Annual report pursuant to Section 13 and 15(d)

Note 13 - Leases (Details Textual)

v3.20.1
Note 13 - Leases (Details Textual)
 1 Months Ended 12 Months Ended
Mar. 11, 2020
USD ($)
Jun. 30, 2017
USD ($)
Dec. 31, 2019
USD ($)
ft²
Dec. 31, 2018
USD ($)
Jan. 01, 2019
USD ($)
Operating Lease, Expense     $ 229,000    
Sublease Income     378,000    
Operating Leases, Rent Expense, Net, Total       $ 68,000  
Operating Lease, Right-of-Use Asset     281,688 $ 406,842
Operating Lease, Payments     330,000    
Accounting Standards Update 2016-02 [Member]          
Operating Lease, Right-of-Use Asset     $ 407,000   $ 407,000
Office Space at 4995 Bradenton Avenue, Dublin Ohio [Member]          
Area of Real Estate Property | ft²     5,000    
Operating Lease, Monthly Base Rent     $ 3,000    
Lessee, Operating Lease, Renewal Term     3 years    
Office Space at 4995 Bradenton Avenue, Dublin Ohio [Member] | Subsequent Event [Member]          
Operating Lease, Monthly Base Rent $ 3,000        
Office Space at 560 Sylvan Avenue, Englewood Cliffs, New Jersey [Member]          
Area of Real Estate Property | ft²     2,000    
Operating Lease, Monthly Base Rent     $ 3,000    
Office Space at 5600 Blazer Parkway, Dublin, Ohio [Member]          
Area of Real Estate Property | ft²     25,000    
Operating Lease, Monthly Base Rent     $ 26,000    
Lessee, Operating Lease, Renewal Term     5 years    
Operating Lease, Sublease, Monthly Rent Revenue   $ 39,000      
Vehicle Lease [Member]          
Operating Lease, Monthly Base Rent     $ 300    
Office Equipment [Member]          
Operating Lease, Monthly Base Rent     $ 100