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STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY (Parenthetical)
$ in Thousands
12 Months Ended
Dec. 31, 2017
USD ($)
Gross proceeds from issuance of common stock $ 30,000
Proceeds from issuance of warrants 6,994
Issuance costs, upon issuance of Ordinary shares in a private placement 1,449
Financial expenses (income), net  
Issuance cost of warrants $ 441