Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
Balances and changes in components of accumulated other comprehensive loss [Roll Forward]
Balance	$ 206,000	$ 183,283
Total other comprehensive income (loss), net of taxes	5,570	(3,712)
Balance	216,298	184,168
Accumulated Other Comprehensive Loss [Member]
Balances and changes in components of accumulated other comprehensive loss [Roll Forward]
Balance	(19,710)	(21,408)
Other comprehensive income (loss) before reclassification	5,570	(3,712)
Total other comprehensive income (loss), net of taxes	5,570	(3,712)
Balance	(14,140)	(25,120)
Unrealized Losses on Securities Available-for-sale [Member]
Balances and changes in components of accumulated other comprehensive loss [Roll Forward]
Balance	(19,182)	(20,531)
Other comprehensive income (loss) before reclassification	5,570	(3,712)
Total other comprehensive income (loss), net of taxes	5,570	(3,712)
Balance	(13,612)	(24,243)
Pension Benefits [Member]
Balances and changes in components of accumulated other comprehensive loss [Roll Forward]
Balance	(528)	(877)
Other comprehensive income (loss) before reclassification	0	0
Total other comprehensive income (loss), net of taxes	0	0
Balance	$ (528)	$ (877)