Annual report pursuant to Section 13 and 15(d)

Goodwill and Other Intangible Assets, Net (Future Amortization Expense) (Details)

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Goodwill and Other Intangible Assets, Net (Future Amortization Expense) (Details) - Other Intangible Assets [Member]
$ in Millions
Dec. 31, 2020
USD ($)
Finite-Lived Intangible Assets [Line Items]  
2021 $ 173
2022 143
2023 104
2024 62
2025 $ 47