Annual report pursuant to Section 13 and 15(d)

SIGNIFICANT ACCOUNTING POLICIES (Details Textual)

v3.3.1.900
SIGNIFICANT ACCOUNTING POLICIES (Details Textual) - USD ($)
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Significant Accounting Policies [Line Items]        
Working Capital Amount $ 39,700,000      
Proceeds from Issuance of Common Stock 47,685,000 $ 47,836,000 $ 10,042,000  
Depreciation, Depletion and Amortization, Nonproduction, Total $ 96,000 36,000 17,000  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number, Beginning Balance 42,000      
Cash and Cash Equivalents, at Carrying Value, Total $ 19,175,000 $ 38,184,000 $ 8,202,000 $ 1,785,000
Money Market Funds [Member]        
Significant Accounting Policies [Line Items]        
Cash and Cash Equivalents, at Carrying Value, Total 7,600,000      
February 2016 Financing [Member]        
Significant Accounting Policies [Line Items]        
Proceeds from Issuance of Common Stock 0      
Direct Offering [Member] | Common Stock [Member]        
Significant Accounting Policies [Line Items]        
Sale of Stock, Consideration Received on Transaction $ 47,700,000      
Warrant [Member]        
Significant Accounting Policies [Line Items]        
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 1,729,217 1,745,755 3,126,656  
Equity Option [Member]        
Significant Accounting Policies [Line Items]        
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 1,656,643 1,226,800 376,500