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DIVESTITURE - Narrative (Details) - Donhad $ in Thousands, $ in Thousands |  | 3 Months Ended | 6 Months Ended
--- | --- | --- | ---
Apr. 30, 2018 USD ($) | Apr. 30, 2018 AUD ($) | Jun. 30, 2018 USD ($) | Jun. 30, 2018 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |
Pre-tax loss |  |  | $ 334 | $ 913
Disposed by sale |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |
Proceeds from divestiture | $ 62,518 | $ 82,500 |  |
Pre-tax gain from divestiture, before recognition of currency translation loss | 4,334 |  |  |
Recognition of cumulative currency translation loss and hedges (out of OCI) | $ 10,418 |  |  |

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