Note 2 - Securities - Amortized Cost and Estimated Fair Value of Debt Securities (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
1 year or less	$ 6,848	$ 1,610
1 to 5 years	36,371	25,222
5 to 10 years	22,772
After 10 years	8,636	9,775
Fair value	74,627	78,719
Gross unrealized gains	0	5
Gross unrealized losses	(8,366)	(8,063)
Amortized cost	82,993	86,777
US Treasury Notes Securities [Member]
1 year or less	1,001	0
1 to 5 years	6,019	0
5 to 10 years	0
After 10 years	0	0
Fair value	7,020	7,085
Gross unrealized gains	0	4
Gross unrealized losses	(87)	(7)
Amortized cost	7,107	7,088
US Government Agencies Debt Securities [Member]
1 year or less	0	0
1 to 5 years	7,785	1,326
5 to 10 years	368
After 10 years	0	0
Fair value	8,153	8,534
Gross unrealized gains	0	0
Gross unrealized losses	(718)	(685)
Amortized cost	8,871	9,219
Municipal Bonds [Member]
1 year or less	119	198
1 to 5 years	1,206	3,642
5 to 10 years	4,622
After 10 years	6,081	7,104
Fair value	12,028	12,146
Gross unrealized gains	0	0
Gross unrealized losses	(1,842)	(1,829)
Amortized cost	13,870	13,975
Residential Mortgage-Backed Securities [Member]
1 year or less	0	0
1 to 5 years	8,006	14,336
5 to 10 years	13,192
After 10 years	553	573
Fair value	21,751	23,769
Gross unrealized gains	0	0
Gross unrealized losses	(3,099)	(2,990)
Amortized cost	24,850	26,759
Commercial Mortgage-Backed Securities [Member]
1 year or less	5,728	1,412
1 to 5 years	13,355	5,918
5 to 10 years	4,590
After 10 years	2,002	2,098
Fair value	25,675	27,185
Gross unrealized gains	0	1
Gross unrealized losses	(2,620)	(2,552)
Amortized cost	$ 28,295	$ 29,736

Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-2

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