Annual report pursuant to Section 13 and 15(d)

Goodwill and Other Intangible Assets - Amortization (Details)

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Goodwill and Other Intangible Assets - Amortization (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Intangible Assets      
Amortization of Intangible Assets $ 790 $ 654 $ 594
2020 790    
2021 738    
2022 584    
2023 523    
2024 $ 405