5. INVESTMENT SECURITIES (Tables)

12 Months Ended

Dec. 31, 2014

Investments, Debt and Equity Securities [Abstract]

Schedule of available for sale securities

Available-for-Sale

	2014
			Gross		Gross			Estimated
	Amortized		Unrealized		Unrealized			Fair
	Cost		Gains		Losses			Value
Debt securities:
US Government Agencies and Sponsored Agencies	$	257,002	$	4,715	$	(602	)	$	261,115
Obligations of states and political subdivisions		24,886		1,423		(20	)		26,289
Corporate Debt Securities		1,504		79		—			1,583
Equity securities:
Corporate stock		54		23		—			77
	$	283,446	$	6,240	$	(622	)	$	289,064

	2013
			Gross		Gross			Estimated
	Amortized		Unrealized		Unrealized			Fair
	Cost		Gains		Losses			Value
Debt securities:
US Government Agencies and Sponsored Agencies	$	243,058	$	3,429	$	(2,327	)	$	244,160
Obligations of states and political subdivisions		26,302		775		(174	)		26,903
Corporate Debt Securities		1,505		104		—			1,609
Equity securities:
Corporate stock		54		65		—			119
	$	270,919	$	4,373	$	(2,501	)	$	272,791

Schedule of held to maturity securities

Held-to-Maturity
	2014
			Gross		Gross		Estimated
	Amortized		Unrealized		Unrealized		Fair
	Cost		Gains		Losses		Value
Debt securities:
US Government Agencies and Sponsored Agencies	$	862	$	60	$	—	$	922

	2013
			Gross		Gross		Estimated
	Amortized		Unrealized		Unrealized		Fair
	Cost		Gains		Losses		Value
Debt securities:
US Government Agencies and Sponsored Agencies	$	1,185	$	78	$	—	$	1,263

Schedule of amortized cost and estimated fair values of investment securities by contractual maturity

	Available-for-Sale				Held-to-Maturity
			Estimated				Estimated
	Amortized		Fair		Amortized		Fair
	Cost		Value		Cost		Value
Within one year	$	175	$	176
After one year through five years		3,809		3,984
After five years through ten years		11,890		12,608
After ten years		10,516		11,104
Investment securities not due at a single maturity date:
US Government Agencies and Sponsored Agencies		257,002		261,115	$	862	$	922
Corporate stock		54		77		—		—
	$	283,446	$	289,064	$	862	$	922

Schedule of investment securities with unrealized losses

	2014
	Less than 12 Months					12 Months or More					Total
	Fair		Unrealized			Fair		Unrealized			Fair		Unrealized
	Value		Losses			Value		Losses			Value		Losses
Available-for-Sale
Debt securities:
US Government Agencies and Sponsored Agencies	$	57,145	$	(503	)	$	10,006	$	(99	)	$	67,151	$	(602	)
Obligations of states and political subdivisions		—		—			649		(20	)		649		(20	)
	$	57,145	$	(503	)	$	10,655	$	(119	)	$	67,800	$	(622	)

	2013
	Less than 12 Months					12 Months or More					Total
	Fair		Unrealized			Fair		Unrealized			Fair		Unrealized
	Value		Losses			Value		Losses			Value		Losses
Available-for-Sale
Debt securities:
US Government Agencies and Sponsored Agencies	$	98,723	$	(2,180	)	$	10,047	$	(147	)	$	108,770	$	(2,327	)
Obligations of states and political subdivisions		4,223		(174	)		—		—			4,223		(174	)
	$	102,946	$	(2,354	)	$	10,047	$	(147	)	$	112,993	$	(2,501	)