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Note 10 - Commitments and Contingencies (Tables)
9 Months Ended
Sep. 30, 2023
Notes Tables  
Lease, Cost [Table Text Block]
  

Three Months Ended

September 30,

  

Nine Months Ended

September 30,

 

Lease Costs

 

2023

  

2022

  

2023

  

2022

 

Operating lease cost

 $130  $120  $391  $395 
                 

Other information

                

Operational cash flow used for operating leases

 $145  $144  $397  $399 
  

September 30,

2023

  

September 30,

2022

 

Weighted-average remaining lease term (in years)

  3.6   5.0 

Weighted-average discount rate

  5

%

  5

%

Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block]

2023

 $146 

2024

  557 

2025

  439 

2026

  444 

2027

  290 

Total future minimum lease payments

  1,876 

Less imputed interest

  (147

)

Total

 $1,729 
     

Reported as:

    

Operating lease liabilities

 $485 

Operating lease liabilities- non-current

  1,244 

Total

 $1,729