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LOSS PER SHARE (Schedule of Anti-Dilutive Securities) (Details) - shares
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Anti-dilutive instruments 7,515 2,369 2,057
Warrant and Share Options [Member]      
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Anti-dilutive instruments 3,457 914 849