Consolidated Balance Sheets (Parenthetical) - $ / shares	Jun. 30, 2023	Jun. 30, 2022
Statement of Financial Position [Abstract]
Preferred stock, par value	$ 0.01	$ 0.01
Preferred stock, shares authorized	100,000	100,000
Preferred stock, shares issued	0	0
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	4,000,000	4,000,000
Common stock, shares issued	3,459,888	3,459,888
Common stock, shares outstanding	2,205,927	2,236,180
Treasury stock, shares	1,253,961	1,223,708