RECENTLY ISSUED ACCOUNTING STANDARDS (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
Recently Adopted Accounting Standards [Abstract]
Right-of-use assets	$ 40,401	$ 0
Operating lease liabilities	46,868	$ 0
ASU 2016-02 [Member]
Recently Adopted Accounting Standards [Abstract]
Right-of-use assets	41,641
Operating lease liabilities	$ 41,641