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Note 4 - Loans and Related Allowance for Loan and Lease Losses (Tables)

12 Months Ended

Dec. 31, 2017

Notes Tables

Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]

		2017				2016
Commercial and industrial		$	101,346			$	60,630
Real estate - construction			47,017				23,709
Real estate - mortgage:
Residential			318,157				270,830
Commercial			437,947				249,490
Consumer installment			18,746				4,481
			923,213				609,140
Less: Allowance for loan and lease losses			(7,190	)			(6,598	)
Net loans		$	916,023			$	602,542

Schedule Of Financing Receivable By Segment [Table Text Block]

										Real Estate- Mortgage
December 31, 2017		Commercial and industrial				Real estate- construction				Residential				Commercial					Consumer installment			Total
Loans:
Individually evaluated for impairment		$	3,627			$	44			$	2,824			$	5,610			$	4			$	12,109
Collectively evaluated for impairment			97,719				46,973				315,333				432,337				18,742				911,104
Total loans		$	101,346			$	47,017			$	318,157			$	437,947			$	18,746			$	923,213

										Real estate- Mortgage
December 31, 2016		Commercial and industrial				Real estate- construction				Residential				Commercial				Consumer installment				Total
Loans:
Individually evaluated for impairment		$	1,190			$	913			$	3,135			$	7,187			$	5			$	12,430
Collectively evaluated for impairment			59,440				22,796				267,695				242,303				4,476				596,710
Total loans		$	60,630			$	23,709			$	270,830			$	249,490			$	4,481			$	609,140

Schedule of Credit Losses for Financing Receivables, Current [Table Text Block]

										Real Estate- Mortgage
December 31, 2017		Commercial and industrial				Real estate- construction				Residential				Commercial				Consumer installment				Total
Allowance for loan and lease losses:
Ending allowance balance attributable to loans:
Individually evaluated for impairment		$	694			$	-			$	140			$	733			$	-			$	1,567
Collectively evaluated for impairment			305				313				1,620				3,303				82				5,623
Total ending allowance balance		$	999			$	313			$	1,760			$	4,036			$	82			$	7,190

										Real Estate- Mortgage
December 31, 2016		Commercial and industrial				Real estate- construction				Residential				Commercial				Consumer installment				Total
Allowance for loan and lease losses:
Ending allowance balance attributable to loans:
Individually evaluated for impairment		$	90			$	-			$	251			$	186			$	-			$	527
Collectively evaluated for impairment			358				172				2,567				2,949				25				6,071
Total ending allowance balance		$	448			$	172			$	2,818			$	3,135			$	25			$	6,598

		Commercial and industrial				Real estate- construction				Real estate- residential mortgage				Real estate- commercial mortgage				Consumer installment				Total
ALLL balance at December 31, 2016		$	448			$	172			$	2,818			$	3,135			$	25			$	6,598
Charge-offs			(536	)			-				(117	)			(39	)			(462	)			(1,154	)
Recoveries			234				34				241				111				81				701
Provision			853				107				(1,182	)			829				438				1,045
ALLL balance at December 31, 2017		$	999			$	313			$	1,760			$	4,036			$	82			$	7,190

		Commercial and industrial				Real estate- construction				Real estate- residential mortgage				Real estate- commercial mortgage				Consumer installment				Total
ALLL balance at December 31, 2015		$	867			$	276			$	3,139			$	2,078			$	25			$	6,385
Charge-offs			(237	)			-				(414	)			(70	)			(22	)			(743	)
Recoveries			90				-				141				140				15				386
Provision			(272	)			(104	)			(48	)			987				7				570
ALLL balance at December 31, 2016		$	448			$	172			$	2,818			$	3,135			$	25			$	6,598

Impaired Financing Receivables [Table Text Block]

December 31, 2017
Impaired Loans
						Unpaid
		Recorded				Principal				Related
		Investment				Balance				Allowance
With no related allowance recorded:
Commercial and industrial		$	450			$	1,006			$	-
Real estate - construction			44				44				-
Real estate - mortgage:
Residential			1,685				1,904				-
Commercial			1,870				1,984				-
Consumer installment			4				4				-
Total		$	4,053			$	4,942			$	-
With an allowance recorded:
Commercial and industrial		$	3,177			$	3,888			$	694
Real estate - mortgage:
Residential			1,139				1,179				140
Commercial			3,740				3,913				733
Total		$	8,056			$	8,980			$	1,567
Total:
Commercial and industrial		$	3,627			$	4,894			$	694
Real estate - construction			44				44				-
Real estate - mortgage:
Residential			2,824				3,083				140
Commercial			5,610				5,897				733
Consumer installment			4				4				-
Total		$	12,109			$	13,922			$	1,567

December 31, 2016
Impaired Loans
						Unpaid
		Recorded				Principal				Related
		Investment				Balance				Allowance
With no related allowance recorded:
Commercial and industrial		$	319			$	318			$	-
Real estate - construction			913				909				-
Real estate - mortgage:
Residential			2,142				2,140				-
Commercial			2,031				2,027				-
Total		$	5,405			$	5,394			$	-
With an allowance recorded:
Commercial and industrial		$	871			$	868			$	90
Real estate - mortgage:
Residential			993				991				251
Commercial			5,156				5,147				186
Consumer installment			5				5				-
Total		$	7,025			$	7,011			$	527
Total:
Commercial and industrial		$	1,190			$	1,186			$	90
Real estate - construction			913				909				-
Real estate - mortgage:
Residential			3,135				3,131				251
Commercial			7,187				7,174				186
Consumer installment			5				5				-
Total		$	12,430			$	12,405			$	527

