ACCOUNTING POLICIES - New Accounting Standards (Details) - USD ($) $ in Thousands |
Mar. 31, 2019 |
Jan. 01, 2019 |
|---|---|---|
| New Accounting Pronouncements or Change in Accounting Principle [Line Items] | ||
| Operating lease, liability | $ 71,172 | |
| Accounting Standards Update 2016-02 | ||
| New Accounting Pronouncements or Change in Accounting Principle [Line Items] | ||
| Operating lease, liability | 71,200 | $ 53,200 |
| Operating lease, right-of-use asset | 58,500 | $ 48,900 |
| AOCI Attributable to Parent | Accounting Standards Update 2016-02 | ||
| New Accounting Pronouncements or Change in Accounting Principle [Line Items] | ||
| Cumulative effect of new accounting principle in period of adoption | $ (1,100) |
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- Definition Amount after tax of increase (decrease) to equity or (increase) decrease to net assets, resulting from the cumulative effect adjustment of a new accounting principle applied in the period of adoption. No definition available.
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition Present value of lessee's discounted obligation for lease payments from operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of lessee's right to use underlying asset under operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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