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BENEFIT PLANS, Target Plan Assets Allocation (Details) | Dec. 31, 2017
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Equity Securities [Member] |
Plan Assets [Abstract] |
Target allocation percentage of assets | 60.00%
Fixed Income Securities [Member] |
Plan Assets [Abstract] |
Target allocation percentage of assets | 40.00%

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- Definition Percentage of target investment allocation to total plan assets. Includes, but is not limited to, percentage on weighted-average basis if more than one plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(5)(i) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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