Note 2 - Loan Portfolio - Loan Portfolio, Excluding Loans Held for Sale (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Gross loans	$ 819,774		$ 803,729
Less unearned income and deferred fees and costs	(446)		(481)
Loans, net of unearned income and deferred fees and costs	819,328	$ 803,248	803,248
Real Estate Construction Portfolio Segment[Member]
Gross loans	59,741	48,841	48,841
Consumer Real Estate Portfolio Segment [Member]
Gross loans	209,072	208,977	208,977
Commercial Real Estate Portfolio Segment [Member]
Gross loans	416,953	405,722	405,722
Commercial Non Real Estate Segment [Member]
Gross loans	52,796	60,264	60,264
Public Sector and IDA Portfolio Segment[Member]
Gross loans	47,156	47,899	47,899
Consumer Non Real Estate Portfolio Segment [Member]
Gross loans	$ 34,056	$ 32,026	$ 32,026

Amount of deferred interest and fee income, unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of acquired loans. Excludes amounts for loans and leases covered under loss sharing agreements.

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