Annual report pursuant to Section 13 and 15(d)

Significant Customers (Details Narrative)

v3.19.1
Significant Customers (Details Narrative) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Net sales $ 13,126 $ 9,867
Allowance for doubtful accounts $ 0 $ 0
Sales Revenue, Net [Member] | Third Party Contract Manufacturing Customer One [Member]    
Concentration risk, percentage 45.70% 61.70%
Sales Revenue, Net [Member] | Third Party Contract Manufacturing Customer Two [Member]    
Concentration risk, percentage 31.10% 16.10%
Sales Revenue, Net [Member] | Third Party Contract Manufacturing Customer Three [Member]    
Concentration risk, percentage 10.90% 11.10%
Accounts Receivable [Member] | One Customer [Member]    
Concentration risk, percentage 82.00% 84.00%