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LOAN (Details)
$ / shares in Units, $ in Thousands
Feb. 20, 2013
USD ($)
$ / shares
shares
Loan Agreement  
Loan  
Term of loan 3 years
Amount borrowed | $ $ 1,500
Bank | Series D Preferred shares  
Loan  
Warrants issued to purchase preferred stock | shares 7,332
Exercise price of warrant | $ / shares $ 6.14
Expiration term of warrants 10 years