Consolidated Statements of Changes in Shareholders' Equity - USD ($) $ in Thousands	Cumulative Effect Adjustment for ASU Implementation [Member] Retained Earnings [Member]	Cumulative Effect Adjustment for ASU Implementation [Member]	Common Stock [Member]	Additional Paid-In Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Loss [Member]	Treasury Stock [Member]	Total
Balance (ASU 2016-13 [Member]) at Jun. 30, 2023	$ (510)	$ (510)
Balance at Jun. 30, 2023			$ 1,722	$ 10,156	$ 193,721	$ (21,408)	$ (908)	$ 183,283
Dividends declared					(2,616)			(2,616)
Net income					18,037			18,037
Other comprehensive income (loss), net of taxes						991		991
Balance at Mar. 31, 2024			1,722	10,156	208,632	(20,417)	(908)	199,185
Balance at Dec. 31, 2023			1,722	10,156	203,396	(19,070)	(908)	195,296
Dividends declared					(625)			(625)
Net income					5,861			5,861
Other comprehensive income (loss), net of taxes						(1,347)		(1,347)
Balance at Mar. 31, 2024			1,722	10,156	208,632	(20,417)	(908)	199,185
Balance at Jun. 30, 2024			1,722	10,156	214,740	(19,710)	(908)	206,000
Dividends declared					(3,772)			(3,772)
Net income					21,805			21,805
Other comprehensive income (loss), net of taxes						5,010		5,010
Balance at Mar. 31, 2025			1,722	10,156	232,773	(14,700)	(908)	229,043
Balance at Dec. 31, 2024			1,722	10,156	225,421	(17,942)	(908)	218,449
Dividends declared					(702)			(702)
Net income					8,054			8,054
Other comprehensive income (loss), net of taxes						3,242		3,242
Balance at Mar. 31, 2025			$ 1,722	$ 10,156	$ 232,773	$ (14,700)	$ (908)	$ 229,043