Note 7 - Investments, Held to Maturity ("HTM") (Tables)

3 Months Ended

Mar. 31, 2025

Notes Tables

Debt Securities, Held-to-Maturity [Table Text Block]

	March 31, 2025
Dollars in thousands	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
US Treasury Bonds	$	11,984	$	—	$	(21	)	$	11,963
Student Loan Pools		12,868		335		—			13,203
SBA Bonds		7,696		172		—			7,868
Taxable Municipal Bonds		976		—		(15	)		961
MBS		100,293		484		(4,222	)		96,555
Total HTM Securities	$	133,817	$	991	$	(4,258	)	$	130,550

	December 31, 2024
Dollars in thousands		Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
US Treasury Bonds	$	11,967	$	—	$	(39	)	$	11,928
Student Loan Pools		13,202		333		—			13,535
SBA Bonds		8,168		145		—			8,313
Taxable Municipal Bonds		973		—		(20	)		953
MBS		100,890		404		(5,121	)		96,173
Total HTM Securities	$	135,200	$	882	$	(5,180	)	$	130,902

Debt Securities, Held to Maturity, Unrealized Loss Position, Fair Value [Table Text Block]

	March 31, 2025
	Less than 12 Months					12 Months or More					Total
Dollars in thousands	Fair Value		Unrealized Losses			Fair Value		Unrealized Losses			Fair Value		Unrealized Losses
US Treasury Bonds	$	—	$	—		$	11,963	$	(21	)	$	11,963	$	(21	)
Taxable Municipal Bonds		—		—			961		(15	)		961		(15	)
MBS		11,560		(112	)		42,272		(4,110	)		53,832		(4,222	)
	$	11,560	$	(112	)	$	55,196	$	(4,146	)	$	66,756	$	(4,258	)

	December 31, 2024
	Less than 12 Months					12 Months or More					Total
Dollars in thousands		Fair Value		Unrealized Losses			Fair Value		Unrealized Losses			Fair Value		Unrealized Losses
US Treasury Bonds	$	—	$	—		$	11,928	$	(39	)	$	11,928	$	(39	)
Taxable Municipal Bonds		—		—			953		(20	)		953		(20	)
MBS		9,906		(156	)		43,547		(4,965	)		53,453		(5,121	)
	$	9,906	$	(156	)	$	56,428	$	(5,024	)	$	66,334	$	(5,180	)

Debt Securities, Held-to-Maturity, Credit Quality Indicator [Table Text Block]

Dollars in thousands	Amortized Cost
Taxable Municipal Bond
AA	$	976
Total Taxable Municipal Bond	$	976
Private Label MBS
AAA	$	6,547
A		1,147
Total Private Label MBS	$	7,694

Held to Maturity Investments, Maturity Dates and Yields [Table Text Block]

Dollars in thousands	Carrying Value		Average Book Yield
HTM Securities:
Due in one year or less	$	11,984		3.49	%
Due after one year through five years		1,797		4.39	%
Due after five years through ten years		3,811		6.41	%
Due after ten years		15,932		6.31	%
MBS		100,293		4.38	%
Total HTM Securities	$	133,817		4.59	%