CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Common Stock	Additional Paid-in Capital	Retained Earnings Impact of adoption ASU 2016-13	Retained Earnings	Treasury Stock, Common Stock	Accumulated Other Comprehensive Income (Loss)	Impact of adoption ASU 2016-13	Total
BEGINNING BALANCE at Jun. 30, 2020	$ 93	$ 95,035	$ (7,151)	$ 165,709	$ (6,937)	$ 4,447	$ (7,151)	$ 258,347
Net Income				47,180				47,180
Change in unrealized gain on available for sale securities, net						(1,571)		(1,571)
Defined benefit pension plan net gain (loss)						6		6
Dividends paid on common stock				(5,598)				(5,598)
Stock option expense		142						142
Stock grant expense		408						408
Common Stock Issued	1							1
Treasury stock purchased					(8,341)			(8,341)
ENDING BALANCE at Jun. 30, 2021	94	95,585		200,140	(15,278)	2,882		283,423
Net Income				47,169				47,169
Change in unrealized gain on available for sale securities, net						(20,358)		(20,358)
Defined benefit pension plan net gain (loss)						(11)		(11)
Dividends paid on common stock				(7,194)				(7,194)
Stock option expense		165						165
Stock grant expense		532						532
Common Stock Issued	4	22,880						22,884
Treasury stock purchased					(5,838)			(5,838)
ENDING BALANCE at Jun. 30, 2022	98	119,162		240,115	(21,116)	(17,487)		320,772
Net Income				39,237				39,237
Change in unrealized gain on available for sale securities, net						(4,443)		(4,443)
Defined benefit pension plan net gain (loss)						5		5
Dividends paid on common stock				(8,632)				(8,632)
Stock option expense		255						255
Stock grant expense		584						584
Common Stock Issued	21	98,259						98,280
ENDING BALANCE at Jun. 30, 2023	$ 119	$ 218,260		$ 270,720	$ (21,116)	$ (21,925)		$ 446,058