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CAPITAL STOCK (Narrative) (Details) - USD ($) $ / shares in Units, $ in Millions | Aug. 31, 2018 | Nov. 30, 2014
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Stockholders' Equity Note [Abstract] |  |
Share repurchase program, authorized amount |  | $ 100.0
Share repurchase program, remaining authorized repurchase amount | $ 27.6 |
Preferred stock, par value per share (in USD per share) | $ 1 |
Preferred stock, shares authorized (shares) | 2,000,000 |
Preferred stock, shares outstanding (shares) | 0.0 |

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