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Note 7 - Investment Securities (Tables)

9 Months Ended

Sep. 30, 2016

Investments Debt And Equity Securities [Abstract]

	September 30,		December 31,
	2016		2015
State and municipal securities	$	4,312	$	4,189

Investment Securities Available-for-sale

			Gross		Gross
			unrealized		unrealized
	Fair		holding		holding			Amortized
September 30, 2016	value		gains		losses			cost
U.S. Government agency	$	65,812	$	167	$	(98	)	$	65,743
State and municipal		73,560		1,701		(37	)		71,896
U.S. Government agencies and sponsored enterprises (GSEs):
Mortgage-backed		132,746		2,277		(11	)		130,480
Collateralized mortgage obligations (CMOs)		79,264		422		(298	)		79,140
Pooled trust preferred		2,275		246		(950	)		2,979
Corporate debt		7,112		50		(8	)		7,070
Equity		8,065		338		(332	)		8,059
Total investment securities available-for-sale	$	368,834	$	5,201	$	(1,734	)	$	365,367

			Gross		Gross
			unrealized		unrealized
	Fair		holding		holding			Amortized
December 31, 2015	value		gains		losses			cost
U.S. Government agency	$	61,779	$	88	$	(490	)	$	62,181
State and municipal		78,954		1,554		(31	)		77,431
U.S. Government agencies and sponsored enterprises (GSEs):
Mortgage-backed		136,681		944		(920	)		136,657
Collateralized mortgage obligations (CMOs)		65,610		178		(1,178	)		66,610
Pooled trust preferred		2,653		259		(897	)		3,291
Corporate debt		9,004		15		(95	)		9,084
Equity		7,234		516		(770	)		7,488
Total investment securities available-for-sale	$	361,915	$	3,554	$	(4,381	)	$	362,742

Investment Securities by Contractual Maturity

			Amortized
September 30, 2016	Fair value		cost
Due in one year or less	$	6,140	$	6,085
Due after one year through five years		240,710		237,900
Due after five years through ten years		101,608		100,465
Due after ten years		12,311		12,858
Equity securities		8,065		8,059
Total investment securities available-for-sale	$	368,834	$	365,367

			Amortized
September 30, 2016	Fair value		cost
Due in one year or less	$	147	$	147
Due after one year through five years		—		—
Due after five years through ten years		—		—
Due after ten years		—		—
Total investment securities held-to-maturity	$	147	$	147

Gross Realized Losses on Equity and Debt Securities

	Three months ended September 30, 2016								Three months ended September 30, 2015
					Other-than-								Other-than-
	Gross		Gross		temporary				Gross		Gross		temporary
	realized		realized		impairment				realized		realized		impairment
	gains		losses		losses		Net gains		gains		losses		losses		Net gains
Equity securities	$	316	$	—	$	—	$	316	$	83	$	—	$	—	$	83
Debt securities		—		—		—		—		—		—		—		—
Total	$	316	$	—	$	—	$	316	$	83	$	—	$	—	$	83

	Nine months ended September 30, 2016										Nine months ended September 30, 2015
						Other-than-										Other-than-
	Gross		Gross			temporary					Gross		Gross			temporary
	realized		realized			impairment					realized		realized			impairment
	gains		losses			losses			Net gains		gains		losses			losses		Net gains
Equity securities	$	734	$	—		$	(192	)	$	542	$	713	$	(23	)	$	—	$	690
Debt securities		181		(73	)		—			108		154		(44	)		—		110
Total	$	915	$	(73	)	$	(192	)	$	650	$	867	$	(67	)	$	—	$	800

Nine months ended September 30,	2016		2015
Balance, beginning of period	$	1,153	$	1,153
Additions:
Initial credit impairments		—		—
Subsequent credit impairments		—		—
Balance, end of period	$	1,153	$	1,153

