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BUSINESS SEGMENTS (Reconciliations of Earnings from Continuing Operations to Adjusted Operating Profit) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	May 31, 2019	May 31, 2018	May 31, 2019	May 31, 2018
Segment Reporting [Abstract]
Earnings from continuing operations	$ 78,551	$ 42,325	$ 112,899	$ 83,977
Interest expense	18,513	11,511	53,671	25,303
Income taxes	29,105	13,312	52,855	23,465
Depreciation and amortization	41,181	32,949	117,602	98,898
Amortization of acquired unfavorable contract backlog	(23,394)	0	(58,202)	0
Impairment of assets	15	935	15	13,532
Adjusted EBITDA from continuing operations	$ 143,971	$ 101,032	$ 278,840	$ 245,175

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It represents non-GAAP financial measures of adjusted operating profit (loss) from continuing operations.

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

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