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Condensed Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Sep. 30, 2020	Jun. 30, 2020
Statement Condensed Consolidated Balance Sheets [Abstract]
Accounts receivable, allowances	$ 830	$ 905
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	60,000,000	60,000,000
Common stock, shares issued	27,888,217	27,888,217
Common stock, shares outstanding	26,460,196	26,141,528
Treasury stock, shares	1,428,021	1,746,689

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Statement Condensed Consolidated Balance Sheets [Abstract]

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Amount of allowance for credit loss on accounts receivable, classified as current.

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