Condensed Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Sep. 30, 2022	Jun. 30, 2022
Condensed Consolidated Balance Sheets [Abstract]
Accumulated depreciation	$ 32,987	$ 35,249
Common stock, shares authorized	200,000,000	200,000,000
Common stock, par value	$ 0.001	$ 0.001
Common stock, shares issued	62,522,384	62,324,321
Common stock, shares outstanding	62,522,384	62,324,321
Preferred stock, shares authorized	50,000,000	50,000,000
Preferred stock, par value	$ 0.001	$ 0.001
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Treasury shares, shares outstanding	24,926,752	24,891,292