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Estimated Future Amortization Expense Related to Intangible Assets (Detail) - USD ($)
$ in Millions
Dec. 31, 2021
Jun. 30, 2021
Goodwill And Intangible Assets Disclosure [Abstract]    
Year Ending June 30, 2022 (excluding the six months ended December 31, 2021) $ 895  
Year Ending June 30, 2023 1,824  
Year Ending June 30, 2024 1,515  
Year Ending June 30, 2025 898  
Year Ending June 30, 2026 554  
Thereafter 1,776  
Net Carrying Amount $ 7,462 $ 7,800