Quarterly report pursuant to Section 13 or 15(d)

Selected Balance Sheet Information (Details)

v3.10.0.1
Selected Balance Sheet Information (Details) - USD ($)
$ in Thousands
Sep. 30, 2018
Dec. 31, 2017
Other Current Assets [Line Items]    
Prepaid conferences and travel $ 230 $ 94
Prepaid consulting, subscriptions and other expenses 184 290
Other receivable 86 0
Prepaid insurances 59 351
Clinical consulting services refund receivable 0 46
Prepaid clinical research organizations 0 46
Total $ 559 $ 827