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SIGNIFICANT ACCOUNTING POLICIES (Details) - USD ($)
$ in Thousands
Jun. 30, 2019
Jan. 01, 2019
Dec. 31, 2018
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Assets $ 980,598   $ 896,115
Liabilities $ 606,711   $ 549,907
Accounting Standards Update 2016-02      
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Assets   $ 8,800  
Liabilities   $ 8,800