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Note 9 - Pledged Collateral Related to Securities Sold Under Repurchase Agreements (Tables)
3 Months Ended
Mar. 31, 2022
Notes Tables  
Schedule of Financial Instruments Owned and Pledged as Collateral [Table Text Block]
  

2022

  

2021

 

Securities sold under agreements to repurchase:

        

U.S. government treasuries

 $4,796  $4,971 

U.S. government agencies

  39,461   38,045 

U.S. government mortgage-backed securities

  9,311   11,127 
         

Total pledged collateral

 $53,568  $54,143