Quarterly report pursuant to Section 13 or 15(d)

Note 9 - Leases (Details Textual)

v3.20.2
Note 9 - Leases (Details Textual)
 1 Months Ended 3 Months Ended 6 Months Ended 9 Months Ended
Jun. 30, 2017
USD ($)
Sep. 30, 2020
USD ($)
ft²
Sep. 30, 2019
USD ($)
Mar. 31, 2019
USD ($)
ft²
Jun. 30, 2020
USD ($)
ft²
Sep. 30, 2020
USD ($)
ft²
Sep. 30, 2019
USD ($)
Operating Lease, Expense   $ 49,000 $ 54,000     $ 151,000 $ 176,000
Operating Lease, Payments           $ 246,000 $ 249,000
Office Space at 4995 Bradenton Avenue, Dublin Ohio [Member]              
Area of Real Estate Property (Square Foot) | ft²   5,000       5,000  
Operating Lease, Monthly Base Rent           $ 3,000  
Office Space at 560 Sylvan Avenue, Englewood Cliffs, New Jersey [Member]              
Area of Real Estate Property (Square Foot) | ft²       2,000      
Operating Lease, Monthly Base Rent       $ 3,000      
Office Space at 5600 Blazer Parkway, Dublin, Ohio [Member]              
Area of Real Estate Property (Square Foot) | ft²         25,000    
Operating Lease, Monthly Base Rent         $ 27,000    
Lessee, Operating Lease, Renewal Term (Year)         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