Concentration of Risk and Segment Data (Segment Income) (Details 3) - USD ($) $ in Thousands	3 Months Ended
Nov. 30, 2015	Nov. 30, 2014
Reconciling items:
Amortization of intangibles	$ 7,840	$ 5,590
Stock-based compensation expense and related charges	24,792	18,043
Restructuring and related charges	1,353	12,257
Other expense	1,765	1,694
Interest income	(2,064)	(1,700)
Interest expense	33,035	31,839
Income from continuing operations before tax	181,767	112,922
EMS [Member]
Reconciling items:
Restructuring and related charges	1,236	11,748
Income from continuing operations before tax	83,266	62,582
DMS [Member]
Reconciling items:
Restructuring and related charges	236	(51)
Income from continuing operations before tax	165,222	118,063
Operating Segments [Member]
Reconciling items:
Income from continuing operations before tax	$ 248,488	$ 180,645

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Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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This element represents the income or loss from continuing operations attributable to the economic entity which may also be defined as revenue less expenses from ongoing operations, after income or loss from equity method investments, but before income taxes, extraordinary items, and noncontrolling interest.

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Amount of the cost of borrowed funds accounted for as interest expense.

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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