Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - $ / shares shares in Thousands	Dec. 31, 2024	Jun. 30, 2024
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized (in shares)	1,055	1,055
Preferred stock, shares issued (in shares)	0	0
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	150,000	150,000
Common stock, shares issues (in shares)	49,638	49,550
Common stock, shares outstanding (in shares)	25,430	25,412
Treasury stock, shares (in shares)	24,208	24,138