XML 155 R135.htm IDEA: XBRL DOCUMENT v3.21.2
Stock-Based Compensation - Employee Earnout RSUs and CEO Earnout RSUs (Details)
$ / shares in Units, $ in Thousands
3 Months Ended 12 Months Ended
Dec. 23, 2020
tranche
D
$ / shares
shares
Jul. 30, 2020
shares
Mar. 31, 2021
USD ($)
$ / shares
Mar. 31, 2020
USD ($)
Dec. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Vesting percentage     25.00%   25.00%  
Stock based compensation expense | $     $ 16,835 $ 672 $ 11,296 $ 35,972
CEO            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Shares issued | shares   1,000,000        
CEO | Employee earnout restricted stock            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Shares issued | shares 1,000,000          
Vesting percentage 33.33%          
Number of tranches | tranche 1          
Threshold trading days | D 20          
Threshold consecutive trading days | D 30          
Threshold period 36 months          
Vesting period 1 year          
Average grant date fair value $ 12.08          
Stock based compensation expense | $         322  
CEO | Employee earnout restricted stock | Common stock is greater than or equal to $18.00            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Threshold closing price of common stock 18.00          
CEO | Employee earnout restricted stock | Common stock is greater than or equal to $20.00            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Threshold closing price of common stock 20.00          
CEO | Employee earnout restricted stock | Common stock is greater than or equal to $22.00            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Threshold closing price of common stock $ 22.00          
Employee awards            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Stock based compensation expense | $     $ 2,529 $ 672 9,680 $ 2,740
Employee awards | Employees | Employee earnout restricted stock            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Shares issued | shares 1,003,317          
Vesting percentage 33.33%          
Number of tranches | tranche 3          
Threshold trading days | D 20          
Threshold consecutive trading days | D 30          
Threshold period 36 months          
Vesting period 1 year          
Average grant date fair value $ 12.08   $ 16.78      
Stock based compensation expense | $     $ 6,153   $ 314  
Employee awards | Employees | Employee earnout restricted stock | As Filed            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Shares issued | shares 976,331          
Employee awards | Employees | Employee earnout restricted stock | Common stock is greater than or equal to $18.00            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Vesting percentage 33.33%          
Threshold closing price of common stock $ 18.00          
Employee awards | Employees | Employee earnout restricted stock | Common stock is greater than or equal to $20.00            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Threshold closing price of common stock 20.00          
Employee awards | Employees | Employee earnout restricted stock | Common stock is greater than or equal to $22.00            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Threshold closing price of common stock $ 22.00