Note 18 - Fair Value Disclosure Measurements (Tables)

12 Months Ended

Dec. 31, 2016

Notes Tables

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

			December 31, 2016
(Dollar amounts in thousands)	Level I		Level II		Level III		Total
Assets measured on a recurring basis:
U.S. government agency securities	$	-	$	10,236	$	-	$	10,236
Obligations of states and political subdivisions		-		81,223		-		81,223
Mortgage-backed securities in government- sponsored entities		-		20,069		-		20,069
Private-label mortgage-backed securities		-		1,709		-		1,709
Total debt securities		-		113,237		-		113,237
Equity securities in financial institutions		-		1,139		-		1,139
Total	$	-	$	114,376	$	-	$	114,376

			December 31, 2015
	Level I		Level II		Level III		Total
Assets measured on a recurring basis:
U.S. government agency securities	$	-	$	21,629	$	-	$	21,629
Obligations of states and political subdivisions		-		97,290		-		97,290
Mortgage-backed securities in government- sponsored entities		-		24,524		-		24,524
Private-label mortgage-backed securities		-		2,263		-		2,263
Total debt securities		-		145,706		-		145,706
Equity securities in financial institutions		-		814		-		814
Total	$	-	$	146,520	$	-	$	146,520

Fair Value, Assets and Liabilities Measured on Nonrecurring Basis, Valuation Techniques [Table Text Block]

			December 31, 2016
(Dollar amounts in thousands)	Level I		Level II		Level III		Total
Assets measured on a non-recurring basis:
Impaired loans	$	-	$	-	$	6,498	$	6,498
Other real estate owned		-		-		511		511

			December 31, 2015
	Level I		Level II		Level III		Total
Assets measured on a non-recurring basis:
Impaired loans	$	-	$	-	$	12,848	$	12,848
Other real estate owned		-		-		1,412		1,412

Fair Value Inputs, Assets, Quantitative Information [Table Text Block]

	Quantitative Information about Level III Fair Value Measurements
(Dollar amounts in thousands)
	Fair Value Estimate		Valuation Techniques	Unobservable Input	Range (Weighted Average)
December 31, 2016
Impaired loans	$	4,928	Discounted cash flow	Discount rate	3.1%	to	7.0%	(5.1%)
		1,570	Appraisal of collateral (1)	Appraisal adjustments (2)	0.0%	to	59.7%	(28.2%)
Other real estate owned	$	511	Appraisal of collateral (1)	Appraisal adjustments (2)	0%	to	10.0%

	Quantitative Information about Level III Fair Value Measurements
(Dollar amounts in thousands)
	Fair Value Estimate		Valuation Techniques	Unobservable Input	Range (Weighted Average)
December 31, 2015
Impaired loans	$	6,867	Discounted cash flow	Discount rate	3.1%	to	7.9%	(5.0%)
	$	5,981	Appraisal of collateral (1)	Appraisal adjustment (2)	0.0%	to	87.1%	(23.3%)
Other real estate owned	$	1,412	Appraisal of collateral (1)	Appraisal adjustments (2)	0%	to	10.0%	(7.3%)

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

	December 31, 2016
	Carrying								Total
	Value		Level I		Level II		Level III		Fair Value
	(in thousands)
Financial assets:
Cash and cash equivalents	$	32,495	$	32,495	$	-	$	-	$	32,495
Investment securities available for sale		114,376		-		114,376		-		114,376
Loans held for sale		634		-		634		-		634
Net loans		602,542		-		-		604,447		604,447
Bank-owned life insurance		13,540		13,540		-		-		13,540
Restricted stock		2,204		2,204		-		-		2,204
Accrued interest receivable		2,426		2,426		-		-		2,426
Financial liabilities:
Deposits	$	629,934	$	440,500	$	-	$	189,871	$	630,371
Short-term borrowings		68,359		68,359		-		-		68,359
Other borrowings		9,437		-				9,512		9,512
Accrued interest payable		395		395		-		-		395

	December 31, 2015
	Carrying								Total
	Value		Level I		Level II		Level III		Fair Value
	(in thousands)
Financial assets:
Cash and cash equivalents	$	23,750	$	23,750	$	-	$	-	$	23,750
Investment securities available for sale		146,520		-		146,520		-		146,520
Loans held for sale		1,107		-		1,107		-		1,107
Net loans		527,325		-		-		534,021		534,021
Bank-owned life insurance		13,141		13,141		-		-		13,141
Restricted stock		1,887		1,887		-		-		1,887
Accrued interest receivable		2,387		2,387		-		-		2,387
Financial liabilities:
Deposits	$	624,447	$	433,226	$	-	$	191,747	$	624,973
Short-term borrowings		35,825		35,825		-		-		35,825
Other borrowings		9,939		-		-		10,063		10,063
Accrued interest payable		395		395		-		-		395