Note 20 - Fair Value of Financial Instruments and Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2018

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

	Carrying		Estimated		Level
201 8	Amount		Fair Value		1		2		3
	(in Thousands)
Assets
Cash and Short-Term Investments	$	60,155	$	60,155	$	60,155	$	-	$	-
Investment Securities Available for Sale		353,066		353,066		-		348,788		4,278
Federal Home Loan Bank Stock		2,978		2,978		2,978		-		-
Loans, Net		774,249		769,809		-		766,457		3,352
Bank-Owned Life Insurance		17,598		17,598		17,598		-		-

Liabilities
Deposits		1,085,125		1,086,503		744,094		342,409		-
Subordinated Debentures		24,229		24,229		-		24,229		-
Other Borrowed Money		44,000		44,032		-		44,032		-

2017

Assets
Cash and Short-Term Investments	$	57,813	$	57,813	$	57,813	$	-	$	-
Investment Securities Available for Sale		354,247		354,247		-		346,950		7,297
Federal Home Loan Bank Stock		3,043		3,043		3,043		-		-
Loans, Net		757,281		757,163		-		752,287		4,876
Bank-Owned Life Insurance		17,089		17,089		17,089		-		-

Liabilities
Deposits		1,067,985		1,068,392		727,818		340,574		-
Subordinated Debentures		24,229		24,229		-		24,229		-
Other Borrowed Money		47,500		47,626		-		47,626		-

Fair Value Measurements, Recurring and Nonrecurring [Table Text Block]

			Fair Value Measurements at Reporting Date Using
201 8	Total Fair Value		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)

Recurring
Securities Available for Sale
U.S. Government Agencies
Mortgage-Backed	$	346,205,172	$	-	$	342,142,079	$	4,063,093
State, County and Municipal		3,989,109		-		3,774,634		214,475
Corporate		2,871,885		-		2,871,885		-

	$	353,066,166	$	-	$	348,788,598	$	4,277,568
Nonrecurring
Impaired Loans	$	3,351,735	$	-	$	-	$	3,351,735

Other Real Estate	$	1,182,783	$	-	$	-	$	1,182,783

2017

Recurring
Securities Available for Sale
U.S. Government Agencies
Mortgage-Backed	$	346,723,419	$	-	$	341,701,288	$	5,022,131
State, County and Municipal		4,492,826		-		4,277,460		215,366
Corporate		2,060,000		-		-		2,060,000
Asset-Backed		970,659		-		970,659		-

	$	354,246,904	$	-	$	346,949,407	$	7,297,497
Nonrecurring
Impaired Loans	$	4,875,918	$	-	$	-	$	4,875,918

Other Real Estate	$	2,014,904	$	-	$	-	$	2,014,904

Fair Value Measurement Inputs and Valuation Techniques [Table Text Block]

	December 31, 201 8		Valuation Techniques	Unobservable Inputs	Range Weighted Avg

Real Estate
Commercial Construction	$	360,000	Sales Comparison	Adjustment for Differences		(6.60)%	-	1,975.00%
				Between the Comparable Sales			984.20%

				Management Adjustments for Age		0.00%	-	10.00%
				of Appraisals and/or Current			5.00%
				Market Conditions

Residential Real Estate		213,482	Sales Comparison	Adjustment for Differences		(10.86)%	-	6.70%
				Between the Comparable Sales			(2.08)%

				Management Adjustments for Age		0.00%	-	25.00%
				of Appraisals and/or Current			12.50%
				Market Conditions

Commercial Real Estate		2,415,174	Sales Comparison	Adjustment for Differences		(60.00)%	-	80.00%
				Between the Comparable Sales			10.00%

				Management Adjustments for Age		0.00%	-	35.00%
				of Appraisals and/or Current			17.50%
				Market Conditions

			Income Approach	Capitalization Rate			10.13%

Farmland		327,581	Sales Comparison	Adjustment for Differences Between the Comparable Sales		(71.00)%	-	(3.50)%
							(37.25)%
				Management Adjustments for Age		10.00%	-	80.00%
				of Appraisals and/or Current			45.00%
				Market Conditions

