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Debt - Schedule of Maturities of Long-Term Debt (Details) - USD ($)
$ in Millions
Apr. 30, 2023
Jul. 31, 2022
Debt Disclosure [Abstract]    
2023 (excluding the nine months ended April 30, 2023) $ 501  
2024 0  
2025 4,700  
2026 420  
2027 500  
Thereafter 500  
Total future principal payments for debt $ 6,621 $ 6,930