COMMITMENTS AND CONTINGENCIES - Narrative (Details)	12 Months Ended
	Mar. 31, 2024 USD ($)	Mar. 31, 2023 USD ($)	Mar. 31, 2022 USD ($)	Dec. 31, 2023 ft²
Gain Contingencies [Line Items]
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Other assets	Other assets
Operating Lease, Liability, Statement of Financial Position [Extensible Enumeration]	Other liabilities	Other liabilities
Lease expense	$ 300,000	$ 300,000	$ 300,000
Operating lease asset	2,400,000	1,800,000
Operating lease liability	$ 3,200,000	$ 2,800,000
Remaining lease term	11 years 6 months
Discount rate	7.60%
Lessee, Operating Lease, Liability, Undiscounted Excess Amount Not Disclosed	$ 0
Office Space
Gain Contingencies [Line Items]
Area of additional office space | ft²				7,100
Lease term				10 years
Extended lease term				3 years
Letters of Credit Issued and Outstanding
Gain Contingencies [Line Items]
Expiring letters of credit	900,000
August 2024 | Letters of Credit Issued and Outstanding
Gain Contingencies [Line Items]
Expiring letters of credit	400,000
February 2025 | Letters of Credit Issued and Outstanding
Gain Contingencies [Line Items]
Expiring letters of credit	300,000
March 2025 | Letters of Credit Issued and Outstanding
Gain Contingencies [Line Items]
Expiring letters of credit	$ 200,000