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Security Types (Details) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Debt Maturities, within One Year, Fair Value	$ 5,007	$ 0
Available-for-sale Securities, Debt Maturities, after One Through Five Years, Fair Value	29,011	31,449
Available-for-sale Securities, Debt Maturities, after Five Through Ten Years, Fair Value	47,248	44,912
Available-for-sale Securities, Debt Maturities, after Ten Years, Fair Value	168,876	191,242
Available-for-sale Securities, Fair Value, Total	250,142	267,603
Available-for-sale Securities, Gross Unrealized Gain	5,120	5,351
Available-for-sale Securities, Gross Unrealized Losses	805	1,480
Available-for-sale Securities, Amortized Cost Basis	245,827	263,732
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	5,007	0
Available-for-sale Securities, Debt Maturities, after One Through Five Years, Fair Value	26,185	30,947
Available-for-sale Securities, Debt Maturities, after Five Through Ten Years, Fair Value	19,546	14,869
Available-for-sale Securities, Debt Maturities, after Ten Years, Fair Value	9,817	14,433
Available-for-sale Securities, Fair Value, Total	60,555	60,249
Available-for-sale Securities, Gross Unrealized Gain	720	375
Available-for-sale Securities, Gross Unrealized Losses	408	830
Available-for-sale Securities, Amortized Cost Basis	60,243	60,704
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	1,767	0
Available-for-sale Securities, Debt Maturities, after Five Through Ten Years, Fair Value	14,470	14,523
Available-for-sale Securities, Debt Maturities, after Ten Years, Fair Value	101,066	120,520
Available-for-sale Securities, Fair Value, Total	117,303	135,043
Available-for-sale Securities, Gross Unrealized Gain	1,539	1,597
Available-for-sale Securities, Gross Unrealized Losses	301	616
Available-for-sale Securities, Amortized Cost Basis	116,065	134,062
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	1,059	502
Available-for-sale Securities, Debt Maturities, after Five Through Ten Years, Fair Value	13,232	15,520
Available-for-sale Securities, Debt Maturities, after Ten Years, Fair Value	57,993	56,289
Available-for-sale Securities, Fair Value, Total	72,284	72,311
Available-for-sale Securities, Gross Unrealized Gain	2,861	3,379
Available-for-sale Securities, Gross Unrealized Losses	96	34
Available-for-sale Securities, Amortized Cost Basis	$ 69,519	$ 68,966

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