Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Research and Development Expenses (Details)

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Research and Development Expenses (Details) - NIS [Member] - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Statement Line Items [Line Items]      
Clinical and preclinical trials $ 13,710 $ 19,504 $ 10,815
Salary and related expenses 3,150 2,546 2,575
Patents 830 759 842
Royalties 39 42 240
Laboratory materials 227 144 190
Rent 182 181 182
Depreciation 12 15 19
Others 172 189 189
Research and development expense $ 18,322 $ 23,380 $ 15,052