Annual report pursuant to Section 13 and 15(d)

Property and Equipment (Details)

v3.6.0.2
Property and Equipment (Details) - USD ($)
$ in Thousands
Dec. 31, 2016
Dec. 31, 2015
Property, Plant and Equipment [Line Items]    
Property, Plant and Equipment, Gross $ 4,479 $ 4,308
Less accumulated depreciation and amortization (3,642) (3,265)
Property and equipment, net 837 1,043
Furniture and office equipment [Member]    
Property, Plant and Equipment [Line Items]    
Property, Plant and Equipment, Gross 388 388
Leasehold improvements [Member]    
Property, Plant and Equipment [Line Items]    
Property, Plant and Equipment, Gross 408 408
Laboratory equipment [Member]    
Property, Plant and Equipment [Line Items]    
Property, Plant and Equipment, Gross 2,548 2,466
Computer equipment [Member]    
Property, Plant and Equipment [Line Items]    
Property, Plant and Equipment, Gross $ 1,135 $ 1,046