Annual report pursuant to Section 13 and 15(d)

Note 12 - Leases (Details Textual)

v3.20.4
Note 12 - Leases (Details Textual)
12 Months Ended
Dec. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Lessee, Finance Lease, Number of Leases 1  
Lessee, Operating Lease, Number of Leases 2  
Sublease Income $ 433,000 $ 359,000
Operating Lease, Right-of-Use Asset [1] 716,000 1,197,000
Finance Lease, Liability, Current 6,000  
Finance Lease, Liability, Noncurrent 20,000  
Lease Liability, Current and Noncurrent Portion [Member]    
Operating Lease, Liability, Total $ 836,000 $ 1,400,000
Maximum [Member]    
Lessee, Operating Lease, Term of Contract (Month) 76 months  
Minimum [Member]    
Lessee, Operating Lease, Term of Contract (Month) 42 months  
[1] See Footnote 12.