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Note 5 - Leases (Tables)
9 Months Ended
Sep. 30, 2021
Notes Tables  
Lessee, Operating Lease, Liability, Maturity [Table Text Block]

Year ending December 31,

 

Operating Leases

 
     

2021 (excluding the nine-months ended September 30, 2021)

 $89,000 

2022

  353,000 

2023

  248,000 

2024

  8,000 
     

Total lease payments

  698,000 

Less imputed interest

  (38,000)

Total

 $660,000