GOODWILL AND INTANGIBLE ASSETS - Schedule of Intangible Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Mar. 31, 2021
Finite-Lived Intangible Assets [Line Items]
Cost	$ 1,104,705	$ 1,091,217
Accumulated Amortization	(650,986)	(597,951)
Net	453,719	493,266
Developed technology
Finite-Lived Intangible Assets [Line Items]
Cost	251,072	252,071
Accumulated Amortization	(221,842)	(212,688)
Net	29,230	39,383
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Cost	772,339	775,898
Accumulated Amortization	(372,349)	(333,903)
Net	399,990	441,995
Distributor relationships and technology licenses
Finite-Lived Intangible Assets [Line Items]
Cost	11,408	11,469
Accumulated Amortization	(8,639)	(7,829)
Net	2,769	3,640
Definite-lived trademark and trade name
Finite-Lived Intangible Assets [Line Items]
Cost	57,877	39,434
Accumulated Amortization	(36,380)	(31,467)
Net	21,497	7,967
Core technology
Finite-Lived Intangible Assets [Line Items]
Cost	7,192	7,192
Accumulated Amortization	(7,192)	(7,192)
Net	0	0
Net beneficial leases
Finite-Lived Intangible Assets [Line Items]
Cost		336
Accumulated Amortization		(336)
Net		0
Non-compete agreements
Finite-Lived Intangible Assets [Line Items]
Cost	292	292
Accumulated Amortization	(292)	(292)
Net	0	0
Capitalized software
Finite-Lived Intangible Assets [Line Items]
Cost	3,317	3,317
Accumulated Amortization	(3,314)	(3,281)
Net	3	36
Other
Finite-Lived Intangible Assets [Line Items]
Cost	1,208	1,208
Accumulated Amortization	(978)	(963)
Net	$ 230	$ 245