Note 18 - Revenue Recognition - Noninterest Income (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Noninterest Income (in-scope of Topic 606)	$ 6,994	$ 6,653
Noninterest Income (out-of-scope of Topic 606)	5,407	1,773
Total noninterest income	12,401	8,426
Deposit Account [Member]
Noninterest Income (in-scope of Topic 606)	2,425	2,045
Product and Service, Other [Member]
Noninterest Income (in-scope of Topic 606)	214	179
Credit and Debit Card [Member]
Noninterest Income (in-scope of Topic 606)	1,916	1,869
Fiduciary and Trust [Member]
Noninterest Income (in-scope of Topic 606)	1,817	1,792
Insurance and Investment [Member]
Noninterest Income (in-scope of Topic 606)	$ 622	$ 768