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

July 1, 2021, through December 31, 2021

  532 

2022

  1,117 

2023

  1,118 

2024

  1,034 

2025

  592 

2026

  460 

Total Lease Payments

  4,853 

Less: Interest expense

  (398)

Present value of lease liabilities

 $4,455 
     

Current operating lease liabilities

 $965 

Long-term operating lease liabilities

  3,490 
  $4,455