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INCOME TAXES (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2015 | Jun. 30, 2014 | Jun. 30, 2015 | Jun. 30, 2014 | Mar. 31, 2015
Income Tax Disclosure [Abstract] |  |  |  |  |
Income taxes | $ 23,558 | $ 37,577 | $ 47,947 | $ 63,579 |
Pre-tax income | 94,434 | $ 114,866 | $ 187,141 | $ 197,292 |
Effective income tax rate (as a percent) |  |  | 25.60% | 32.20% |
Unrecognized tax benefits | 15,533 |  | $ 15,533 |  |
Unrecognized tax benefits that, if recognized, would be reflected as a component of income tax expense | 8,328 |  | 8,328 |  |
Reasonably possible reduction in prior years' unrecognized tax benefits during the next twelve months | $ (3,138) |  | $ (3,138) |  |
Income Tax Examination, Liability (Refund) Adjustment from Settlement with Taxing Authority |  |  |  |  | $ (24,976)
Interest Received On Income Tax Examination Refund From Settlement With Taxing Authority |  |  |  |  | $ 1,596

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- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32698-109319 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(h)(2)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32687-109319 + Details
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