Available for Sale Securities - Amortized Cost and Fair Value of Available-for-sale Securities, by Contractual Maturity (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Jun. 30, 2022
Amortized Cost
Within one year	$ 1,521
After one year but less than five years	11,502
After five years but less than ten years	33,932
After ten years	24,078
Total investment securities	71,033
Total AFS securities, Amortized Cost	260,164	$ 257,760
Estimated Fair Value
Within one year	1,515
After one year but less than five years	11,174
After five years but less than ten years	31,418
After ten years	21,922
Total investment securities	66,029
Available for sale securities	235,116	235,394
Debt and Equity Securities
Amortized Cost
Total AFS securities, Amortized Cost	71,033	68,687
Estimated Fair Value
Available for sale securities	66,029	64,809
Total MBS and CMOs
Amortized Cost
Total AFS securities, Amortized Cost	189,131	189,073
Estimated Fair Value
Available for sale securities	$ 169,087	$ 170,585