ACCOUNTING STANDARDS RECENTLY ISSUED OR ADOPTED (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Jan. 01, 2019
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Operating right-of-use lease assets	$ 58,985
Operating lease liabilities	$ 62,808
ASU 2016-02
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Operating right-of-use lease assets		$ 56,000
Operating lease liabilities		$ 59,000