INVESTMENT SECURITIES - Schedule of reconciliation of the beginning and ending balance for investments that use Level 3 inputs (Details) - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended |
|---|---|---|
Jun. 30, 2026 |
Mar. 31, 2026 |
|
| Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] | ||
| Reclassification to associate | $ 1,093 | |
| Trading securities | ||
| Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] | ||
| Investments beginning | $ 22,275 | 18,320 |
| Revaluation of investments that use Level 3 inputs | 1,140 | 633 |
| Foreign currency translation | 7 | |
| Investments ending | $ 23,415 | 22,275 |
| Investments | ||
| Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] | ||
| Purchase of investments that use Level 3 inputs | $ 2,222 |