COMMITMENTS AND CONTINGENCIES - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2021
Gain Contingencies [Line Items]
Lease expense	$ 0.3	$ 0.3	$ 0.2
Operating lease asset	1.8	1.8
Operating lease liability	$ 2.8	$ 2.7
Remaining lease term	9 years 6 months
Discount rate	7.21%
Operating Lease, Liability, Statement of Financial Position [Extensible Enumeration]	Other liabilities	Other liabilities
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Other assets	Other assets
Letters of credit issued and outstanding
Gain Contingencies [Line Items]
Expiring letters of credit	$ 0.9
February 2023 | Letters of credit issued and outstanding
Gain Contingencies [Line Items]
Expiring letters of credit	0.4
April 2023 | Letters of credit issued and outstanding
Gain Contingencies [Line Items]
Expiring letters of credit	0.2
August 2023 | Letters of credit issued and outstanding
Gain Contingencies [Line Items]
Expiring letters of credit	$ 0.3