Investment Securities (Investments Classified by Contractual Maturity Date) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Investment Securities [Abstract]
Available for Sale: Amortized Cost: Due in 1 year or less	$ 18,899
Available for Sale: Amortized Cost: After 1 year to 5 years	64,862
Available for Sale: Amortized Cost: After 5 years to 10 years	110,860
Available for Sale: Amortized Cost: After 10 years	7,929
Available for Sale: Amortized Cost: Total	202,550
Available for Sale: Fair Value: Due in 1 year or less	19,173
Available for Sale: Fair Value: After 1 year to 5 years	64,836
Available for Sale: Fair Value: After 5 years to 10 years	107,567
Available for Sale: Fair Value: After 10 years	8,146
Investment securities available for sale, Carrying Amount	199,722	189,259
Held to Maturity: Amortized Cost: Due in 1 year or less	48
Held to Maturity: Amortized Cost: After 1 year to 5 years	21
Held-to-Maturity: After 5 years to 10 years	0
Held-to-Maturity: After 10 years	0
Held to Maturity: Amortized Cost: Total	69	67
Held to Maturity: Fair Value: Due in 1 year or less	48
Held to Maturity: Fair Value: After 1 year to 5 years	21
Held-to-Maturity: After 5 years to 10 years	0
Held-to-Maturity: After 10 years	0
Held to Maturity: Fair Value: Total	$ 69	$ 69