Consolidated Statements of Changes in Shareholders' Equity - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-In Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Loss [Member]	Treasury Stock [Member]	Total
Balance at Jun. 30, 2021	$ 861	$ 11,017	$ 139,775	$ (1,161)	$ (908)	$ 149,584
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Dividends declared			(508)			(508)
Net Income			7,114			7,114
Other comprehensive loss, net of taxes				(1,354)		(1,354)
Balance at Sep. 30, 2021	861	11,017	146,381	(2,515)	(908)	154,836
Balance at Jun. 30, 2022	861	11,017	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	$ 861	$ 11,017	$ 173,617	$ (25,001)	$ (908)	$ 159,586