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Note 13 - Leases (Tables)
6 Months Ended
Jun. 30, 2021
Notes Tables  
Lessee, Operating Lease, Liability, Maturity [Table Text Block]
   

June 31,

 
   

2021

 

Remaining six months of 2021

  $ 526,000  

2022

    1,010,000  

2023

    1,017,000  

2024

    484,000  

2025

    365,000  

Total future minimum lease payments

    3,402,000  

Less imputed interest

    (254,000 )

Total Lease liabilities

  $ 3,148,000