v3.20.4
Identifiable Intangible Assets and Goodwill - Expected Annual Amortization Expense (Details)
$ in Millions
Dec. 31, 2020
USD ($)
Goodwill and Intangible Assets Disclosure [Abstract]  
2021 $ 3,372
2022 3,249
2023 2,921
2024 2,642
2025 $ 2,492