GOODWILL AND OTHER INTANGIBLE ASSETS, Other Intangible Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Mar. 31, 2020
Other Intangible Assets [Abstract]
Gross carrying amount	$ 87,741	$ 87,888
Accumulated amortization	(60,491)	(49,274)
Intangible Assets, Net Carrying Amount	27,250	38,614
Future amortization expense [Abstract]
Intangible Assets, Net Carrying Amount	27,250	38,614
Customer Relationships & Other Intangibles [Member]
Other Intangible Assets [Abstract]
Gross carrying amount	77,224	77,335
Accumulated amortization	(52,087)	(42,115)
Intangible Assets, Net Carrying Amount	25,137	35,220
Total amortization expense	10,100	10,300	$ 9,400
Future amortization expense [Abstract]
Year ending March 31, 2023	8,024
2024	6,216
2025	4,645
2026	3,156
2027	1,887
2028 and thereafter	1,209
Intangible Assets, Net Carrying Amount	$ 25,137	35,220
Customer Relationships & Other Intangibles [Member] | Minimum [Member]
Other Intangible Assets [Abstract]
Estimated useful life	5 years
Customer Relationships & Other Intangibles [Member] | Maximum [Member]
Other Intangible Assets [Abstract]
Estimated useful life	10 years
Capitalized Software Development [Member]
Other Intangible Assets [Abstract]
Gross carrying amount	$ 10,517	10,553
Accumulated amortization	(8,404)	(7,159)
Intangible Assets, Net Carrying Amount	$ 2,113	3,394
Estimated useful life	5 years
Future amortization expense [Abstract]
Intangible Assets, Net Carrying Amount	$ 2,113	$ 3,394