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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) - 6 months ended Jun. 30, 2015 - USD ($)
$ in Thousands
Total
INCOME TAXES  
Expected distribution of foreign earnings $ 0
Tax cost of repatriation included in effective tax rate $ 0
Short Term Investments  
Maturity of the deposit 2 years
Penalty for early redemption $ 0
Minimum  
Short Term Investments  
Redemption period 35 days
Maximum  
Short Term Investments  
Redemption period 90 days
Accounting principle change  
New Accounting Pronouncements and Changes in Accounting Principles [Abstract]  
Cumulative pre-tax effect $ 7,400