DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES - Summary of Notional Amounts and Fair Values of Derivative Instruments on Consolidated Balance Sheet (Details) - Forward contracts - Designated as Hedging Instrument - USD ($) $ in Thousands	Dec. 31, 2020	Mar. 31, 2020
Derivatives, Fair Value [Line Items]
Notional Amounts	$ 3,474	$ 1,722
Prepaid Expenses and Other Current Assets
Derivatives, Fair Value [Line Items]
Prepaid Expenses and Other Current Assets	174	0
Accrued Other
Derivatives, Fair Value [Line Items]
Accrued Other	$ 0	$ 49