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INVENTORIES, NET (Narrative) (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Feb. 29, 2016 | Feb. 28, 2015 | Feb. 29, 2016 | Feb. 28, 2015 | Aug. 31, 2015
Inventory Disclosure [Abstract] |  |  |  |  |
Percentage of total net inventories valued at LIFO | 56.00% |  | 56.00% |  | 51.00%
Percentage of FIFO Inventory | 44.00% |  | 44.00% |  | 38.00%
Raw materials | $ 60,300 |  | $ 60,300 |  | $ 61,500
Work in process | 40,100 |  | 40,100 |  |
Inventory write-downs | $ 5,300 | $ 4,100 | $ 7,949 | $ 4,119 |

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- Definition Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.6(a)(4)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 6 -Subparagraph a -Article 5 + Details
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