Annual report pursuant to Section 13 and 15(d)

Quarterly Financial Information - Schedule of Cash flows (Detail)

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Quarterly Financial Information - Schedule of Cash flows (Detail) - USD ($)
 3 Months Ended 6 Months Ended
Sep. 30, 2020
Dec. 31, 2020
Condensed Cash Flow Statements, Captions [Line Items]    
Net loss $ (19,572,230) $ (63,902,585)
Adjustments to reconcile net loss to net cash used in operating activities:    
Adjustments to reconcile net loss to net cash used in operating activities 19,433,174 62,822,984
Net cash used in operating activities (515,550) (1,165,494)
Net cash used in investing activities (690,000,000) (690,000,000)
Net cash provided by financing activities 693,295,138 692,860,173
Net change in cash 2,779,588 1,694,679
As Previously Reported    
Condensed Cash Flow Statements, Captions [Line Items]    
Net loss (206,850) (933,235)
Adjustments to reconcile net loss to net cash used in operating activities:    
Adjustments to reconcile net loss to net cash used in operating activities 67,794 (146,366)
Net cash used in operating activities (515,550) (1,165,494)
Net cash used in investing activities (690,000,000) (690,000,000)
Net cash provided by financing activities 693,295,138 692,860,173
Net change in cash 2,779,588 1,694,679
Restatement Adjustment    
Condensed Cash Flow Statements, Captions [Line Items]    
Net loss (19,365,380) (62,969,350)
Adjustments to reconcile net loss to net cash used in operating activities:    
Adjustments to reconcile net loss to net cash used in operating activities $ 19,365,380 $ 62,969,350