EMPLOYEE BENEFIT PLANS - Employee stock ownership plan (Details) |
12 Months Ended | ||
|---|---|---|---|
|
Mar. 31, 2026
USD ($)
item
shares
|
Mar. 31, 2025
USD ($)
item
shares
|
Mar. 31, 2024
USD ($)
shares
|
|
| Employee stock ownership plan [Abstract] | |||
| Number of hours of service | item | 1,000 | 1,000 | |
| Bank purchased common stock on open market and contributed such shares to ESOP | 25,000 | 25,000 | 25,000 |
| Expense related to ESOP | $ | $ 135,000 | $ 135,000 | $ 150,000 |
| Shares released and allocated to participants | 363,719 | 384,382 | |