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Employee Compensation and Benefits (Details 1) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2023
Dec. 31, 2022
Retirement Benefits [Abstract]        
Service costs $ 112 $ 83 $ 338 $ 255
Interest costs 24 13 74 39
Amortization of net actuarial loss 21 15 64 47
Net defined benefit plan costs $ 157 $ 111 $ 476 $ 341