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Note 6 - Operating Leases (Tables)
3 Months Ended
Mar. 31, 2022
Notes Tables  
Lessee, Operating Lease, Liability, Maturity [Table Text Block]

April 1, 2022, through December 31, 2022

 $822 

2023

  1,118 

2024

  1,034 

2025

  544 

2026

  460 

Total lease payments

  3,978 

Less: interest

  (327)

Present value of lease liabilities

 $3,651 
     

Current operating lease liabilities

 $994 

Long-term operating lease liabilities

  2,657 
  $3,651