Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies (Details Narrative)

v3.8.0.1
Summary of Significant Accounting Policies (Details Narrative) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Dec. 31, 2016
Administrative expense $ 406 $ 348 $ 1,100  
Research and development discontinued operation 77 52 172  
Unrealized loss on marketable securities 35   35    
Adjustments to reduce inventory for excess or obsolete inventory 1,500   1,500   $ 1,600
Cash balance 3,900   3,900    
Bank balance 3,600   3,600    
Amount of bank balance covered by federal depository insurance 500   500    
Amount of bank balance uninsured 3,100   3,100    
Allowance for bad debt    
Accrued liabilities 400   400    
Provision for sales allowances     0   108
Advertising and incentive promotion expenses 22 46 78 385  
Prepaid expenses and other current assets $ 10   $ 10   $ 263
Common stock par value $ 0.0005   $ 0.0005   $ 0.0005
Stock option exercisable period     10 years    
Share-based compensation expense $ 28 0 $ 46 1  
Research and development 60 43 318 202  
Discontinued Operations [Member]          
Advertising and incentive promotion expenses 0 1,100 2,800 4,500  
Research and development 0 $ 77 52 $ 172  
Estimated Future Sales Return [Member]          
Accrued liabilities $ 902   902   $ 1,200
Cooperative Incentive [Member]          
Advertising and incentive promotion expenses     $ 371   $ 1,500
Sales Revenue, Net [Member] | One Customers [Member]          
Concentration risk percentage     50.70% 68.30%  
Minimum [Member]          
Interest rate     0.87%    
Maximum [Member]          
Interest rate     1.56%    
Building and Improvements [Member] | Minimum [Member]          
Property, plant and equipment, useful life     10 years    
Building and Improvements [Member] | Maximum [Member]          
Property, plant and equipment, useful life     39 years    
Machinery and Equipment [Member] | Minimum [Member]          
Property, plant and equipment, useful life     3 years    
Machinery and Equipment [Member] | Maximum [Member]          
Property, plant and equipment, useful life     7 years    
Computer Software [Member]          
Property, plant and equipment, useful life     3 years    
Furniture and Fixtures [Member]          
Property, plant and equipment, useful life     5 years