Annual report pursuant to Section 13 and 15(d)

Income Taxes (Reconciliation of federal statutory income tax rate to our effective income tax rate) (Details)

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Income Taxes (Reconciliation of federal statutory income tax rate to our effective income tax rate) (Details) - USD ($)
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Income Taxes [Abstract]    
Computed expected tax expense $ (3,235,000) $ (2,085,000)
State taxes, net of federal benefit (612,000) (343,000)
Expiration of NOL carryforwards 143,000  
Other 17,000 77,000
Change in valuation allowance 3,687,000 2,351,000
Total