Note 14 - Other Operating Income and Expense - Components of Other Operating Income and Expense (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Bank owned life insurance		$ 814	$ 916	$ 687
Other(1)	[1]	3,555	1,888	1,861
Total other operating income		4,369	2,804	2,548
OREO expense and net loss		414	1,494	1,549
Telephone and data communications		2,188	1,404	1,333
Office supplies		660	647	1,045
Other(1)	[1]	9,148	8,384	8,800
Total other operating expense		$ 12,410	$ 11,929	$ 12,727

[1] Components of other operating income or expense that do not exceed 1% of total income