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Note 3 - Securities - Securities With Unrealized Losses (Details) $ in Thousands	Sep. 30, 2022 USD ($)	Dec. 31, 2021 USD ($)
Count, less than 12 months	231
Collateralized mortgage obligations - residential, fair value	$ 193,686
Unrealized loss, less than 12 months	$ (8,665)
Count, 12 months or more	1
Fair value, 12 months or more	$ 182
Unrealized loss, 12 months or more	$ (4)
Count, total	232
Fair value, total	$ 193,868
Unrealized loss, total	$ (8,669)
US States and Political Subdivisions Debt Securities [Member]
Count, less than 12 months	2
Collateralized mortgage obligations - residential, fair value	$ 383
Unrealized loss, less than 12 months	$ (17)
Count, 12 months or more	0
Fair value, 12 months or more	$ 0
Unrealized loss, 12 months or more	$ 0
Count, total	2
Fair value, total	$ 383
Unrealized loss, total	$ (17)
US Treasury Securities [Member]
Count, less than 12 months	200	53
Collateralized mortgage obligations - residential, fair value	$ 162,265	$ 62,246
Unrealized loss, less than 12 months	$ (8,285)	$ (76)
Count, 12 months or more	0	0
Fair value, 12 months or more	$ 0	$ 0
Unrealized loss, 12 months or more	$ 0	$ 0
Count, total	200	53
Fair value, total	$ 162,265	$ 62,246
Unrealized loss, total	$ (8,285)	$ (76)
US Government-sponsored Enterprises Debt Securities [Member]
Count, less than 12 months	6
Collateralized mortgage obligations - residential, fair value	$ 26,750
Unrealized loss, less than 12 months	$ (250)
Count, 12 months or more	0
Fair value, 12 months or more	$ 0
Unrealized loss, 12 months or more	$ 0
Count, total	6
Fair value, total	$ 26,750
Unrealized loss, total	$ (250)
Residential Mortgage-Backed Securities [Member]
Count, less than 12 months	18
Collateralized mortgage obligations - residential, fair value	$ 3,223
Unrealized loss, less than 12 months	$ (102)
Count, 12 months or more	0
Fair value, 12 months or more	$ 0
Unrealized loss, 12 months or more	$ 0
Count, total	18
Fair value, total	$ 3,223
Unrealized loss, total	$ (102)
Collateralized Mortgage-Backed Securities [Member]
Count, less than 12 months	5
Collateralized mortgage obligations - residential, fair value	$ 1,065
Unrealized loss, less than 12 months	$ (11)
Count, 12 months or more	1
Fair value, 12 months or more	$ 182
Unrealized loss, 12 months or more	$ (4)
Count, total	6
Fair value, total	$ 1,247
Unrealized loss, total	$ (15)

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
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-SubTopic 30
-Section 50
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+ References

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+ References

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