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Goodwill and Intangible Assets - Estimated Future Amortization Expense of Finite-Lived Intangible Assets (Details) - USD ($)
$ in Millions
Dec. 31, 2021
Dec. 31, 2020
Goodwill and Intangible Assets Disclosure [Abstract]    
2022 $ 1,778  
2023 1,778  
2024 1,778  
2025 1,773  
2026 1,765  
Thereafter 8,663  
Total $ 17,535 $ 16,236