Annual report pursuant to Section 13 and 15(d)

Termination of Merger Agreement (Details Textual)

v3.10.0.1
Termination of Merger Agreement (Details Textual) - USD ($)
1 Months Ended 12 Months Ended
Oct. 27, 2017
Dec. 31, 2018
Dec. 31, 2017
Mar. 13, 2018
Jan. 30, 2017
Dec. 31, 2016
Oct. 05, 2016
Proceeds From Bridge Loan $ 1,000,000 $ 0 $ 1,000,000        
Business Combinations Acquisition Related Costs Other     285,000        
Bridge Loan [Member]              
Long-term Debt, Gross             $ 1,400,000
Business Combination, Acquisition Related Costs     365,000        
Debt Instrument, Face Amount       $ 2,000,000 $ 400,000 $ 1,000,000  
Allowance for Doubtful Accounts Receivable, Recoveries     $ 650,000