Note 24 - Mortgage Banking Activities - Mortgage Banking Income (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Net gain on sale of mortgage loans held for sale	$ 521	$ 3,602	$ 4,713
Net change in fair value recognized on loans held for sale	0	0	0
Net change in fair value recognized on rate lock loan commitments	1,821	0	0
Net gain recognized	1,240	3,602	4,713
Net loan servicing income	4,200	1,448	922
Amortization	(3,072)	(1,092)	(446)
Change in mortgage servicing rights valuation allowance	0	0	0
Net servicing income recognized	1,128	356	476
Other mortgage banking income	842	766	966
Total mortgage banking income	3,210	4,724	6,155
Foreign Exchange Forward [Member]
Net change in fair value recognized on forward contracts	$ (1,102)	$ 0	$ 0