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CURRENT AND DEFERRED TAXES (Details 1) - USD ($)
$ in Thousands
Dec. 31, 2017
Dec. 31, 2016
Major components of tax expense (income) [abstract]    
Income tax provision, current liabilities $ 3,511 $ 9,632
Income tax provision, non-current liabilities
Income tax provision 3,511 9,632
Additional tax provision, current liabilities 4,654
Additional tax provision, non-current liabilities
Additional tax provision 4,654
Total liabilities by current tax, current liabilities 3,511 14,286
Total liabilities by current tax, non-current liabilities
Total liabilities by current tax $ 3,511 $ 14,286