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BUSINESS SEGMENTS (Reconciliations of Earnings from Continuing Operations to Adjusted Operating Profit) (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Nov. 30, 2019 | Nov. 30, 2018
Segment Reporting [Abstract] |  |
Earnings from continuing operations | $ 82,755 | $ 19,420
Interest expense | 16,578 | 16,663
Income taxes | 27,332 | 5,609
Depreciation and amortization | 40,941 | 35,176
Amortization of acquired unfavorable contract backlog | (8,331) | (11,332)
Impairment of assets | 530 | 0
Adjusted EBITDA from continuing operations | $ 159,805 | $ 65,536

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