Commercial		35,498	Sales Contract	Adjustment for Estimated Costs to		0.00%	-	0.00%
				Sell			(0.00)%

				Management Adjustments for Age		0.00%	-	15.00%
				of Appraisals and/or Current			15.00%
				Market Conditions

Other Real Estate Owned		1,182,783	Sales Comparison	Adjustment for Differences		(30.00)%	-	25.02%
				Between the Comparable Sales			(2.49)%

				Management Adjustments for Age		9.82%	-	99.39%
				of Appraisals and/or Current			35.26%
				Market Conditions

			Income Approach	Capitalization Rate			10.00%

	December 31, 201 7		Valuation Techniques	Unobservable Inputs	Range Weighted Avg

Real Estate
Commercial Construction	$	427,433	Sales Comparison	Adjustment for Differences		(16.00)%	-	1,975.00%
				Between the Comparable Sales			979.50%

				Management Adjustments for Age		0.00%	-	10.00%
				of Appraisals and/or Current			5.00%
				Market Conditions

Residential Real Estate		81,736	Sales Comparison	Adjustment for Differences		(43.30)%	-	83.30%
				Between the Comparable Sales			20.00%

				Management Adjustments for Age		0.00%	-	25.00%
				of Appraisals and/or Current			12.50%
				Market Conditions

Commercial Real Estate		4,016,742	Income Approach	Management Adjustments for Age		0.00%	-	10.00%
				of Appraisals and/or Current			5.00%
				Market Conditions

				Capitalization Rate			10.75%

Farmland		350,007	Sales Comparison	Adjustment for Differences		(71.00)%	-	88.70%
				Between the Comparable Sales			8.85%

				Management Adjustments for Age		10.00%	-	75.00%
				of Appraisals and/or Current			42.50%
				Market Conditions

Other Real Estate Owned		2,014,904	Sales Comparison	Adjustment for Differences		(22.74)%	-	15.00%
				Between the Comparable Sales			(3.87)%

				Management Adjustments for Age		5.44%	-	87.24%
				of Appraisals and/or Current			24.44%
				Market Conditions

			Income Approach	Capitalization Rate			10.00%

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

	Available for Sale Securities
	201 8			2017			2016

Balance, Beginning	$	7,297,497		$	576,384		$	930,311

Transfers out of Level 3		(2,009,080	)		-			-
Securities Purchased During the Year		-			7,069,649			-
Securities Matured During the Year		-			(360,000	)		(330,000	)
Paydowns on Securities		(885,082	)		-			-
Unrealized Gains(Losses) Included in Other
Comprehensive Income		(125,767	)		11,464			(23,927	)

Balance, Ending	$	4,277,568		$	7,297,497		$	576,384

Fair Value, Inputs, Level 3 [Member]

Notes Tables

Fair Value Measurement Inputs and Valuation Techniques [Table Text Block]

December 31, 201 8	Fair Value		Valuation Techniques	Unobservable Inputs	Range (Weighted Avg)

State, County and Municipal	$	214,475	Discounted Cash Flow	Discount Rate or Yield		N/A*

U. S. Government Agencies Mortgage - Backed		4,063,093	Fundamental Analysis	Discount Rate or Yield		N/A*

December 31, 2017

State, County and Municipal	$	215,366	Discounted Cash Flow	Discount Rate or Yield		N/A*

U. S. Government Agencies Mortgage - Backed		5,022,131	Fundamental Analysis	Discount Rate or Yield		N/A*

Corporate		2,060,000	Option Pricing	Discount Rate or Yield		N/A*

- Definition

Tabular disclosure of financial instruments measured at fair value, including those classified in shareholders' equity measured on a recurring or nonrecurring basis. Disclosures include, but are not limited to, fair value measurements recorded and the reasons for the measurements, level within the fair value hierarchy in which the fair value measurements are categorized and transfers between levels 1 and 2. Nonrecurring fair value measurements are those that are required or permitted in the statement of financial position in particular circumstances.

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