INCOME TAXES - Schedule of Reconciliation of Unrecognized Tax Benefits (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Mar. 31, 2019
Reconciliation of Unrecognized Tax Benefits [Roll Forward]
Balance at April 1,	$ 1,151	$ 1,314	$ 2,215
Additions based on tax positions related to the current year	48	49	28
Release of tax positions of prior years	(286)	(212)	(194)
Decrease relating to settlements with taxing authorities	0	0	(735)
Balance at March 31,	$ 913	$ 1,151	$ 1,314