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Financial Risk Management and Derivatives (Details) - USD ($)
3 Months Ended 9 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2020
Dec. 31, 2019
Mar. 31, 2020
Foreign Currency Exchange Contracts [Abstract]          
Forward foreign currency exchange contracts included in prepaid and other current assets $ 2,732,000   $ 2,732,000    
Forward foreign currency exchange contracts included in included other current liabilities         $ 6,284,000
Forward Foreign Currency Exchange Contracts [Member]          
Foreign Currency Exchange Contracts [Abstract]          
Notional amount of foreign currency derivatives 37,601,000   37,601,000   $ 42,052,000
Forward Foreign Currency Exchange Contracts [Member] | Foreign Exchange Impact of Lease Liabilities and Forward Contracts [Member]          
Foreign Currency Exchange Contracts [Abstract]          
Forward foreign currency exchange contracts $ 3,817,000 $ 1,644,000 $ 9,016,000 $ 1,016,000  
Forward Foreign Currency Exchange Contracts [Member] | Maximum [Member]          
Foreign Currency Exchange Contracts [Abstract]          
Derivative, term of contract     1 year