Available for Sale Securities - Gross Unrealized Losses and Fair Value, Continuous Unrealized Loss Position (Details) $ in Thousands	Mar. 31, 2024 USD ($) security	Jun. 30, 2023 USD ($)
Debt Securities, Available-for-sale [Line Items]
Less than 12 Months, Fair Value	$ 79,306	$ 138,235
Less than 12 Months, Unrealized Losses	863	3,057
12 Months or more, Fair Value	247,631	187,305
12 Months or more, Unrealized Losses	26,056	26,499
Fair Value, Total	326,937	325,540
Unrealized Losses , Total	26,919	29,556
US States and Political Subdivisions Debt Securities [Member]
Debt Securities, Available-for-sale [Line Items]
Less than 12 Months, Fair Value	1,831	11,574
Less than 12 Months, Unrealized Losses	8	184
12 Months or more, Fair Value	21,855	26,763
12 Months or more, Unrealized Losses	1,917	2,553
Fair Value, Total	23,686	38,337
Unrealized Losses , Total	$ 1,925	2,737
Number of individual securities in an unrealized loss position for less than 12 months | security	5
Number of individual securities in an unrealized loss position for more than 12 months | security	45
Corporate Obligations
Debt Securities, Available-for-sale [Line Items]
Less than 12 Months, Fair Value		14,709
Less than 12 Months, Unrealized Losses		1,074
12 Months or more, Fair Value	$ 26,908	13,821
12 Months or more, Unrealized Losses	2,139	2,107
Fair Value, Total	26,908	28,530
Unrealized Losses , Total	$ 2,139	3,181
Number of individual securities in an unrealized loss position for less than 12 months | security	1
Number of individual securities in an unrealized loss position for more than 12 months | security	19
Asset backed securities
Debt Securities, Available-for-sale [Line Items]
Less than 12 Months, Fair Value		22,628
Less than 12 Months, Unrealized Losses		263
12 Months or more, Fair Value	$ 10,464	698
12 Months or more, Unrealized Losses	280	282
Fair Value, Total	10,464	23,326
Unrealized Losses , Total	$ 280	545
Number of individual securities in an unrealized loss position for less than 12 months | security	0
Number of individual securities in an unrealized loss position for more than 12 months | security	6
Other securities [Member]
Debt Securities, Available-for-sale [Line Items]
Less than 12 Months, Fair Value	$ 4,709	1,970
Less than 12 Months, Unrealized Losses	24	11
12 Months or more, Fair Value	284	350
12 Months or more, Unrealized Losses	46	45
Fair Value, Total	4,993	2,320
Unrealized Losses , Total	70	56
Total MBS and CMOs
Debt Securities, Available-for-sale [Line Items]
Less than 12 Months, Fair Value	72,766	87,354
Less than 12 Months, Unrealized Losses	831	1,525
12 Months or more, Fair Value	188,120	145,673
12 Months or more, Unrealized Losses	21,674	21,512
Fair Value, Total	260,886	233,027
Unrealized Losses , Total	$ 22,505	$ 23,037
Number of individual securities in an unrealized loss position for less than 12 months | security	21
Number of individual securities in an unrealized loss position for more than 12 months | security	113