Stock and Stock-Based Incentive Plans (Narrative) (Details) - USD ($) $ in Millions	Aug. 31, 2024	Aug. 31, 2023
Stock and Stock-Based Incentive Plans
Stock Repurchase Program, Authorized Amount	$ 4,000.0
Share Repurchase Program
Stock and Stock-Based Incentive Plans
Available for repurchase, as of end of period	$ 2,150.1	$ 2,451.3

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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