Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies (Details Narrative)

v3.19.3
Summary of Significant Accounting Policies (Details Narrative)
$ in Thousands
1 Months Ended 3 Months Ended 9 Months Ended
Dec. 31, 2016
Sep. 30, 2019
USD ($)
shares
Sep. 30, 2018
USD ($)
Sep. 30, 2019
USD ($)
shares
Sep. 30, 2018
USD ($)
Jan. 02, 2019
USD ($)
shares
Dec. 31, 2018
USD ($)
Revenue recognized   $ 3 $ 0 $ 8 $ 38    
Allowance for doubtful accounts   0   0     $ 0
Inventory write-down charge   57 574 76 574    
Depreciation and amortization expense   58 $ 44 157 $ 106    
ROU assets   1,065   1,065   $ 1,065  
Lease liabilities           $ 1,074  
General and Administrative [Member]              
Fixed asset impairment charge   $ 35   $ 35      
2016 Equity Incentive Plan [Member]              
Percentage of increase in shares annually 6.00%            
Common stock available for issuance | shares   92,202   92,202   1,286,409  
Total reserve available for future issuance | shares           3,927,659  
Discount Rate [Member]              
Discount rate   0.21   0.21     0.20
Discount Rate [Member] | Maximum [Member]              
Increase (Decrease) in discount rate       21.00%      
Increase (Decrease) in liability       $ 175      
Discount Rate [Member] | Minimum [Member]              
Increase (Decrease) in discount rate       20.00%      
Increase (Decrease) in liability       $ 157      
Measurement Input, Royalty Payment Rate [Member]              
Discount rate   0.03   0.03     0.03