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BASIS OF PRESENTATION (Additional Information) (Details)
$ in Thousands
3 Months Ended
Mar. 31, 2019
USD ($)
Summary of Significant Accounting Policies [Line Items]  
Operating Lease, Right-of-Use Asset $ 5,393
Operating Lease, Liability, Noncurrent 5,500
Accounting Standards Update 2017-08 [Member]  
Summary of Significant Accounting Policies [Line Items]  
Cumulative Effect on Retained Earnings, Net of Tax $ 1,300