Notes Payable and Long-Term Debt (Debt Maturities) (Details) - USD ($) $ in Millions	Aug. 31, 2021	Aug. 31, 2020
Fiscal Year Ended August 31,
2022	$ 0
2023	799
2024	0
2025	0
2026	496
Thereafter	1,583
Long-term debt	$ 2,878	$ 2,728

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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