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ACCOUNTING PRONOUNCEMENTS - Narrative (Details) - Accounting Standards Update 2018-02 $ in Thousands | Sep. 30, 2018 USD ($)
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Accumulated Other Comprehensive (Loss) Income (net of tax) |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |
Reclassification of AOCI tax effects | $ 8,814
Retained Earnings |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |
Reclassification of AOCI tax effects | $ (8,814)

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