Annual report pursuant to Section 13 and 15(d)

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

v3.20.2
Stockholders' Equity - Schedule of Outstanding Warrants (Parenthetical) (Detail) - Warrants - shares
Sep. 30, 2020
Jun. 30, 2020
Number   10,309,456
Issued For Services Three [Member]    
Number   26,500
Issued For Services Three [Member] | Subsequent Event [Member]    
Number 1,500