Non-interest Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	$ 837	$ 1,269	$ 1,518	$ 2,845
Revenue Not from Contract with Customer	262	1,895	290	1,960
Noninterest income	1,099	3,164	1,808	4,805
Depository fees and charges
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	553	592	1,108	1,195
Loan fees and service charges
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	132	41	248	139
Other noninterest income
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	$ 152	$ 636	$ 162	$ 1,511