Note 7 - Investment Securities (Tables)

3 Months Ended

Mar. 31, 2014

Note 7 - Investment Securities (Tables) [Line Items]

Trading Securities [Table Text Block]

March 31, 2014	Fair value
State and municipal securities	$	4,485

Schedule of Unrealized Loss on Investments [Table Text Block]

March 31, 2014
			Less than 12 months					12 months or longer					Total
	No. of securities		Fair value		Unrealized losses			Fair value		Unrealized losses			Fair value		Unrealized losses
U.S. Government agency		39	$	46,532	$	(1,011	)	$	1,894	$	(104	)	$	48,426	$	(1,115	)
State and municipal		69		24,514		(641	)		5,441		(190	)		29,955		(831	)
U.S. Government agencies and sponsored enterprises (GSEs):
Mortgage-backed		42		56,621		(1,560	)		1,893		(94	)		58,514		(1,654	)
Collateralized mortgage obligations (CMOs)		41		23,271		(633	)		26,007		(1,237	)		49,278		(1,870	)
Pooled trust preferred		5		-		-			1,816		(1,401	)		1,816		(1,401	)
Corporate debt		2		1,999		(3	)		-		-			1,999		(3	)
Equity		4		735		(27	)		-		-			735		(27	)
Total		202	$	153,672	$	(3,875	)	$	37,051	$	(3,026	)	$	190,723	$	(6,901	)

December 31, 2013
			Less than 12 months					12 months or longer					Total
	No. of securities		Fair value		Unrealized losses			Fair value		Unrealized losses			Fair value		Unrealized losses
U.S. Government agency		44	$	54,563	$	(1,548	)	$	2,846	$	(154	)	$	57,409	$	(1,702	)
State and municipal		87		33,750		(1,379	)		4,288		(248	)		38,038		(1,627	)
U.S. Government agencies and sponsored enterprises (GSEs):
Mortgage-backed		54		75,720		(2,238	)		1,884		(123	)		77,604		(2,361	)
Collateralized mortgage obligations (CMOs)		45		33,622		(1,413	)		18,567		(921	)		52,189		(2,334	)
Pooled trust preferred		5		-		-			1,683		(1,535	)		1,683		(1,535	)
Corporate debt		2		1,987		(13	)		-		-			1,987		(13	)
Equity		3		394		(24	)		136		(20	)		530		(44	)
Total		240	$	200,036	$	(6,615	)	$	29,404	$	(3,001	)	$	229,440	$	(9,616	)

Schedule of Pooled Trust Preferred Securities [Table Text Block]

Deal	Class	Book value		Fair value		Unreal-ized gains (losses)			Realized OTTI credit loss (YTD 2014)		Total recognized OTTI credit loss			Moody's /Fitch ratings	Current number of performing banks		Current number of performing insurance companies		Actual deferrals and defaults as a % of total collateral			Total performing collateral as a % of outstanding bonds
PreTSL IV	Mezzanine*	$	243	$	202	$	(41	)	$	-	$	(1	)	B1/B		5		-		18.0	%		139.8	%
PreTSL V	Mezzanine*		-		-		-			-		(118	)	C/D		-		-		100.0			12.7
PreTSL XVII	Mezzanine		752		456		(296	)		-		(222	)	C/C		32		5		29.1			84.2
PreTSL XIX	Mezzanine		988		469		(519	)		-		-		C/C		38		12		20.3			85.7
PreTSL XXV	Mezzanine		766		379		(387	)		-		(222	)	C/C		45		6		29.3			86.1
PreTSL XXVI	Mezzanine		469		310		(159	)		-		(270	)	C/C		40		7		29.0			86.0
PreTSL XXVI	Mezzanine		301		422		121			-		(438	)	C/C		40		7		29.0			86.0
		$	3,519	$	2,238	$	(1,281	)	$	-	$	(1,271	)

Available-for-sale Securities [Member]

Note 7 - Investment Securities (Tables) [Line Items]

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

March 31, 2014	Fair value		Gross unrealized holding gains		Gross unrealized holding losses			Amortized cost
U.S. Government agency	$	62,094	$	183	$	(1,115	)	$	63,026
State and municipal		80,235		1,282		(831	)		79,784
U.S. Government agencies and sponsored enterprises (GSEs):
Mortgage-backed		129,762		1,520		(1,654	)		129,896
Collateralized mortgage obligations (CMOs)		72,330		503		(1,870	)		73,697
Pooled trust preferred		2,238		120		(1,401	)		3,519
Corporate debt		6,050		44		(3	)		6,009
Equity		6,743		754		(27	)		6,016
Total investment securities available-for-sale	$	359,452	$	4,406	$	(6,901	)	$	361,947

December 31, 2013	Fair value		Gross unrealized holding gains		Gross unrealized holding losses			Amortized cost
U.S. Government agency	$	71,639	$	195	$	(1,702	)	$	73,146
State and municipal		87,199		1,023		(1,627	)		87,803
U.S. Government agencies and sponsored enterprises (GSEs):
Mortgage-backed		139,723		1,436		(2,361	)		140,648
Collateralized mortgage obligations (CMOs)		75,394		556		(2,334	)		77,172
Pooled trust preferred		2,069		85		(1,535	)		3,519
Corporate debt		6,021		24		(13	)		6,010
Equity		6,625		1,127		(44	)		5,542
Total investment securities available-for-sale	$	388,670	$	4,446	$	(9,616	)	$	393,840

Investments Classified by Contractual Maturity Date [Table Text Block]

March 31, 2014	Fair value		Amortized cost
Due in one year or less	$	9,383	$	9,249
Due after one year through five years		198,407		198,220
Due after five years through ten years		111,505		113,870
Due after ten years		33,414		34,592
Equity securities		6,743		6,016
Total investment securities available-for-sale	$	359,452	$	361,947

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

	Three months ended March 31, 2014									Three months ended March 31, 2013
	Gross realized gains		Gross realized losses			Other-than- temporary impairment losses		Net gains		Gross realized gains		Gross realized losses		Other-than- temporary impairment losses		Net gains
Equity securities	$	590		-		$	-	$	590	$	262	$	-	$	-	$	262
Debt securities		63	$	(31	)		-		32		161		-		-		161
Total	$	653	$	(31	)	$	-	$	622	$	423	$	-	$	-	$	423

Other than Temporary Impairment, Credit Losses Recognized in Earnings [Table Text Block]

Three months ended March 31,	2014		2013
Balance, beginning of period	$	1,271	$	1,271
Reductions: gain on payoff		-		-
Additions:
Initial credit impairments		-		-
Subsequent credit impairments		-		-
Balance, end of period	$	1,271	$	1,271

Held-to-maturity Securities [Member]

Note 7 - Investment Securities (Tables) [Line Items]

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

	March 31, 2014								December 31, 2013
	Amortized cost		Gross unrealized holding gains		Gross unrealized holding losses		Fair value		Amortized cost		Gross unrealized holding gains		Gross unrealized holding losses		Fair value
State and municipal securities	$	146	$	15		-	$	161	$	146	$	16		-	$	162

Investments Classified by Contractual Maturity Date [Table Text Block]

March 31, 2014	Fair value		Amortized cost
Due in one year or less		-		-
Due after one year through five years	$	161	$	146
Due after five years through ten years		-		-
Due after ten years		-		-
Total investment securities held-to-maturity	$	161	$	146