FAIR VALUE MEASUREMENTS - Assets Measured at Fair Value on a Non-recurring Basis (Details) - Nonrecurring basis - Impaired loans - USD ($) $ in Thousands	Mar. 31, 2023	Mar. 31, 2022
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total nonrecurring assets measured at fair value	$ 89	$ 228
Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total nonrecurring assets measured at fair value	$ 89	$ 228