Other Non-interest Revenue and Expense (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2023	Dec. 31, 2022
Noninterest Income, Other [Abstract]
Bank Owned Life Insurance Income	$ 338	$ 42	$ 420	$ 102
Other	152	48	295	269
Total non-interest income	490	90	715	371
Non-interest expense:
Advertising	68	104	302	368
Legal expense	88	63	428	246
Insurance and surety	320	293	938	878
Audit expense	165	148	496	448
Data lines / internet	100	105	310	299
Security services	15	85	41	234
Retail expenses	285	224	855	690
Operating charge-offs and other losses	154	19	293	53
Director's fees	135	24	346	270
Other	673	660	1,928	1,839
Total non-interest expense	$ 2,003	$ 1,725	$ 5,937	$ 5,325