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INCOME TAXES (Uncertain Tax Positions) (Details) - USD ($) $ in Millions | Mar. 31, 2018 | Dec. 31, 2016
--- | --- | ---
Income taxes |  |
Reserve for uncertain tax positions | $ 0.9 |
Maximum |  |
Income taxes |  |
Reserve for uncertain tax positions |  | $ 0.1

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- Definition Amount of unrecognized tax benefits. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=84230637&loc=SL6600010-109319 + Details
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