CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	12 Months Ended
Aug. 31, 2017	Aug. 31, 2016	Aug. 31, 2015
Statement of Comprehensive Income [Abstract]
Net Income	$ 3,634,932	$ 4,349,603	$ 3,273,789
OTHER COMPREHENSIVE INCOME (LOSS), NET OF TAX:
Foreign currency translation	149,920	(66,459)	(528,908)
Defined benefit plans	368,885	(285,885)	7,524
Cash flow hedges	46,624	101,299	(17,079)
Marketable securities	1,507	1,297	(1,561)
OTHER COMPREHENSIVE INCOME (LOSS) ATTRIBUTABLE TO ACCENTURE PLC	566,936	(249,748)	(540,024)
Other comprehensive income (loss) attributable to noncontrolling interests	31,724	(7,881)	10,160
COMPREHENSIVE INCOME	4,233,592	4,091,974	2,743,925
COMPREHENSIVE INCOME ATTRIBUTABLE TO ACCENTURE PLC	4,012,085	3,862,144	2,513,557
Comprehensive income attributable to noncontrolling interests	221,507	229,830	230,368
COMPREHENSIVE INCOME	$ 4,233,592	$ 4,091,974	$ 2,743,925

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income (loss) and other comprehensive income (loss), attributable to noncontrolling interests. Excludes changes in equity resulting from investments by owners and distributions to owners.

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Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income. Excludes changes in equity resulting from investments by owners and distributions to owners.

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Amount after tax of income (loss) from continuing operations including portion attributable to the noncontrolling interest.

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Amount after tax and reclassification adjustments, of appreciation (loss) in value of unsold available-for-sale securities. Excludes amounts related to other than temporary impairment (OTTI) loss.

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Amount after tax and reclassification adjustments, of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).

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Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.

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Amount after tax of other comprehensive income (loss) attributable to noncontrolling interests.

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Amount after tax of other comprehensive income (loss) attributable to parent entity.

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Amount, after tax and reclassification adjustment, of (increase) decrease in accumulated other comprehensive income for defined benefit plan.

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