Note 6 - Investment Securities (Tables)

9 Months Ended

Sep. 30, 2012

Schedule of AFS and HTM Reconciliation [Table Text Block]

	Amortized		Gross		Gross		Estimated
September 30, 2012 (In thousands)	Cost		Unrealized Gains		Unrealized Losses		Fair Value
Available For Sale
Obligations of U.S. government-sponsored entities	$	74,407	$	293	$	2	$	74,698
Obligations of states and political subdivisions		100,192		5,417		36		105,573
Mortgage-backed securities – residential		400,240		13,983		38		414,185
Mutual funds and equity securities		579		33		-		612
Corporate debt securities		6,741		46		1,299		5,488
Total securities – available for sale	$	582,159	$	19,772	$	1,375	$	600,556
Held To Maturity
Obligations of states and political subdivisions	$	875	$	133	$	-	$	1,008

	Amortized		Gross		Gross		Estimated
December 31, 2011 (In thousands)	Cost		Unrealized Gains		Unrealized Losses		Fair Value
Available For Sale
Obligations of U.S. government-sponsored entities	$	95,770	$	408	$	15	$	96,163
Obligations of states and political subdivisions		80,801		3,903		85		84,619
Mortgage-backed securities – residential		397,675		11,384		196		408,863
Mortgage-backed securities – commercial		203		6		-		209
Mutual funds and equity securities		1,601		-		-		1,601
Corporate debt securities		7,901		-		1,537		6,364
Total securities – available for sale	$	583,951	$	15,701	$	1,833	$	597,819
Held To Maturity
Obligations of states and political subdivisions	$	875	$	99	$	-	$	974

Investments Classified by Contractual Maturity Date [Table Text Block]

	Available For Sale				Held To Maturity
	Amortized		Estimated		Amortized		Estimated
September 30, 2012 (In thousands)	Cost		Fair Value		Cost		Fair Value
Due in one year or less	$	3,143	$	3,145	$	-	$	-
Due after one year through five years		58,570		59,380		-		-
Due after five years through ten years		99,166		103,288		-		-
Due after ten years		20,461		19,946		875		1,008
Mortgage-backed securities		400,240		414,185		-		-
Total	$	581,580	$	599,944	$	875	$	1,008

Realized Gain (Loss) on Investments [Table Text Block]

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
(In thousands)	2012		2011		2012		2011
Gross realized gains	$	343	$	400	$	1,038	$	1,226
Gross realized losses		67		14		74		17
Net realized gains	$	276	$	386	$	964	$	1,209

Schedule of Unrealized Loss on Investments [Table Text Block]

	Less than 12 Months				12 Months or More				Total
September 30, 2012 (In thousands)	Fair Value		Unrealized Losses		Fair Value		Unrealized Losses		Fair Value		Unrealized Losses
Obligations of U.S. government-sponsored entities	$	7,872	$	2	$	-	$	-	$	7,872	$	2
Obligations of states and political subdivisions		4,882		36		-		-		4,882		36
Mortgage-backed securities – residential		7,259		38		-		-		7,259		38
Corporate debt securities		-		-		4,548		1,299		4,548		1,299
Total	$	20,013	$	76	$	4,548	$	1,299	$	24,561	$	1,375

	Less than 12 Months				12 Months or More				Total
December 31, 2011 (In thousands)	Fair Value		Unrealized Losses		Fair Value		Unrealized Losses		Fair Value		Unrealized Losses
Obligations of U.S. government-sponsored entities	$	13,494	$	15	$	-	$	-	$	13,494	$	15
Obligations of states and political subdivisions		2,913		20		6,886		65		9,799		85
Mortgage-backed securities – residential		56,249		196		-		-		56,249		196
Corporate debt securities		-		-		4,299		1,537		4,299		1,537
Total	$	72,656	$	231	$	11,185	$	1,602	$	83,841	$	1,833