Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2018
Statement Of Income And Comprehensive Income [Abstract]
Net income	$ 18,102	$ 62,480	$ 15,930
Other comprehensive income:
Foreign currency translation adjustment	129	14	83
Total other comprehensive income	129	14	83
Comprehensive income	$ 18,231	$ 62,494	$ 16,013