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Income Taxes (Narrative) (Details) - USD ($)
12 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Income Tax Contingency [Line Items]    
Valuation allowance $ 0 $ 0
Estimated reduction in uncertain tax provisions, next 12 months 400,000  
Foreign    
Income Tax Contingency [Line Items]    
Long-term deferred tax assets $ 1,900,000 $ 1,900,000