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Note 12 - Securities Sold Under Agreements to Repurchase (Tables)
12 Months Ended
Dec. 31, 2022
Notes Tables  
Schedule of Short-Term Debt [Table Text Block]

December 31, (dollars in thousands)

 

2022

  

2021

 

Outstanding balance at end of period

 $133,342  $75,466 

Weighted average interest rate at end of period

  1.64

%

  0.04

%

Years Ended December 31, (dollars in thousands)

 

2022

  

2021

  

2020

 
             

Average outstanding balance during the period

 $122,154  $62,534  $40,363 

Average interest rate during the period

  0.46

%

  0.04

%

  0.09

%

Maximum outstanding at any month end during the period

 $161,512  $81,964  $47,979