General form of registration statement for all companies including face-amount certificate companies

Description of Business and Basis of Presentation - Merger Agreement (Details)

v3.21.2
Description of Business and Basis of Presentation - Merger Agreement (Details)
$ / shares in Units, $ in Thousands, shares in Millions
 1 Months Ended
Apr. 30, 2021
trading_day
tranche
$ / shares
shares
Mar. 31, 2021
USD ($)
trading_day
tranche
$ / shares
shares
Jun. 30, 2021
USD ($)
Feb. 28, 2021
USD ($)
Dec. 31, 2020
USD ($)
Jun. 30, 2020
USD ($)
Dec. 31, 2019
USD ($)
Dec. 31, 2018
USD ($)
Business Acquisition [Line Items]                
Share price (in usd per share) | $ / shares   $ 10.00            
Equity | $     $ (132,414) $ 1,500,000 $ (107,821) $ (97,217) $ (100,823) $ (84,756)
Number of shares eligible to be received | shares   23.8            
Number of tranches | tranche   2            
Earnout period, threshold trading days | trading_day   20            
Earnout period, threshold consecutive trading days | trading_day   30            
Cash available | $   $ 350,000            
Tranche One                
Business Acquisition [Line Items]                
Number of shares eligible to be received | shares   11.9            
Tranche Two                
Business Acquisition [Line Items]                
Number of shares eligible to be received | shares   11.9            
Minimum                
Business Acquisition [Line Items]                
Earnout period, stock price trigger (in usd per share) | $ / shares   $ 12.50            
Maximum                
Business Acquisition [Line Items]                
Earnout period, stock price trigger (in usd per share) | $ / shares   15.00            
Subsequent Event                
Business Acquisition [Line Items]                
Share price (in usd per share) | $ / shares   $ 10.00            
Number of shares eligible to be received | shares 24.1              
Number of tranches | tranche 2              
Earnout period, threshold trading days | trading_day 20              
Earnout period, threshold consecutive trading days | trading_day 30              
Cash available | $   $ 350,000            
Subsequent Event | Tranche One                
Business Acquisition [Line Items]                
Number of shares eligible to be received | shares 12.0              
Subsequent Event | Tranche Two                
Business Acquisition [Line Items]                
Number of shares eligible to be received | shares 12.0              
Subsequent Event | Minimum                
Business Acquisition [Line Items]                
Earnout period, stock price trigger (in usd per share) | $ / shares $ 12.50              
Subsequent Event | Maximum                
Business Acquisition [Line Items]                
Earnout period, stock price trigger (in usd per share) | $ / shares $ 15.00