, expiration date Mar. 31, 2038  
State of California [Member]    
Income Tax Examination [Abstract]    
Tax years under examination 2020 2021 2022