Quarterly report pursuant to Section 13 or 15(d)

Acquisition and Discontinued Operations (Schedule of Assets and Liabilities related to Discontinued Operations) (Details)

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Acquisition and Discontinued Operations (Schedule of Assets and Liabilities related to Discontinued Operations) (Details) - USD ($)
Mar. 31, 2017
Dec. 31, 2016
Mar. 31, 2016
Current assets:      
Total current assets $ 200,167 $ 486,890  
Current liabilities:      
Total current liabilities 348,564 $ 258,819  
BDI [Member]      
Current assets:      
Accounts receivable 146,000   $ 5,000
Inventories 49,000   416,000
Prepaid expenses 5,000   66,000
Total current assets 200,000   487,000
Equipment and furnishings, net 10,000   36,000
Intangible assets, net   2,281,000
Deposit 37,000   37,000
Total noncurrent assets 47,000   2,354,000
Current liabilities:      
Accounts payable 166,000   174,000
Accrued expenses 46,000   85,000
Deferred revenue 137,000  
Total current liabilities $ 349,000   $ 259,000