Available for Sale Securities - Gross Unrealized Losses and Fair Value, Continuous Unrealized Loss Position (Details) $ in Thousands	Dec. 31, 2023 USD ($) security	Jun. 30, 2023 USD ($)
Debt Securities, Available-for-sale [Line Items]
Less than 12 Months, Fair Value	$ 127,053	$ 138,235
Less than 12 Months, Unrealized Losses	2,580	3,057
12 Months or more, Fair Value	184,969	187,305
12 Months or more, Unrealized Losses	23,583	26,499
Fair Value, Total	312,022	325,540
Unrealized Losses , Total	26,163	29,556
US States and Political Subdivisions Debt Securities [Member]
Debt Securities, Available-for-sale [Line Items]
Less than 12 Months, Fair Value	3,422	11,574
Less than 12 Months, Unrealized Losses	14	184
12 Months or more, Fair Value	29,272	26,763
12 Months or more, Unrealized Losses	2,007	2,553
Fair Value, Total	32,694	38,337
Unrealized Losses , Total	$ 2,021	2,737
Number of individual securities in an unrealized loss position for less than 12 months | security	8
Number of individual securities in an unrealized loss position for more than 12 months | security	58
Corporate Obligations
Debt Securities, Available-for-sale [Line Items]
Less than 12 Months, Fair Value	$ 14,140	14,709
Less than 12 Months, Unrealized Losses	853	1,074
12 Months or more, Fair Value	16,284	13,821
12 Months or more, Unrealized Losses	1,648	2,107
Fair Value, Total	30,424	28,530
Unrealized Losses , Total	$ 2,501	3,181
Number of individual securities in an unrealized loss position for less than 12 months | security	8
Number of individual securities in an unrealized loss position for more than 12 months | security	14
Asset backed securities
Debt Securities, Available-for-sale [Line Items]
Less than 12 Months, Fair Value	$ 18,720	22,628
Less than 12 Months, Unrealized Losses	136	263
12 Months or more, Fair Value	715	698
12 Months or more, Unrealized Losses	265	282
Fair Value, Total	19,435	23,326
Unrealized Losses , Total	$ 401	545
Number of individual securities in an unrealized loss position for less than 12 months | security	6
Number of individual securities in an unrealized loss position for more than 12 months | security	4
Other Debt Obligations [Member]
Debt Securities, Available-for-sale [Line Items]
Less than 12 Months, Fair Value	$ 5,338	1,970
Less than 12 Months, Unrealized Losses	25	11
12 Months or more, Fair Value	309	350
12 Months or more, Unrealized Losses	44	45
Fair Value, Total	5,647	2,320
Unrealized Losses , Total	69	56
Total MBS and CMOs
Debt Securities, Available-for-sale [Line Items]
Less than 12 Months, Fair Value	85,433	87,354
Less than 12 Months, Unrealized Losses	1,552	1,525
12 Months or more, Fair Value	138,389	145,673
12 Months or more, Unrealized Losses	19,619	21,512
Fair Value, Total	223,822	233,027
Unrealized Losses , Total	$ 21,171	$ 23,037
Number of individual securities in an unrealized loss position for less than 12 months | security	24
Number of individual securities in an unrealized loss position for more than 12 months | security	109