STOCK CAPITAL (Details 2) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 150 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Mar. 31, 2013
Research and Development Expense [Member]
     
Stock-based compensation expense $ 75 $ 13 $ 17,841
General and Administrative Expense [Member]
     
Stock-based compensation expense 226 168 10,884
Interest Expenses [Member]
     
Stock-based compensation expense 0 0 248
Total Stock Based Compensation [Member]
     
Stock-based compensation expense $ 301 $ 181 $ 28,973