Note 16 - Employee Benefits - Schedule of RSUs (Details) - Restricted Stock Units (RSUs) [Member] - $ / shares	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Nonvested, RSUs shares, beginning of period (in shares)	13,015	15,686	2,892
Nonvested, RSUs Weighted, beginning of period Average Grant Date Fair Value, beginning of period (in dollars per share)	$ 21.24	$ 20.40	$ 25.93
Granted, RSUs shares (in shares)	707	1,500	13,758
Granted, RSUs Weighted Average Grant Date Fair Value (in dollars per share)	$ 28.28	$ 27.63	$ 19.63
Forfeited, RSUs shares (in shares)	(313)	0	0
Forfeited, RSUs Weighted Average Grant Date Fair Value (in dollars per share)	$ 26.63	$ 0	$ 0
Vested, RSUs shares (in shares)	(6,205)	(4,171)	(964)
Vested, RSUs Weighted Average Grant Date Fair Value (in dollars per share)	$ 22.65	$ 20.38	$ 25.93
Nonvested, RSUs shares, end of period (in shares)	7,204	13,015	15,686
Nonvested, RSUs Weighted Average Grant Date Fair Value, end of period (in dollars per share)	$ 20.49	$ 21.24	$ 20.40