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COMMITMENTS (Details) - USD ($) $ in Thousands	12 Months Ended
COMMITMENTS (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Disclosure of amounts to be recovered or settled after twelve months for classes of assets and liabilities that contain amounts to be recovered or settled both no more and more than twelve months after reporting date [line items]
Minimum rental and lease payments	$ 1,294	$ 3,176
Not Later Than One Year [Member]
Disclosure of amounts to be recovered or settled after twelve months for classes of assets and liabilities that contain amounts to be recovered or settled both no more and more than twelve months after reporting date [line items]
Minimum rental and lease payments	1,269	3,092
Later Than One Year And Not Later Than Five Years [Member]
Disclosure of amounts to be recovered or settled after twelve months for classes of assets and liabilities that contain amounts to be recovered or settled both no more and more than twelve months after reporting date [line items]
Minimum rental and lease payments	20	74
Later Than Five Years [Member]
Disclosure of amounts to be recovered or settled after twelve months for classes of assets and liabilities that contain amounts to be recovered or settled both no more and more than twelve months after reporting date [line items]
Minimum rental and lease payments	$ 5	$ 10