Annual report pursuant to Section 13 and 15(d)

Income Taxes (Details)

v3.8.0.1
Income Taxes (Details) - USD ($)
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Operating Loss Carryforwards [Line Items]      
Unrecognized tax benefits interest and penalties accrued $ 0    
Net operating loss carryforwards $ 52,170,000    
Federal statutory rate 34.00% 34.00% 34.00%
Reduction of deferred taxes due to change in tax rate $ 2,200,000    
Net Operating Losses Expiring Beginning 2031 | Federal And Maryland      
Operating Loss Carryforwards [Line Items]      
Net operating loss carryforwards 3,012,000    
Net Operating Losses Expiring Before 2017 Ownership Change      
Operating Loss Carryforwards [Line Items]      
Net operating loss carryforwards 2,800,000    
Net Operating Losses Expiring Immediately      
Operating Loss Carryforwards [Line Items]      
Net operating loss carryforwards 46,000,000    
Net Operating Losses Available In 2017 After The Ownership Change      
Operating Loss Carryforwards [Line Items]      
Net operating loss carryforwards 107,702    
Net Operating Losses Available 2018      
Operating Loss Carryforwards [Line Items]      
Net operating loss carryforwards $ 158,513