Investment Securities Held-to-maturity

Held-To-Maturity

September 30, 2016

December 31, 2015

Gross

unrealized

Amortized

holding

Fair

Amortized

holding

Fair

cost

gains

losses

value

cost

gains

losses

value

State and municipal

securities

147

—

147

—

151

Securities in a Continuous Unrealized Loss Position

September 30, 2016
			Less than 12 months					12 months or longer					Total
	No. of		Fair		Unrealized			Fair		Unrealized			Fair		Unrealized
	securities		value		losses			value		losses			value		losses
U.S. Government agency		15	$	20,918	$	(98	)	$	—	$	—		$	20,918	$	(98	)
State and municipal		11		3,796		(37	)		—		—			3,796		(37	)
U.S. Government agencies and sponsored enterprises (GSEs):
Mortgage-backed		6		9,222		(11	)		—		—			9,222		(11	)
Collateralized mortgage obligations (CMOs)		38		27,179		(100	)		15,823		(198	)		43,002		(298	)
Pooled trust preferred		5		—		—			1,938		(950	)		1,938		(950	)
Corporate debt		1		—		—			1,003		(8	)		1,003		(8	)
Equity		18		3,259		(240	)		1,065		(92	)		4,324		(332	)
Total		94	$	64,374	$	(486	)	$	19,829	$	(1,248	)	$	84,203	$	(1,734	)

December 31, 2015
			Less than 12 months					12 months or longer					Total
	No. of		Fair		Unrealized			Fair		Unrealized			Fair		Unrealized
	securities		value		losses			value		losses			value		losses
U.S. Government agency		32	$	40,949	$	(418	)	$	4,426	$	(72	)	$	45,375	$	(490	)
State and municipal		20		6,646		(19	)		1,555		(12	)		8,201		(31	)
U.S. Government agencies and sponsored enterprises (GSEs):
Mortgage-backed		62		90,796		(871	)		1,403		(49	)		92,199		(920	)
Collateralized mortgage obligations (CMOs)		49		28,372		(261	)		26,354		(917	)		54,726		(1,178	)
Pooled trust preferred		5		—		—			2,193		(897	)		2,193		(897	)
Corporate debt		6		5,988		(95	)		—		—			5,988		(95	)
Equity		19		4,035		(695	)		193		(75	)		4,228		(770	)
Total		193	$	176,786	$	(2,359	)	$	36,124	$	(2,022	)	$	212,910	$	(4,381	)

Pooled Trust Preferred Securities

Deal	Class		Book value		Fair value		Unrealized gains (losses)			Realized OTTI credit loss (YTD 2016)		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	$	188	$	(55	)	$	—	$	(1	)	B1/BB		5		—		18.0	%		141.2	%
PreTSL XVII	Mezzanine			606		456		(150	)		—		(222	)	C/CC		34		5		21.6			99.7
PreTSL XIX	Mezzanine			874		483		(391	)		—		—		Caa1/CC		41		12		7.7			102.0
PreTSL XXV	Mezzanine			766		488		(279	)		—		(222	)	Ca/C		44		5		27.0			89.3
PreTSL XXVI	Mezzanine			399		323		(75	)		—		(270	)	Caa3/C		45		7		18.0			97.4
PreTSL XXVI	Mezzanine			91		337		246			—		(438	)	Caa3/C		45		7		18.0			97.4
			$	2,979	$	2,275	$	(704	)	$	—	$	(1,153	)

- Definition

Tabular disclosure of available-for-sale securities which includes, but is not limited to, changes in the cost basis and fair value, fair value and gross unrealized gain (loss), fair values by type of security, contractual maturity and classification, amortized cost basis, contracts to acquire securities to be accounted for as available-for-sale, debt maturities, transfers to trading, change in net unrealized holding gain (loss) net of tax, continuous unrealized loss position fair value, aggregate losses qualitative disclosures, other than temporary impairment (OTTI) losses or other disclosures related to available for sale securities.

+ References + Details

- Definition

Tabular disclosure of all investments in certain debt and equity securities for which the entity has the positive intent and ability to hold until maturity.

+ References + Details