Note 14 - Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Deferred tax assets:
Allowance for loan losses	$ 4,116	$ 4,636
Nonaccrual loan interest	250	507
Other real estate owned valuation allowance	23	124
Deferred compensation	1,183	159
Acquisition accounting adjustments	1,258	3,404
Lease liability, net of right of use asset	18	13
Accrued pension liability	320	447
Net unrealized loss on cash flow hedges	588	1,022
Net unrealized loss on securities available for sale	469	0
Other	253	318
Total deferred tax assets	8,478	10,630
Deferred tax liabilities:
Depreciation	1,094	1,352
Core deposit intangibles	999	1,315
Prepaid pension	0	213
Deferred loan origination costs, net	72	533
Net unrealized gain on securities available for sale	0	2,180
Other	6	32
Total deferred tax liabilities	2,171	5,625
Net deferred tax assets	$ 6,307	$ 5,005