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BUSINESSES HELD FOR SALE, DISCONTINUED OPERATIONS AND DISPOSITIONS (Narrative) (Details) $ in Millions |  |  | 3 Months Ended
--- | --- | --- | ---
Aug. 31, 2015 USD ($) location | Jul. 31, 2015 USD ($) location | Aug. 31, 2015 USD ($) location | Aug. 31, 2014 USD ($) | Feb. 28, 2014 USD ($) | Nov. 30, 2013 USD ($) | Nov. 30, 2012 USD ($)
Australian Steel Distribution Business |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Number of locations sold | location |  | 6 |  |  |  |  |
Proceeds from sale of business |  | $ 26.4 |  |  |  |  |
Pre-tax gain |  | 8.1 |  |  |  |  |
Currency translation gain |  | 10.1 |  |  |  |  |
Impairment charges |  | $ 3.0 |  |  |  |  |
Number of locations where operations ceased | location |  |  | 3 |  |  |  |
Number of locations held for sale | location | 1 |  |  |  |  |  |
Howell |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Pre-tax gain |  |  |  |  | $ 23.8 |  |
Business divestiture disposal price |  |  |  | $ 1.1 |  | $ 58.5 |
Escrow receivable | $ 3.2 |  | $ 3.2 | $ 3.2 |  |  |
Working capital adjustment |  |  |  |  | $ 3.0 |  |
Trinecke Zelezarny |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Business divestiture disposal price |  |  |  |  |  |  | $ 29.0
Percentage of ownership before transaction |  |  |  |  |  |  | 11.00%
Pretax gain on disposal, continuing operations |  |  |  |  |  |  | $ 26.1

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