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INCOME TAXES - Narrative (Details) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2017 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Valuation Allowance [Line Items] |  |  |  |
One time repatriation tax |  | $ 5,200,000 |  |
Deferred tax asset, income tax expense due to Tax Cuts and Jobs Act |  | $ 10,300,000 |  |
Income tax at Federal statutory rate |  | 35.00% | 35.00% | 35.00%
Income tax expense (benefit) |  | $ (5,300,000) | $ 9,200,000 | $ 12,300,000
Valuation Allowance [Abstract] |  |  |  |
Operating loss | $ 26,400,000 | (71,300,000) | (27,700,000) | 3,500,000
Valuation allowance recorded | (29,400,000) |  |  |
Deferred tax asset, valuation allowance | 600,000 | 600,000 |  |
Undistributed earnings of its foreign subsidiaries | 1,400,000 | 1,400,000 |  |
Valuation allowances | 18,900,000 | 18,900,000 | 69,700,000 |
Uncertain tax positions | 0 | 0 |  |
Unrecognized tax benefits, accrued interest and penalties | 0 | 0 | $ 0 | $ 0
Foreign |  |  |  |
Valuation Allowance [Abstract] |  |  |  |
Net operating loss carryforwards | 33,900,000 | 33,900,000 |  |
Net operating loss carryforwards, valuation allowance | 10,200,000 | 10,200,000 |  |
Tax credit carryforward, valuation allowance | 1,300,000 | 1,300,000 |  |
Federal |  |  |  |
Valuation Allowance [Abstract] |  |  |  |
Net operating loss carryforwards | 35,900,000 | 35,900,000 |  |
Tax credit carryforward, amount | 1,300,000 | 1,300,000 |  |
State |  |  |  |
Valuation Allowance [Abstract] |  |  |  |
Net operating loss carryforwards, valuation allowance | $ 7,400,000 | 7,400,000 |  |
French tax authority |  |  |  |
Valuation Allowance [Line Items] |  |  |  |
Income tax expense (benefit) |  | $ 500,000 |  |

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- Definition Tax Cuts and Jobs Act of 2017, Incomplete Accounting, Transition Tax for Accumulated Foreign Earnings, Provisional Income Tax Expense + References No definition available. + Details
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- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32537-109319 + Details
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