Securities (Investments Classified by Contractual Maturity Date) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Schedule of Investments [Line Items]
Available for sale Securities, Amortized Cost, 1 year or less	$ 1,301
Available for sale Securities, Fair Value, 1 year or less	1,304
Available for sale Securities, Amortized Cost, Over 1 year through 5 years	32,769
Available for sale Securities, Fair Value, Over 1 year through 5 years	34,524
Available for sale Securities, Amortized Cost, Over 5 years through 10 years	41,700
Available for sale Securities, Fair Value, Over 5 years through 10 years	43,190
Available for sale Securities, Amortized Cost, Over 10 years	4,031
Available for sale Securities, Fair Value, Over 10 years	4,313
Available-for-sale Securities, Amortized Cost Basis	157,288	200,144
Available-for-sale Securities	165,790	209,227
Held-to-maturity Securities, Amortized Cost, Over 1 year through 5 years	17,104
Held-to-maturity Securities, Fair Value, Over 1 year through 5 years	17,571
Held-to-maturity Securities, Amortized Cost, Over 5 years through 10 years	13,011
Held-to-maturity Securities, Fair Value, Over 5 years through 10 years	13,074
Held-to-maturity Securities	50,159	10,032
Held-to-maturity Securities, Fair Value	50,980	10,680
Mortgage-backed securities [Member]
Schedule of Investments [Line Items]
Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Amortized Cost Basis	75,816
Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Fair Value	80,583
Available-for-sale Securities, Amortized Cost Basis	75,816	102,059
Available-for-sale Securities	80,583	107,527
Held-to-maturity Securities, Debt Maturities, without Single Maturity Date, Net Carrying Amount	20,044
Held-to-maturity Securities, Debt Maturities, without Single Maturity Date, Fair Value	20,335
Held-to-maturity Securities	20,044
Held-to-maturity Securities, Fair Value	20,335
CRA mutual fund [Member]
Schedule of Investments [Line Items]
Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Amortized Cost Basis	1,044
Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Fair Value	1,096
Available-for-sale Securities, Amortized Cost Basis	1,044	1,044
Available-for-sale Securities	1,096	1,081
Stock in other banks [Member]
Schedule of Investments [Line Items]
Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Amortized Cost Basis	627
Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Fair Value	780
Available-for-sale Securities, Amortized Cost Basis	627	627
Available-for-sale Securities	$ 780	$ 754

Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

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Reference 2: http://www.xbrl.org/2003/role/presentationRef

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Reference 3: http://www.xbrl.org/2003/role/presentationRef

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Reference 5: http://www.xbrl.org/2003/role/presentationRef

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Reference 6: http://www.xbrl.org/2003/role/presentationRef

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Reference 8: http://www.xbrl.org/2003/role/presentationRef

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Reference 9: http://www.xbrl.org/2003/role/presentationRef

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Reference 10: http://www.xbrl.org/2003/role/presentationRef

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