Annual report pursuant to Section 13 and 15(d)

Goodwill and Other Intangible Assets, Net (Other Intangible Assets) (Details)

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Goodwill and Other Intangible Assets, Net (Other Intangible Assets) (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Finite-lived and Indefinite-lived Intangible Assets by Major Class [Line Items]      
Indefinite-Lived Trade Names $ 2,698 $ 2,698  
Intangible Assets, Gross (Excluding Goodwill) 6,584 6,487  
Other Intangible Assets (Excluding Goodwill), Accumulated Amortization 3,473 3,303  
Other intangible assets, net (note 6) 3,111 3,184  
Amortization 282 290 $ 270
Purchased and internally developed software      
Finite-lived and Indefinite-lived Intangible Assets by Major Class [Line Items]      
Capitalized Computer Software, Gross 1,052 962  
Capitalized Computer Software, Accumulated Amortization 784 670  
Capitalized Computer Software, Net $ 268 292  
Finite-Lived Intangible Asset, Useful Life 2 years 1 month 6 days    
Customer Relationships [Member]      
Finite-lived and Indefinite-lived Intangible Assets by Major Class [Line Items]      
Finite-Lived Customer Relationships, Gross $ 2,825 2,818  
Finite-Lived Customer Relationships, Accumulated Amortization 2,684 2,630  
Finite lived customer relationships, net $ 141 188  
Finite-Lived Intangible Asset, Useful Life 3 years    
Debt [Member]      
Finite-lived and Indefinite-lived Intangible Assets by Major Class [Line Items]      
Debt Issuance Costs, Gross $ 9 9  
Accumulated Amortization, Debt Issuance Costs 5 3  
Debt Issuance Costs, Net $ 4 6  
Finite-Lived Intangible Asset, Useful Life 2 years 9 months 18 days    
Finite-Lived Intangible Assets [Member]      
Finite-lived and Indefinite-lived Intangible Assets by Major Class [Line Items]      
Amortization $ 191 $ 174 $ 163