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Note 3 - Securities - Amortized Cost and Fair Value of Securities By Contractual Maturity (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Due in one year or less, amortized cost	$ 1,400
Due in one year or less, fair value	1,399
Due after one year through five years, amortized cost	129,279
Due after one year through five years	125,236
Amortized cost, single maturity date, amortized cost	130,679
Fair value, single maturity date	126,635
Amortized cost	136,590	$ 85,585
Fair value	132,634	85,694
Residential Mortgage-Backed Securities [Member]
Amortized cost, without single maturity date, amortized cost	4,448
Fair value, without single maturity date	4,538
Amortized cost	4,448	4,660
Fair value	4,538	4,833
Collateralized Mortgage-Backed Securities [Member]
Amortized cost, without single maturity date, amortized cost	1,463
Fair value, without single maturity date	1,461
Amortized cost	1,463	1,576
Fair value	$ 1,461	$ 1,580

X

- Definition

Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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-Topic 320
-SubTopic 10
-Section 50
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+ References

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-Publisher FASB
-Name Accounting Standards Codification
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+ References

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