Quarterly report pursuant to Section 13 or 15(d)

Going Concern and Management Plans (Details)

v3.19.3
Going Concern and Management Plans (Details) - USD ($)
$ in Thousands
3 Months Ended
Sep. 30, 2019
Nov. 01, 2019
Jun. 30, 2019
Sep. 30, 2018
Jun. 30, 2018
Going Concern and Management Plans (Textual)          
Working capital $ 21,700        
Accumulated deficit (76,450)   $ (67,474)    
Cash and cash equivalents 22,611   $ 30,054 $ 9,075 $ 14,817
Revenue from contract research and government grants 1,100        
Revenue from MEMS foundry and engineering review services $ 2,400        
Subsequent Event [Member]          
Going Concern and Management Plans (Textual)          
Cash and cash equivalents   $ 21,100