XML 68 R53.htm IDEA: XBRL DOCUMENT v3.22.0.1
Investments - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Dec. 31, 2021
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Schedule of Equity Method Investments [Line Items]        
Impairments and equity method losses   $ 337 $ 2,432 $ 62
CLEAR        
Schedule of Equity Method Investments [Line Items]        
Ownership interest (percent) 6.00% 6.00% 6.00%  
Grupo Aeromexico, LATAM, and Virgin Atlantic        
Schedule of Equity Method Investments [Line Items]        
Purchase of debt obligations $ 525      
Virgin Atlantic        
Schedule of Equity Method Investments [Line Items]        
Loan issued 275      
GOL        
Schedule of Equity Method Investments [Line Items]        
Loan issued     $ 250  
Collection of receivable     160  
LATAM        
Schedule of Equity Method Investments [Line Items]        
Carrying value of equity investment $ 0 $ 0    
Estimated ownership pending restructuring process (percent) 10.00% 10.00%    
Virgin Atlantic        
Schedule of Equity Method Investments [Line Items]        
Carrying value of equity investment $ 0 $ 0 $ 0  
Ownership interest (percent) 49.00% 49.00% 49.00%  
Impairments and equity method losses   $ 340    
Unrecognized equity method losses $ 130 $ 130    
Estimated ownership pending restructuring process (percent) 49.00% 49.00%    
Grupo Aeromexico        
Schedule of Equity Method Investments [Line Items]        
Carrying value of equity investment $ 0 $ 0    
Estimated ownership pending restructuring process (percent) 20.00% 20.00%    
Grupo Aeromexico, LATAM, and Virgin Atlantic        
Schedule of Equity Method Investments [Line Items]        
Estimated investment pending restructuring process $ 1,200 $ 1,200