Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals)

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Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - USD ($)
$ in Thousands
Mar. 31, 2022
Jun. 30, 2021
Statement of Financial Position [Abstract]    
Accounts receivable, allowance for doubtful accounts $ 1,522 $ 1,229
Undesignated capital stock, no par (in dollars per share) $ 0 $ 0
Undesignated capital stock, shares authorized (in shares) 5,000,000 5,000,000
Undesignated capital stock, shares issued (in shares) 0 0
Undesignated capital stock, shares outstanding (in shares) 0 0
Common stock, par value (in dollars per share) $ 0.01 $ 0.01
Common stock, shares authorized (in shares) 100,000,000 100,000,000
Common stock, shares issued (in shares) 39,263,444 38,955,484
Common stock, shares outstanding (in shares) 39,263,444 38,955,484