Schedule of Additional Information Related to Impaired Loans [Table Text Block]

		As of December 31, 2017								As of December 31, 2016								As of December 31, 2015
		Average Recorded Investment				Interest Income Recognized				Average Recorded Investment				Interest Income Recognized				Average Recorded Investment				Interest Income Recognized
Commercial and industrial		$	2,378			$	178			$	1,211			$	32			$	1,468			$	100
Real estate - construction			565				1				1,281				10				2,407				115
Real estate - mortgage:
Residential			3,068				89				3,529				98				4,356				160
Commercial			6,820				446				7,384				368				5,203				350
Consumer installment			5				1				6				1				6				-
Total		$	12,836			$	715			$	13,411			$	509			$	13,440			$	725

Troubled Debt Restructurings on Financing Receivables [Table Text Block]

		December 31, 2017
		Number of Contracts												Pre-Modification				Post-Modification
		Term												Outstanding Recorded				Outstanding Recorded
Troubled Debt Restructurings		Modification				Other				Total				Investment				Investment
Commercial and industrial			4				-				4			$	127			$	127
Residential real estate			5				-				5				256				256

		December 31, 2016
		Number of Contracts												Pre-Modification				Post-Modification
		Term												Outstanding Recorded				Outstanding Recorded
Troubled Debt Restructurings		Modification				Other				Total				Investment				Investment
Commercial and industrial			5				-				5			$	610			$	610
Residential real estate			4				-				4				166				166
Commercial real estate			1				-				1				311				311

		December 31, 2015
		Number of Contracts												Pre-Modification				Post-Modification
		Term												Outstanding Recorded				Outstanding Recorded
Troubled Debt Restructurings		Modification				Other				Total				Investment				Investment
Commercial and industrial			6				-				6			$	434			$	434
Real estate construction			1				-				1				181				181
Residential real estate			5				1				6				515				535
Commercial real estate			1				-				1				270				270

Financing Receivable Credit Quality Indicators [Table Text Block]

		December 31, 2017
						Special												Total
		Pass				Mention				Substandard				Doubtful				Loans
Commercial and industrial		$	95,621			$	1,942			$	3,783			$	-			$	101,346
Real estate - construction			46,995				-				22				-				47,017
Real estate - mortgage:
Residential			312,176				723				5,258				-				318,157
Commercial			424,225				9,164				4,558				-				437,947
Consumer installment			18,742				-				4				-				18,746
Total		$	897,759			$	11,829			$	13,625			$	-			$	923,213

		December 31, 2016
						Special												Total
		Pass				Mention				Substandard				Doubtful				Loans
Commercial and industrial		$	58,539			$	663			$	1,428			$	-			$	60,630
Real estate - construction			23,541				144				24				-				23,709
Real estate - mortgage:
Residential			264,481				428				5,921				-				270,830
Commercial			240,678				4,422				4,390				-				249,490
Consumer installment			4,467				-				14				-				4,481
Total		$	591,706			$	5,657			$	11,777			$	-			$	609,140

Past Due Financing Receivables [Table Text Block]

		December 31, 2017
						30-59 Days				60-89 Days				90 Days+				Total				Total
		Current				Past Due				Past Due				Past Due				Past Due				Loans
Commercial and industrial		$	99,633			$	1,607			$	29			$	77			$	1,713			$	101,346
Real estate - construction			47,017				-				-				-				-				47,017
Real estate - mortgage:
Residential			314,866				1,977				227				1,087				3,291				318,157
Commercial			434,879				1,907				1				1,160				3,068				437,947
Consumer installment			18,736				10				-				-				10				18,746
Total		$	915,131			$	5,501			$	257			$	2,324			$	8,082			$	923,213

		December 31, 2016
						30-59 Days				60-89 Days				90 Days+				Total				Total
		Current				Past Due				Past Due				Past Due				Past Due				Loans
Commercial and industrial		$	60,407			$	17			$	2			$	204			$	223			$	60,630
Real estate - construction			23,709				-				-				-				-				23,709
Real estate - mortgage:
Residential			268,041				1,909				207				673				2,789				270,830
Commercial			249,081				92				-				317				409				249,490
Consumer installment			4,465				-				10				6				16				4,481
Total		$	605,703			$	2,018			$	219			$	1,200			$	3,437			$	609,140

Schedule of Financing Receivables, Non Accrual Status [Table Text Block]

		December 31, 2017
						90+ Days Past
		Nonaccrual					Due and Accruing
Commercial and industrial		$	1,120			$	-
Real estate - construction			-				-
Real estate - mortgage:
Residential			4,002				-
Commercial			3,311				-
Consumer installment			-				-
Total		$	8,433			$	-

		December 31, 2016
						90+ Days Past
		Nonaccrual				Due and Accruing
Commercial and industrial		$	454			$	-
Real estate - construction			-				-
Real estate - mortgage:
Residential			4,034				-
Commercial			1,409				-
Consumer installment			6				-
Total		$	5,903			$	-

Subsequently Defaulted [Member]

Notes Tables

Troubled Debt Restructurings on Financing Receivables [Table Text Block]

		December 31, 2016
		Number of				Recorded
Troubled Debt Restructurings subsequently defaulted		Contracts				Investment
Commercial and industrial			2			$	7
Real estate construction			1				-
Residential real estate			4				278
Commercial real estate			1				119

		December 31, 2015
		Number of				Recorded
Troubled Debt Restructurings subsequently defaulted		Contracts				Investment
Commercial and industrial			2			$	14
Real estate construction			1				130

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