CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Common Stock	Additional Paid-in Capital	Retained Earnings	Treasury Stock, Common Stock	Accumulated Other Comprehensive Loss	Total
BEGINNING BALANCE at Jun. 30, 2022	$ 98	$ 119,162	$ 240,115	$ (21,116)	$ (17,487)	$ 320,772
Net Income			21,267			21,267
Change in unrealized loss on available for sale securities					(1,293)	(1,293)
Dividends paid on common stock			(3,876)			(3,876)
Stock option expense		109				109
ENDING BALANCE at Dec. 31, 2022	98	119,271	257,506	(21,116)	(18,780)	336,979
BEGINNING BALANCE at Sep. 30, 2022	98	119,216	247,780	(21,116)	(19,578)	326,400
Net Income			11,664			11,664
Change in unrealized loss on available for sale securities					798	798
Dividends paid on common stock			(1,938)			(1,938)
Stock option expense		55				55
ENDING BALANCE at Dec. 31, 2022	98	119,271	257,506	(21,116)	(18,780)	336,979
BEGINNING BALANCE at Jun. 30, 2023	119	218,260	270,720	(21,116)	(21,925)	446,058
Net Income			25,345			25,345
Change in unrealized loss on available for sale securities					3,125	3,125
Dividends paid on common stock			(4,761)			(4,761)
Stock option expense		415				415
ENDING BALANCE at Dec. 31, 2023	119	218,675	291,304	(21,116)	(18,800)	470,182
BEGINNING BALANCE at Sep. 30, 2023	119	218,593	281,491	(21,116)	(25,158)	453,929
Net Income			12,193			12,193
Change in unrealized loss on available for sale securities					6,358	6,358
Dividends paid on common stock			(2,380)			(2,380)
Stock option expense		82				82
ENDING BALANCE at Dec. 31, 2023	$ 119	$ 218,675	$ 291,304	$ (21,116)	$ (18,800)	$ 470,182