Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) - $ / shares	Mar. 31, 2020	Jun. 30, 2019
Statement of Financial Position [Abstract]
Preferred stock, par value	$ .01	$ .01
Preferred stock, shares authorized	100,000	100,000
Preferred stock , shares issued
Common stock, par value	$ .01	$ .01
Common stock, shares authorized	4,000,000	4,000,000
Common stock, shares issued	3,404,982	3,404,982
Common stock, shares outstanding	2,291,554	2,309,962
Treasury stock, shares	1,113,428	1,095,020