v3.21.2
Variable Interest Entities - Narrative (Details) - USD ($)
$ in Millions
Feb. 12, 2021
Jan. 11, 2021
Jun. 30, 2021
Dec. 31, 2020
Variable Interest Entity [Line Items]        
Total assets     $ 36,251 $ 33,252
Total carrying value at the end of the period     592 6,576
Capital contribution contingent on regulatory approval $ 185      
Term of contingent consideration 8 years      
Loan receivable issued $ 213      
Moove        
Variable Interest Entity [Line Items]        
Term loan receivable     218  
Variable Interest Entity, Primary Beneficiary        
Variable Interest Entity [Line Items]        
Total assets     681 1,200
Variable Interest Entity, Not Primary Beneficiary        
Variable Interest Entity [Line Items]        
Total assets     2,900 308
Aurora        
Variable Interest Entity [Line Items]        
Total carrying value at the end of the period     $ 2,148 $ 0
CS Mexico        
Variable Interest Entity [Line Items]        
Ownership interest   57.00%    
Moove        
Variable Interest Entity [Line Items]        
Ownership interest 30.00%      
CS-Global | CS Mexico        
Variable Interest Entity [Line Items]        
Ownership interest   100.00%