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Discontinued Operations (Tables)
 3 Months Ended
Mar. 31, 2019
Discontinued Operations and Disposal Groups [Abstract]  
Schedule of reconciliation of the major financial lines constituting the results of operations for discontinued operations
   Three Months Ended
March 31,		 
   2019   2018 
   (unaudited)   (unaudited) 
Net revenue  $132,000   $2,876,000 
Cost of goods sold   105,000    2,456,000 
Gross profit   27,000    420,000 
Operating expenses:          
Selling, general and administrative   96,000    627,000 
Gain on impairment of assets   41,000    — 
Total operating loss   (28,000)   (207,000)
Interest expense   (1,000)   (1,000)
Other income   101,000    1,000 
Income (loss) from discontinued operations before income taxes   72,000    (207,000)
           
Provision for income taxes   —    (2,000)
Income (loss) from discontinued operations, net of income tax  $72,000   $(209,000)