Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity - Schedule of Series C Preferred Stock Outstanding, Conversion Shares and Aggregate Dividends (Detail)

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Stockholders' Equity - Schedule of Series C Preferred Stock Outstanding, Conversion Shares and Aggregate Dividends (Detail)
shares in Thousands
9 Months Ended
Mar. 31, 2022
$ / shares
shares
Series C-1 Preferred Shares [Member]  
Class Of Stock [Line Items]  
Number 13,945
Conversion price | $ / shares $ 1.16
Number of conversion shares (in thousands) 12,022
Dividend Shares (in thousands) 8,641
Series C-2 Preferred Shares [Member]  
Class Of Stock [Line Items]  
Number 898
Conversion price | $ / shares $ 1.214
Number of conversion shares (in thousands) 740
Dividend Shares (in thousands) 518
Series C-3 Preferred Shares [Member]  
Class Of Stock [Line Items]  
Number 1,995
Conversion price | $ / shares $ 1.15
Number of conversion shares (in thousands) 1,734
Dividend Shares (in thousands) 1,237
Preferred Stock Series C  
Class Of Stock [Line Items]  
Number 16,838
Number of conversion shares (in thousands) 14,496
Dividend Shares (in thousands) 10,396
Preferred Stock Series C | 10% - August 19, 2021 [Member]  
Class Of Stock [Line Items]  
Dividend Shares (in thousands) 1,698
Preferred Stock Series C | 15% - August 19, 2022 [Member]  
Class Of Stock [Line Items]  
Dividend Shares (in thousands) 2,174
Preferred Stock Series C | 20% - August 19, 2023 [Member]  
Class Of Stock [Line Items]  
Dividend Shares (in thousands) 2,899
Preferred Stock Series C | 25% - August 19, 2024 [Member]  
Class Of Stock [Line Items]  
Dividend Shares (in thousands) 3,625