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Fair Value Of Financial Instruments (Carrying Value Of Assets And Liabilities Measured On Recurring Basis) (Details) - USD ($)
3 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Liabilities    
Foreign currency adjustment $ 90,000 $ (886,000)
Recurring [Member]    
Assets    
Beginning balance, Carrying value 3,539,000  
Ending balance, Carrying value 1,958,000  
Significant Unobservable Inputs (Level 3) [Member] | Recurring [Member]    
Assets    
Beginning balance, Carrying value 0 0
Foreign currency adjustment 0 0
Ending balance, Carrying value $ 0 $ 0