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Security Types (Details) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Debt Maturities, within One Year, Fair Value	$ 3,080	$ 5,000
Available-for-sale Securities, Debt Maturities, after One Through Five Years, Fair Value	20,988	27,972
Available-for-sale Securities, Debt Maturities, after Five Through Ten Years, Fair Value	51,464	45,068
Available-for-sale Securities, Debt Maturities, after Ten Years, Fair Value	174,024	163,647
Available-for-sale Securities, Fair Value, Total	249,556	241,687
Available For Sale Securities, Gross Unrealized Gains	5,591	4,374
Available For Sale Securities, Gross Unrealized Losses	160	1,305
Available-for-sale Securities, Amortized Cost Basis	244,125	238,618
US Government and Government Agencies and Authorities [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Debt Maturities, within One Year, Fair Value	3,080	5,000
Available-for-sale Securities, Debt Maturities, after One Through Five Years, Fair Value	17,889	25,852
Available-for-sale Securities, Debt Maturities, after Five Through Ten Years, Fair Value	20,856	19,463
Available-for-sale Securities, Debt Maturities, after Ten Years, Fair Value	0	9,770
Available-for-sale Securities, Fair Value, Total	41,825	60,085
Available For Sale Securities, Gross Unrealized Gains	634	384
Available For Sale Securities, Gross Unrealized Losses	40	518
Available-for-sale Securities, Amortized Cost Basis	41,231	60,219
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Debt Maturities, within One Year, Fair Value	0	0
Available-for-sale Securities, Debt Maturities, after One Through Five Years, Fair Value	1,109	1,623
Available-for-sale Securities, Debt Maturities, after Five Through Ten Years, Fair Value	18,820	13,511
Available-for-sale Securities, Debt Maturities, after Ten Years, Fair Value	113,336	95,820
Available-for-sale Securities, Fair Value, Total	133,265	110,954
Available For Sale Securities, Gross Unrealized Gains	1,967	968
Available For Sale Securities, Gross Unrealized Losses	75	780
Available-for-sale Securities, Amortized Cost Basis	131,373	110,766
US States and Political Subdivisions Debt Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Debt Maturities, within One Year, Fair Value	0	0
Available-for-sale Securities, Debt Maturities, after One Through Five Years, Fair Value	1,990	497
Available-for-sale Securities, Debt Maturities, after Five Through Ten Years, Fair Value	11,788	12,094
Available-for-sale Securities, Debt Maturities, after Ten Years, Fair Value	60,688	58,057
Available-for-sale Securities, Fair Value, Total	74,466	70,648
Available For Sale Securities, Gross Unrealized Gains	2,990	3,022
Available For Sale Securities, Gross Unrealized Losses	45	7
Available-for-sale Securities, Amortized Cost Basis	$ 71,521	$ 67,633

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Fair value of available-for-sale debt securities maturing in the sixth fiscal year through the tenth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Fair value of available-for-sale debt securities maturing after the tenth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Fair value of available-for-sale debt securities maturing in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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