Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity - Schedule of Warrants (Parenthetical) (Detail)

v3.20.4
Stockholders' Equity - Schedule of Warrants (Parenthetical) (Detail) - Warrant [Member]
6 Months Ended
Dec. 31, 2020
$ / shares
shares
Warrants exercise price $ 30
2020 Investor Warrant [Member]  
Investor warrants exercised | shares 1,179,707
Warrants exercise price $ 1.00