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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Translation of Foreign Currency Transactions (Narrative) (Details) - Foreign currency forward contract
12 Months Ended
Mar. 31, 2022
USD ($)
Mar. 31, 2021
USD ($)
numberOfInstruments
Mar. 31, 2022
EUR (€)
numberOfInstruments
Derivative [Line Items]      
Notional amount   $ 7,100,000 € 15,700,000
Derivative, Number of Instruments Held | numberOfInstruments   2 1
Other operating expenses      
Derivative [Line Items]      
Gain (loss) included in other operating expenses | $ $ 33,000 $ 38,000