Quarterly report pursuant to Section 13 or 15(d)

Other (Expense)/Income -Narrative (Details)

v3.21.2
Other (Expense)/Income -Narrative (Details)
$ in Thousands
 1 Months Ended 9 Months Ended
Feb. 18, 2021
USD ($)
Feb. 03, 2021
USD ($)
tranche
shares
Feb. 28, 2021
USD ($)
tranche
shares
Sep. 30, 2021
USD ($)
tranche
shares
Sep. 30, 2020
USD ($)
Jun. 30, 2021
USD ($)
Debt Instrument [Line Items]            
Number of tranches | tranche   2 2 3    
Issuance costs for derivative liabilities and debt carried at fair value       $ 6,238 $ 108  
Issued as incentive shares and as incentive warrants, in connection with the Rights Offering            
Debt Instrument [Line Items]            
Loss on conversion of debt   $ (3,000)        
Bridge Notes            
Debt Instrument [Line Items]            
Conversion of bridge notes and accrued interest into common stock       $ 77,097    
Debt issuance costs, net   $ 47,600       $ 100
Debt issuance costs, shares issued | shares   8,500,000        
Debt issuance costs, value of shares issued   $ 43,900        
Issuance costs for derivative liabilities and debt carried at fair value   3,700        
Bridge Notes | Issued in connection with the initial tranche of Bridge Notes            
Debt Instrument [Line Items]            
Loss on conversion of debt   $ (84,300)        
Bridge Notes | Loss on issuance of Bridge Notes tranche two            
Debt Instrument [Line Items]            
Loss on conversion of debt $ (12,200)          
Bridge Notes | Common Stock            
Debt Instrument [Line Items]            
Conversion of bridge notes and accrued interest into common stock (in shares) | shares     11,500,000 7,736,000    
Conversion of bridge notes and accrued interest into common stock     $ 59,800 $ 1    
Bridge Notes | Common Stock warrants            
Debt Instrument [Line Items]            
Conversion of bridge notes and accrued interest into common stock (in shares) | shares     3,900,000      
Warrants issued during period, value     $ 18,400      
Bridge Notes | Incentive Common Stock            
Debt Instrument [Line Items]            
Conversion of bridge notes and accrued interest into common stock (in shares) | shares   300,000        
Conversion of bridge notes and accrued interest into common stock   $ 2,600        
Bridge Notes | Incentive Warrant            
Debt Instrument [Line Items]            
Conversion of bridge notes and accrued interest into common stock (in shares) | shares   51,000        
Conversion of bridge notes and accrued interest into common stock   $ 500        
Bridge Notes | Convertible Debt            
Debt Instrument [Line Items]            
Debt instrument, face amount 40,000   18,100     500
Debt instrument fair value $ 52,200   $ 24,200     $ 600