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Note 3 - Debt Securities - Available For Sale Securities in Continuous Unrealized Loss Position (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Securities available for sale, less than 12 months, fair value	$ 24,011	$ 11,018
Securities available for sale, less than 12 months, unrealized losses	(269)	(97)
Securities available for sale, 12 months or longer, fair value	8,843	544
Securities available for sale, 12 months or longer, unrealized losses	(423)	(4)
Securities available for sale, total fair value	32,854	11,562
Securities available for sale, total unrealized losses	(692)	(101)
US Government Agencies Debt Securities [Member]
Securities available for sale, less than 12 months, fair value	0	0
Securities available for sale, less than 12 months, unrealized losses	0	0
Securities available for sale, 12 months or longer, fair value	459	544
Securities available for sale, 12 months or longer, unrealized losses	(3)	(4)
Securities available for sale, total fair value	459	544
Securities available for sale, total unrealized losses	(3)	(4)
US States and Political Subdivisions Debt Securities [Member]
Securities available for sale, less than 12 months, fair value	0	0
Securities available for sale, less than 12 months, unrealized losses	0	0
Securities available for sale, 12 months or longer, fair value	0	0
Securities available for sale, 12 months or longer, unrealized losses	0	0
Securities available for sale, total fair value	0	0
Securities available for sale, total unrealized losses	0	0
Corporate Debt Securities [Member]
Securities available for sale, less than 12 months, fair value	9,919
Securities available for sale, less than 12 months, unrealized losses	(16)
Securities available for sale, 12 months or longer, fair value	0
Securities available for sale, 12 months or longer, unrealized losses	0
Securities available for sale, total fair value	9,919
Securities available for sale, total unrealized losses	(16)
Mortgage-backed Agency Securities [Member]
Securities available for sale, less than 12 months, fair value	14,092	11,018
Securities available for sale, less than 12 months, unrealized losses	(253)	(97)
Securities available for sale, 12 months or longer, fair value	8,384	0
Securities available for sale, 12 months or longer, unrealized losses	(420)	0
Securities available for sale, total fair value	22,476	11,018
Securities available for sale, total unrealized losses	$ (673)	$ (97)

X

- Definition

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for more than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 30
-Section 50
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