Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity - Schedule of Issuance of Series C Preferred Stock (Detail)

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Stockholders' Equity - Schedule of Issuance of Series C Preferred Stock (Detail) - Preferred Stock Series C
$ in Thousands
9 Months Ended
Mar. 31, 2021
USD ($)
shares
Class Of Stock [Line Items]  
Issuance | $ $ 18,286
Issuance, shares | shares 25,028
Issued on exercise of Series C Preferred Agent Warrants | $ $ 71
Issued on exercise of Series C Preferred Agent Warrants, shares | shares 31
Conversion of Series C Preferred stockto common stock | $ $ (3,106)
Conversion of series C preferred stock to common stock, shares | shares (4,156)
Ending Balance | $ $ 15,251
Ending Balance, shares | shares 20,903