FAIR VALUE MEASUREMENTS - Level 3 inputs for financial instruments measured at fair value (Details) $ in Thousands	12 Months Ended
	Mar. 31, 2023 USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired Loans Valuation Technique [Extensible Enumeration]	us-gaap:ValuationTechniqueDiscountedCashFlowMember
Impaired Loans Measurement Input [Extensible Enumeration]	Discount rate
Adjustments to the appraised values of impaired loans	$ 0
Discount rate
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired loans	5.375%