Non-interest Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Disaggregation of Revenue [Line Items]
Noninterest income	$ 1,683	$ 941
Noninterest income out of scope of ASU 606
Disaggregation of Revenue [Line Items]
Noninterest income	947	48
Noninterest income in scope of ASU 606
Disaggregation of Revenue [Line Items]
Noninterest income	736	893
Depository fees and charges | Noninterest income in scope of ASU 606
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	587	804
Loan fees and service charges | Noninterest income in scope of ASU 606
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	57	75
Other noninterest income | Noninterest income in scope of ASU 606
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer	$ 92	$ 14