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Note 7 - Short-term Borrowings (Tables)
3 Months Ended
Mar. 31, 2023
Notes Tables  
Schedule of Short-Term Debt [Table Text Block]
  March 31, 2023  December 31, 2022 

Customer repurchase agreements

 $63,220  $370 

Other short-term borrowings

  25,000   100,531 

Total short-term borrowings

 $88,220  $100,901