Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity - Schedule of Outstanding Under the Legacy Plan (Detail)

v3.21.1
Stockholders' Equity - Schedule of Outstanding Under the Legacy Plan (Detail)
9 Months Ended
Mar. 31, 2021
$ / shares
shares
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Granted 4,999,000
Ending balance 6,453,000
Stock options [Member]  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Beginning balance 1,559,000
Granted 4,999,000
Exercised (69)
Expired (22)
Forfeited (14,000)
Ending balance 6,453,000
Beginning balance | $ / shares $ 4.61
Granted | $ / shares 1.68
Stock option exercise price | $ / shares 0.61
Expired | $ / shares 41.44
Forfeited | $ / shares 1.42
Ending balance | $ / shares $ 2.26