Annual report pursuant to Section 13 and 15(d)

BUSINESS (Details Narrative)

v3.20.1
BUSINESS (Details Narrative) - USD ($)
$ in Thousands
3 Months Ended
Mar. 23, 2020
Dec. 31, 2019
Dec. 31, 2018
Working capital   $ 8,800  
Accumulated deficit   (217,070) $ (188,452)
Cash and cash equivalents   $ 11,249 $ 25,034
Subsequent Event [Member]      
Proceeds from equity financings and warrant exercises $ 29,000