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Securities (Tables)

12 Months Ended

Dec. 31, 2016

Investments, Debt and Equity Securities [Abstract]

Summary of Amortized Costs and Fair Values of Securities

Amortized costs and fair values of securities at December 31, 2016 and 2015 were as follows (in thousands):

		2016
		Amortized Cost				Gross Unrealized Gains				Gross Unrealized (Losses)				Fair Value
Securities available for sale:
U.S. agency and mortgage-backed securities		$	81,451			$	177			$	(1,457	)		$	80,171
Obligations of states and political subdivisions			14,654				146				(180	)			14,620
Corporate equity securities			1				10				—				11
Total securities available for sale		$	96,106			$	333			$	(1,637	)		$	94,802
Securities held to maturity:
U.S. agency and mortgage-backed securities		$	37,269			$	1			$	(483	)		$	36,787
Obligations of states and political subdivisions			14,629				18				(211	)			14,436
Corporate debt securities			1,500				—				(14	)			1,486
Total securities held to maturity		$	53,398			$	19			$	(708	)		$	52,709
Total securities		$	149,504			$	352			$	(2,345	)		$	147,511

		2015
		Amortized Cost				Gross Unrealized Gains				Gross Unrealized (Losses)				Fair Value
Securities available for sale:
U.S. agency and mortgage-backed securities		$	89,919			$	261			$	(843	)		$	89,337
Obligations of states and political subdivisions			15,931				333				(50	)			16,214
Corporate equity securities			1				7				—				8
Total securities available for sale		$	105,851			$	601			$	(893	)		$	105,559
Securities held to maturity:
U.S. agency and mortgage-backed securities		$	49,662			$	36			$	(326	)		$	49,372
Obligations of states and political subdivisions			15,357				228				(19	)			15,566
Corporate debt securities			1,500				—				—				1,500
Total securities held to maturity		$	66,519			$	264			$	(345	)		$	66,438
Total securities		$	172,370			$	865			$	(1,238	)		$	171,997

Summary of Investments in an Unrealized Loss Position that were Temporarily Impaired

At December 31, 2016 and 2015, investments in an unrealized loss position that were temporarily impaired were as follows (in thousands):

		2016
		Less than 12 months								12 months or more								Total
						Unrealized								Unrealized								Unrealized
		Fair Value				(Loss)				Fair Value				(Loss)				Fair Value				(Loss)
Securities available for sale:
U.S. agency and mortgage-backed securities		$	60,943			$	(1,249	)		$	5,499			$	(208	)		$	66,442			$	(1,457	)
Obligations of states and political subdivisions			5,130				(180	)			—				—				5,130				(180	)
Total securities available for sale		$	66,073			$	(1,429	)		$	5,499			$	(208	)		$	71,572			$	(1,637	)
Securities held to maturity:
U.S. agency and mortgage-backed securities		$	34,770			$	(483	)		$	—			$	—			$	34,770			$	(483	)
Obligations of states and political subdivisions			12,724				(211	)			—				—				12,724				(211	)
Corporate debt securities			1,486				(14	)			—				—				1,486				(14	)
Total securities held to maturity		$	48,980			$	(708	)		$	—			$	—			$	48,980			$	(708	)
Total securities		$	115,053			$	(2,137	)		$	5,499			$	(208	)		$	120,552			$	(2,345	)

		2015
		Less than 12 months								12 months or more								Total
						Unrealized								Unrealized								Unrealized
		Fair Value				(Loss)				Fair Value				(Loss)				Fair Value				(Loss)
Securities available for sale:
U.S. agency and mortgage-backed securities		$	50,185			$	(464	)		$	13,409			$	(379	)		$	63,594			$	(843	)
Obligations of states and political subdivisions			2,395				(15	)			1,053				(35	)			3,448				(50	)
Total securities available for sale		$	52,580			$	(479	)		$	14,462			$	(414	)		$	67,042			$	(893	)
Securities held to maturity:
U.S. agency and mortgage-backed securities		$	32,791			$	(326	)		$	—			$	—			$	32,791			$	(326	)
Obligations of states and political subdivisions			3,052				(19	)			—				—				3,052				(19	)
Total securities held to maturity		$	35,843			$	(345	)		$	—			$	—			$	35,843			$	(345	)
Total securities		$	88,423			$	(824	)		$	14,462			$	(414	)		$	102,885			$	(1,238	)

Amortized Cost and Fair Value of Securities

The amortized cost and fair value of securities at December 31, 2016 by contractual maturity are shown below (in thousands). Expected maturities of mortgage-backed securities will differ from contractual maturities because borrowers may have the right to prepay obligations with or without call or prepayment penalties. Corporate equity securities are not included in the maturity categories in the following maturity summary because they do not have a stated maturity date.

		Available for Sale								Held to Maturity
		Amortized				Fair				Amortized				Fair
		Cost				Value				Cost				Value
Due within one year		$	471			$	473			$	—			$	—
Due after one year through five years			10,550				10,520				1,776				1,771
Due after five years through ten years			13,984				13,825				18,174				18,029
Due after ten years			71,100				69,973				33,448				32,909
Corporate equity securities			1				11				—				—
		$	96,106			$	94,802			$	53,398			$	52,709

Composition of Restricted Securities

The composition of restricted securities at December 31, 2016 and 2015 was as follows (in thousands):

		2016				2015
Federal Home Loan Bank stock		$	623			$	466
Federal Reserve Bank stock			875				875
Community Bankers’ Bank stock			50				50
		$	1,548			$	1,391

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