Post-effective amendment to a registration statement that is not immediately effective upon filing

STOCKHOLDERS' EQUITY - Warrants (Details)

v3.21.1
STOCKHOLDERS' EQUITY - Warrants (Details)
3 Months Ended 12 Months Ended
Feb. 24, 2020
$ / shares
shares
Mar. 31, 2021
USD ($)
D
$ / shares
shares
Dec. 31, 2020
USD ($)
D
$ / shares
shares
Mar. 29, 2021
$ / shares
shares
Dec. 09, 2020
$ / shares
Aug. 31, 2020
USD ($)
$ / shares
Mar. 31, 2020
USD ($)
$ / shares
Dec. 31, 2019
USD ($)
$ / shares
May 31, 2017
$ / shares
shares
Class of Warrant or Right [Line Items]                  
Warrants to purchase shares | shares                 2,442,440
Number of common stock purchased by each warrant | shares                 1
Revenue generated per share                 $ 35.00
Exercise price           $ 3.34     $ 3.34
Warrants and Rights Outstanding | $   $ 0 $ 93,328,000       $ 58,761    
Fair value of the warrants | $     $ 200,000     $ 1,700,000 $ 100,000 $ 1,000,000.0  
Common stock par value (in dollars per share)   $ 0.0001 $ 0.0001   $ 0.0001 $ 0.0001   $ 0.0001  
Share Price             $ 3.34    
Divisional Factor for Conversion of Debt to Warrants $ 1.00                
Proceeds from Warrant Exercises | $   $ 158,308,000              
Class of Warrant or Right, Outstanding | shares     15,007,494            
Common Class A                  
Class of Warrant or Right [Line Items]                  
Common stock par value (in dollars per share)   $ 0.0001 $ 0.0001            
Trine Warrants                  
Class of Warrant or Right [Line Items]                  
Exercise price $ 11.50 $ 11.50 11.50            
Warrants and Rights Outstanding | $   $ 0              
Warrant redemption price   $ 0.01 0.01            
Share Price   $ 10.00 $ 10.00            
Warrant exercisable term   30 days 30 days            
Warrants and Rights Outstanding, Term   5 years 5 years            
Debt Instrument, Convertible, Threshold Trading Days | D   20 20            
Debt Instrument, Convertible, Threshold Consecutive Trading Days | D   30 30            
Debt Conversion, Converted Instrument, Warrants or Options Issued | shares 1,500,000                
Proceeds from Warrant Exercises | $   $ 170,700,000              
Number of warrants exercised | shares   14,840,589              
Class of Warrant or Rights, Redeemed | shares       166,905          
Redemption Price Per Warrant       $ 0.01          
Trine Warrants | Common Class A                  
Class of Warrant or Right [Line Items]                  
Number of common stock purchased by each warrant | shares   1 1            
Common stock par value (in dollars per share)   $ 0.0001 $ 0.0001            
Trine Warrants | Common Stock warrants outstanding                  
Class of Warrant or Right [Line Items]                  
Number of common stock purchased by each warrant | shares   0.5 0.5            
Private Placement Warrants                  
Class of Warrant or Right [Line Items]                  
Warrants to purchase shares | shares   8,503,000 8,503,000            
Number of common stock purchased by each warrant | shares   1              
Exercise price   $ 11.50 $ 11.50            
Warrants and Rights Outstanding | $   $ 8,503,000 $ 8,503,000            
Fair value of the warrants | $   $ 56,600,000              
Warrant redemption price   $ 1.00 $ 1.00            
Share Price     17.20   $ 24.77        
Number of shares issued during the period up on exercise of warrants not settle-able in cash. | shares   5,850,346              
Maximum | Private Placement Warrants                  
Class of Warrant or Right [Line Items]                  
Share Price   $ 30.49              
Minimum                  
Class of Warrant or Right [Line Items]                  
Share Price     5.13            
Minimum | Trine Warrants | Common Class A                  
Class of Warrant or Right [Line Items]                  
Share Price   18.00 $ 18.00            
Minimum | Private Placement Warrants                  
Class of Warrant or Right [Line Items]                  
Share Price   $ 19.82