v3.24.2.u1
Variable Interest Entities - Narrative (Details) - USD ($)
Feb. 12, 2021
Jun. 30, 2024
Dec. 31, 2023
Feb. 28, 2023
Variable Interest Entity [Line Items]        
Total assets   $ 41,514,000,000 $ 38,699,000,000  
Total liabilities   27,731,000,000 26,017,000,000  
Capital contribution contingent on regulatory approval $ 185,000,000      
Term of contingent consideration (in years) 8 years      
Loan receivable issued $ 213,000,000      
Call option period (in years) 2 years      
Revolving Credit Facility | Freight Holding        
Variable Interest Entity [Line Items]        
Line of credit balance   0    
Revolving Credit Facility | Freight Holding | Freight Holding        
Variable Interest Entity [Line Items]        
Borrowing capacity       $ 300,000,000
Moove        
Variable Interest Entity [Line Items]        
Term loan receivable   275,000,000    
Variable Interest Entity, Primary Beneficiary        
Variable Interest Entity [Line Items]        
Total assets   3,400,000,000 3,500,000,000  
Total liabilities   789,000,000 755,000,000  
Variable Interest Entity, Not Primary Beneficiary        
Variable Interest Entity [Line Items]        
Assets and liabilities   541,000,000 575,000,000  
Maximum exposure to loss   $ 653,000,000 $ 686,000,000  
Moove        
Variable Interest Entity [Line Items]        
Ownership interest (percent) 30.00%