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BUSINESS SEGMENTS (Reconciliations of Earnings from Continuing Operations to Adjusted Operating Profit) (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Feb. 28, 2018 | Feb. 28, 2017 | Feb. 28, 2018 | Feb. 28, 2017
Segment Reporting [Abstract] |  |  |  |
Earnings from continuing operations | $ 9,781 | $ 22,992 | $ 41,652 | $ 28,678
Income taxes | 1,728 | 7,772 | 10,153 | 10,225
Interest expense | 7,181 | 12,439 | 13,792 | 25,764
Discounts on sales of accounts receivable | 196 | 201 | 454 | 409
Adjusted operating profit from continuing operations | $ 18,886 | $ 43,404 | $ 66,051 | $ 65,076

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