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Note 10 - Leases (Tables)
3 Months Ended
Mar. 31, 2023
Notes Tables  
Lease, Cost [Table Text Block]
  

Three Months Ended

 
  

March 31,

 
  

2023

  

2022

 

Cash paid for operating lease liabilities

 $66  $150 

Operating lease cost

 $65  $141 
         

Cash paid for finance lease liabilities

 $15  $15 

Interest expense

 $2  $3 
  

March 31, 2023

 

Weighted-average remaining lease term (years) - operating leases

  1.6 

Weighted-average discount rate - operating leases

  6.16%
     

Weighted-average remaining lease term (years) - finance leases

  1.0 

Weighted-average discount rate - finance leases

  7.49%
Lessee, Lease Liability, Maturity [Table Text Block]

Due in 12-month period ended March 31,

        
  

Operating Leases

  

Finance Leases

 

2023

 $267  $66 

2024

 $170  $32 

2025

 $  $ 

Less imputed interest

 $(21) $(5)

Total lease liabilities

 $416  $93 
         

Current lease liabilities

 $250  $62 

Non-current lease liabilities

 $166  $31 
  $416  $93