Annual report pursuant to Section 13 and 15(d)

INCOME TAXES (Reconciliation of Uncertain Tax Benefits) (Details)

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INCOME TAXES (Reconciliation of Uncertain Tax Benefits) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Reconciliation of the beginning and ending amount of liabilities associated with uncertain tax benefits, excluding interest and penalties    
Unrecognized tax benefits, opening balance $ 1,966 $ 2,956
Settlement of liability reclassified as income tax payable 0 0
Payments on liability (16) 0
Tax positions taken in a prior period    
Gross increases 0 0
Gross decreases (9) (467)
Tax positions taken in the current period    
Gross increases 132 92
Gross decreases 0 0
Lapse of applicable statute of limitations (686) (591)
Currency translation adjustments (2) (24)
Unrecognized tax benefits, ending balance $ 1,385 $ 1,966