Quarterly report pursuant to Section 13 or 15(d)

Discontinued Operations (Schedule of Operation and Assets and Liabilities Related to Discontinued Operations) (Details)

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Discontinued Operations (Schedule of Operation and Assets and Liabilities Related to Discontinued Operations) (Details) - USD ($)
3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]    
Impairment loss $ (2,704,356)
BDI [Member]    
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]    
Revenue 137,000 13,000
Cost of revenue 41,000 2,000
Gross margin 96,000 11,000
Operating expenses 654,000
Operating income (loss) 96,000 (643,000)
Impairment loss (2,704,000)
Income (loss) from discontinued operations $ 96,000 $ (3,347,000)