v3.22.2.2
Investments - Equity Investments Ownership Interest and Carrying Value (Details) - USD ($)
$ in Millions
Sep. 30, 2022
Jun. 30, 2022
Dec. 31, 2021
Equity Investments      
Equity investments $ 1,585   $ 1,712
Air France-KLM      
Equity Investments      
Ownership interest (percent) 3.00%   6.00%
Carrying value $ 94   $ 165
China Eastern      
Equity Investments      
Ownership interest (percent) 2.00%   2.00%
Carrying value $ 158   $ 177
CLEAR      
Equity Investments      
Ownership interest (percent) 6.00%   6.00%
Carrying value $ 189   $ 260
Hanjin-KAL      
Equity Investments      
Ownership interest (percent) 15.00%   13.00%
Carrying value $ 259   $ 455
Hanjin-KAL | Common and Preferred Shares      
Equity Investments      
Ownership interest (percent) 14.80%    
Hanjin-KAL | Common Stock      
Equity Investments      
Ownership interest (percent) 14.90%    
Wheels Up      
Equity Investments      
Ownership interest (percent) 21.00%   21.00%
Carrying value $ 60   $ 241
Other investments      
Equity Investments      
Carrying value $ 240   $ 255
Grupo Aeromexico      
Equity Investments      
Ownership interest (percent) 20.00% 20.00% 51.00%
Carrying value $ 424   $ 0
Unifi Aviation      
Equity Investments      
Ownership interest (percent) 49.00%   49.00%
Carrying value $ 161   $ 159