Antidilutive Securities (Detail) - shares shares in Thousands	12 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2019
Potentially Dilutive Securities Outstanding [Line Items]
Total anti-dilutive shares	20,329	27,092	16,151
Employee Stock option
Potentially Dilutive Securities Outstanding [Line Items]
Total anti-dilutive shares	15,887	11,030	8,057
Restricted Stock Units (RSUs)
Potentially Dilutive Securities Outstanding [Line Items]
Total anti-dilutive shares	427		32
Warrants
Potentially Dilutive Securities Outstanding [Line Items]
Total anti-dilutive shares	4,015	16,062	8,062