Note 13 - Fair Value of Financial Instruments (Tables)

6 Months Ended

Jun. 30, 2023

Notes Tables

Fair Value, Assets Measured on Recurring Basis [Table Text Block]

	June 30, 2023						December 31, 2022
	Level 1		Level 2		Level 3		Level 1		Level 2		Level 3
Student Loan Pools	$	—	$	53,884,324	$	—	$	—	$	59,156,982	$	—
SBA Bonds		—		84,160,160		—		—		99,629,967		—
Tax Exempt Municipal Bonds		—		20,661,788		—		—		21,310,328		—
Taxable Municipal Bonds		—		52,088,780		—		—		50,769,739		—
MBS		—		331,157,574		—		—		319,281,268		—
Total	$	—	$	541,952,626	$	—	$	—	$	550,148,284	$	—

Fair Value Measurements, Nonrecurring [Table Text Block]

	June 30, 2023
Assets:	Level 1		Level 2		Level 3		Total
Mortgage Loans Held For Sale	$	—	$	1,219,997	$	—	$	1,219,997
Collateral Dependent Loans (1)		—		—		5,637,042		5,637,042
Other Real Estate Owned		—		—		105,000		105,000
Land Held for Sale		—		—		1,096,614		1,096,614
Total	$	—	$	1,219,997	$	6,838,656	$	8,058,653

	December 31, 2022
Assets:	Level 1		Level 2		Level 3		Total
Mortgage Loans Held For Sale	$	—	$	913,258	$	—	$	913,258
Collateral Dependent Loans (1)		—		—		5,565,878		5,565,878
Other Real Estate Owned		—		—		119,700		119,700
Land Held for Sale		—		—		1,096,614		1,096,614
Total	$	—	$	913,258	$	6,782,192	$	7,695,450

Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]

			Range of Inputs
Level 3 Assets	Valuation Technique	Significant Unobservable Inputs	June 30, 2023			December 31, 2022
Land Held for Sale	Appraised Value/Comparable Sales	Discounts to appraised values for estimated holding or selling costs			10%	10%
Collateral Dependent Loans	Appraised Value	Discounts to appraised values for estimated holding and/or selling costs or age of appraisal	8%	-	13%	8% - 13%
Other Real Estate Owned	Appraised Value/Comparable Sales	Discounts to appraised values for estimated holding or selling costs			30%	30%

Fair Value, by Balance Sheet Grouping [Table Text Block]

June 30, 2023	Carrying		Fair Value
	Amount		Level 1		Level 2		Level 3
Financial Assets:	Dollars in thousands
Cash and Cash Equivalents	$	77,180	$	77,180	$	—	$	—
Certificates of Deposits with Other Banks		1,100		—		1,100		—
Investment Securities AFS		541,953		—		541,953		—
Investment Securities HTM		176,623		—		170,589		—
Loans Receivable, Net		588,445		—		—		567,659
FHLB Stock		659		659		—		—
Land Held for Sale		1,097		—		—		1,097
Financial Liabilities:
Deposits:
Checking, Savings & Money Market Accounts	$	950,364	$	950,364	$	—	$	—
Certificates of Deposits		229,109		—		226,115		—
Borrowings from FRB		69,200		68,716		—		—
Other Borrowed Money		17,890		17,890		—		—
Subordinated Debentures		26,500		—		22,741		—
Junior Subordinated Debentures		5,155		—		5,155		—

December 31, 2022	Carrying		Fair Value
	Amount		Level 1		Level 2		Level 3
Financial Assets:	Dollars in thousands
Cash and Cash Equivalents	$	28,502	$	28,502	$	—	$	—
Certificates of Deposits with Other Banks		1,100		—		1,100		—
Investment Securities AFS		550,148		—		550,148		—
Investment Securities HTM		167,438		—		161,464		—
Loans Receivable, Net		549,004		—		—		528,174
FHLB Stock		651		651		—		—
Land Held for Sale		1,097		—		—		1,097
Financial Liabilities:
Deposits:
Checking, Savings & Money Market Accounts	$	968,054	$	968,054	$	—	$	—
Certificates of Deposits		142,031		—		138,382		—
Borrowings from FRB		44,080		44,071		—		—
Other Borrowed Money		27,588		27,588		—		—
Subordinated Debentures		26,500		—		24,435		—
Junior Subordinated Debentures		5,155		—		5,155		—