Note 2 - Securities Available for Sale (Tables)

6 Months Ended

Jun. 30, 2024

Notes Tables

Debt Securities, Available-for-Sale [Table Text Block]

June 30, 2024		U.S. Treasury Notes		U.S. government agency obligations			Municipal obligations			Mortgage-backed residential obligations			Collateralized mortgage obligations			Total available-for-sale
	(Dollars in thousands)
1 year or less	$	1,500	$	993		$	—		$	—		$	—		$	2,493
1 to 5 years		—		3,576			1,435			8,689			13,015			26,715
5 to 10 years		—		4,224			1,241			17,673			8,999			32,137
After 10 years		—		—			9,240			1,382			3,334			13,956
Fair value		1,500		8,793			11,916			27,744			25,348			75,301
Gross unrealized gains		—		—			—			—			—			—
Gross unrealized losses		—		(1,133	)		(2,210	)		(4,999	)		(4,151	)		(12,493	)
Amortized cost	$	1,500	$	9,926		$	14,126		$	32,743		$	29,499		$	87,794

December 31, 2023		U.S. Treasury Notes			U.S. government agency obligations			Municipal obligations			Mortgage-backed residential obligations			Collateralized mortgage obligations			Total available-for-sale
	(Dollars in thousands)
1 year or less	$	2,973		$	—		$	1,292		$	—		$	—		$	4,265
1 to 5 years		—			4,769			1,461			8,976			12,919			28,125
5 to 10 years		—			4,337			882			19,777			9,756			34,752
After 10 years		—			—			9,935			1,598			3,460			14,993
Fair value		2,973			9,106			13,570			30,351			26,135			82,135
Gross unrealized gains		—			—			1			—			—			1
Gross unrealized losses		(22	)		(1,128	)		(1,882	)		(4,533	)		(3,938	)		(11,503	)
Amortized cost	$	2,995		$	10,234		$	15,451		$	34,884		$	30,073		$	93,637

Debt Securities, Available-for-Sale, Unrealized Loss Position, Fair Value [Table Text Block]

	Less than 12 Months				12 Months or Longer				Total
	(Dollars in thousands)
	Fair		Unrealized		Fair		Unrealized		Fair		Unrealized
	Value		Losses		Value		Losses		Value		Losses
June 30, 2024
U.S. Treasury Notes	$	—	$	—	$	—	$	—	$	—	$	—
U.S. government agency obligations		—		—		8,793		1,133		8,793		1,133
Municipal obligations		474		21		11,442		2,189		11,916		2,210
Mortgage-backed residential obligations		—		—		27,744		4,999		27,744		4,999
Collateralized mortgage obligations		—		—		25,348		4,151		25,348		4,151
Total	$	474	$	21	$	73,327	$	12,472	$	73,801	$	12,493
December 31, 2023
U.S. Treasury Notes	$	—	$	—	$	2,973	$	22	$	2,973	$	22
U.S. government agency obligations		—		—		9,106		1,128		9,106		1,128
Municipal obligations		279		1		12,796		1,881		13,075		1,882
Mortgage-backed residential obligations		—		—		30,351		4,533		30,351		4,533
Collateralized mortgage obligations		—		—		26,135		3,938		26,135		3,938
Total	$	279	$	1	$	81,361	$	11,502	$	81,640	$	11,503