Consolidated Statements of Changes in Shareholders' Equity - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-In Capital [Member]	Retained Earnings [Member]	Retained Earnings [Member] Cumulative Effect Adjustment for ASU Implementation [Member]	Accumulated Other Comprehensive Loss [Member]	Treasury Stock [Member]	Total	Cumulative Effect Adjustment for ASU Implementation [Member]
Balance at Jun. 30, 2022	$ 1,722	$ 10,156	$ 165,127		$ (18,383)	$ (908)	$ 157,714
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Dividends declared			(546)				(546)
Net Income			9,036				9,036
Other comprehensive loss, net of taxes					(6,618)		(6,618)
Balance at Sep. 30, 2022	1,722	10,156	173,617		(25,001)	(908)	159,586
Balance at Jun. 30, 2023	1,722	10,156	193,721		(21,408)	(908)	183,283
Balance (Accounting Standards Update 2016-13 [Member]) at Jun. 30, 2023				$ (510)				$ (510)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Dividends declared			(1,362)				(1,362)
Net Income			6,469				6,469
Other comprehensive loss, net of taxes					(3,712)		(3,712)
Balance at Sep. 30, 2023	$ 1,722	$ 10,156	$ 198,318		$ (25,120)	$ (908)	$ 184,168