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Subsequent Events (Details) - USD ($)
$ / shares in Units, $ in Millions
Jul. 09, 2021
Jun. 01, 2021
Jun. 30, 2021
Dec. 31, 2020
Subsequent Event [Line Items]        
Common stock, par value       $ 0.001
Restricted Stock [Member]        
Subsequent Event [Line Items]        
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period   113,840    
Common Class A [Member]        
Subsequent Event [Line Items]        
Common stock, par value     $ 0.01  
Common Class B [Member]        
Subsequent Event [Line Items]        
Common stock, par value     $ 0.01  
SES Holdings [Member] | Subsequent Event [Member]        
Subsequent Event [Line Items]        
Common stock, par value $ 0.01      
Business Acquisition, Percentage of Voting Interests Acquired 100.00%      
Business Combination, Consideration Transferred $ 14.0      
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares 3,600,000