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Derivative Financial Instruments and Hedging Activities (Fair Value of Derivative Instruments Recorded on Consolidated Statements of Operations) (Details) - Cost of revenue - USD ($) $ in Millions | 3 Months Ended
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Nov. 30, 2021 | Nov. 30, 2020
Derivative Instruments, Gain (Loss) [Line Items] |  |
Foreign currency losses | $ 27 | $ 73
Forward foreign exchange contracts |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |
Amount of Gain Recognized in Net Income on Derivatives | $ 38 | $ 84

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- Definition Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4CC -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL109998890-113959 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5624171-113959 + Details
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