Annual report pursuant to Section 13 and 15(d)

Income Taxes (Narrative) (Details)

v3.7.0.1
Income Taxes (Narrative) (Details) - USD ($)
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Operating Loss Carryforwards [Line Items]    
Change in valuation allowance $ 3,687,000 $ 2,351,000
Targeted deferred tax asset amount, after valuation allowance recorded 0  
Change in ownership limit, operating loss 207,000  
Pre change net operating loss carryforward 7,000,000  
Liability for uncertain tax positions 0  
Accrued interest and penalties 0  
Federal [Member]    
Operating Loss Carryforwards [Line Items]    
Net operating loss carryforwards 30,000,000  
State [Member]    
Operating Loss Carryforwards [Line Items]    
Net operating loss carryforwards $ 28,000,000  
Earliest Tax Year [Member] | Federal [Member]    
Operating Loss Carryforwards [Line Items]    
Tax years subject to examination 2006  
Earliest Tax Year [Member] | State [Member]    
Operating Loss Carryforwards [Line Items]    
Tax years subject to examination 2006