INCOME TAX - Earnings (Loss) Before Income Tax Attributable to U.S. and non-U.S. Continuing Operations (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2021
Income Tax Disclosure [Abstract]
U.S.	$ (122,994)	$ (37,415)	$ (122,257)
Non-U.S.	4,140	2,340	1,457
Loss from continuing operations before income taxes	$ (118,854)	$ (35,075)	$ (120,800)