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Details of Income Statement Items (Expenses) (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Selling, transport and marketing expenses      
Land and marine transportation $ 742 $ 515 $ 509
Cost of labor 171 134 133
Other 154 117 125
Selling, transport and marketing expenses 1,067 766 767
General and administrative expenses      
Cost of labor 166 136 153
Professional Services 44 32 42
Other 66 64 59
General and administrative expenses 276 232 254
Research and development expenses, net      
Cost of labor 52 40 36
Other 12 14 14
Research and development expenses, net $ 64 $ 54 $ 50