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Note 8 - Leases (Tables)
6 Months Ended
Jun. 30, 2022
Notes Tables  
Lessee, Operating Lease, Disclosure [Table Text Block]

Operating lease liability- short term

 $102 

Operating lease liability - long term

  248 

Total Operating Lease Liability

 $350 
Lessee, Operating Lease, Liability, Maturity [Table Text Block]

2022 (6 months)

 $58 

2023

  121 

2024

  125 

2025

  75 

Total future minimum lease payments

  379 

Less imputed interest

  (29)

Total

 $350