XML 24 R7.htm IDEA: XBRL DOCUMENT v3.19.3
Condensed Consolidated Statements of Cash Flows (Unaudited) (Parentheticals) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Proceeds from the sale of convertible promissory notes, offering costs $ 7  
Proceeds from issuance of common stock and warrants, issuance costs $ 16 $ 27