Note 13 - Financial Instruments with Off-balance-sheet Risk (Tables)

12 Months Ended

Dec. 31, 2022

Notes Tables

Schedule of Fair Value, off-Balance-Sheet Risks [Table Text Block]

	In Thousands
	Contract or Notional Amount
	2022		2021
Financial instruments whose contract amounts represent credit risk:
Unused commitments to extend credit	$	1,217,963		1,147,654
Standby letters of credit		118,064		90,929
Total	$	1,336,027		1,238,583

Off-Balance-Sheet, Credit Loss, Liability [Table Text Block]

	(In Thousands)
	2022			2021		2020
Beginning balance, January 1	$	955			693		434
Impact of adopting ASC 326		6,195			—		—
Credit loss expense (benefit)		(1,014	)		262		259
Ending balance, December 31,	$	6,136			955		693