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LONG-LIVED ASSET IMPAIRMENTS Long-lived Asset Impairments (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Aug. 31, 2017 | Aug. 31, 2018 | Aug. 31, 2017 | Aug. 31, 2016
Restructuring Cost and Reserve [Line Items] |  |  |  |
Goodwill impairment |  | $ (515) |  |
Nonrecurring impairment charge |  | 2,100 | $ 4,200 | $ 15,800
Americas Recycling |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Goodwill impairment |  | 0 |  |
Impairment of long-lived assets | $ 38,900 |  |  |
Structural Steel Fabrication Operations |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Asset impairment charges |  | (13,100) |  |
Nonrecurring impairment charge |  | $ (13,700) |  |

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- Definition The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale). + 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=109223946&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109226691&loc=d3e2921-110230 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 220 -Section 45 -Paragraph 11 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=114873921&loc=SL114875236-224282 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=109226348&loc=d3e2420-110228 + Details
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