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STOCK BASED COMPENSATION (Summary of Components of Stock-Based Compensation Expense) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Aug. 31, 2019 | Aug. 31, 2018 | Aug. 31, 2017
STOCK BASED COMPENSATION [Abstract] |  |  |
Options granted to directors |  |  | $ 18
Restricted stock awards | $ 11,477 | $ 7,476 | 7,301
Restricted stock units | 2,820 | 2,742 | 2,370
Performance based restricted stock units | 764 |  |
Stock-based compensation expense | $ 15,061 | $ 10,218 | $ 9,689

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- Definition The noncash expense that represents the cost of performance based restricted stock units distributed to employees as compensation. + References No definition available. + Details
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- Definition The noncash expense that represents the cost of restricted stock award distributed to employees as compensation. + References No definition available. + Details
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- Definition The noncash expense that represents the cost of restricted stock units distributed to employees as compensation. + References No definition available. + Details
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- References No definition available. + Details
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- Definition Amount of noncash expense for share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585 + Details
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- Definition Amount of noncash expense for option under share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585 + Details
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