Note 18 - Assets and Liabilities Measured and Reported at Fair Value (Tables)

9 Months Ended

Sep. 30, 2016

Notes Tables

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

(in thousands)	Fair value at September 30, 2016
Assets	Total		Level 1		Level 2		Level 3
Investment securities available-for-sale
Government sponsored enterprise obligations	$	320,729	$	-	$	320,729	$	-
Mortgage-backed securities - government agencies		161,077		-		161,077		-
Obligations of states and political subdivisions		59,167		-		59,167		-
Corporate equity securities		708		708		-		-
Total investment securities available-for-sale		541,681		708		540,973		-
Interest rate swaps		1,372		-		1,372		-
Total assets	$	543,053	$	708	$	542,345	$	-
Liabilities
Interest rate swaps	$	1,928	$	-	$	1,928	$	-

(in thousands)	Fair value at December 31, 2015
Assets	Total		Level 1		Level 2		Level 3
Investment securities available-for-sale
U.S. Treasury and other U.S. government obligations	$	80,000	$	80,000	$	-	$	-
Government sponsored enterprise obligations		251,893		-		251,893		-
Mortgage-backed securities - government agencies		169,628		-		169,628		-
Obligations of states and political subdivisions		63,702		-		63,702		-
Corporate equity securities		653		653		-		-
Total investment securities available-for-sale		565,876		80,653		485,223		-
Interest rate swaps		461		-		461		-
Total assets	$	566,337	$	80,653	$	485,684	$	-
Liabilities
Interest rate swaps	$	554	$	-	$	554	$	-

Fair Value Measurements, Nonrecurring [Table Text Block]

(in thousands)	Fair value at September 30, 2016								Losses for 9 month
									period ended
	Total		Level 1		Level 2		Level 3		September 30, 2016
Impaired loans	$	2,299	$	-	$	-	$	2,299	$	(1,612	)
Other real estate owned		4,301		-		-		4,301		(62	)
Total	$	6,600	$	-	$	-	$	6,600	$	(1,674	)

(in thousands)	Fair value at December 31, 2015								Losses for 9 month
									period ended
	Total		Level 1		Level 2		Level 3		September 30, 2015
Impaired loans	$	2,058	$	-	$	-	$	2,058	$	(1,147	)
Other real estate owned		3,782		-		-		3,782
Total	$	5,840	$	-	$	-	$	5,840	$	(1,147	)

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

	Fair		Valuation	unobservable	average of
(Dollars in thousands)	Value		technique	input	input
Impaired loans -  collateral dependent	$	2,299	Appraisal	Appraisal discounts		12.3	%
Other real estate owned		4,301	Appraisal	Appraisal discounts		19.2