Fair Value of Financial Instruments (Details 2) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Financial assets
Cash and due from banks	$ 23,023	$ 17,251
Federal funds sold	42,030	113,790
Interest bearing deposits in other banks	326	335
Investments securities	289,054	267,204
Financial liabilities
Trust preferred securities	17,527	17,527
Carrying Value
Financial assets
Cash and due from banks	23,023	17,251
Federal funds sold	42,030	113,790
Interest bearing deposits in other banks	326	335
Investments securities	289,054	267,204
Loans and leases, net of unearned fees	950,462	905,523
Bank owned life insurance	16,098	15,954
Financial liabilities
Deposits	1,166,280	1,162,548
Trust preferred securities	17,527	17,527
Cash flow hedge	1,615	1,784
Fair Value
Financial assets
Cash and due from banks	23,023	17,251
Federal funds sold	42,030	113,790
Interest bearing deposits in other banks	326	335
Investments securities	288,964	267,574
Loans and leases, net of unearned fees	950,587	906,228
Bank owned life insurance	16,098	15,954
Financial liabilities
Deposits	1,164,066	1,158,518
Trust preferred securities	17,860	17,588
Cash flow hedge	$ 1,615	$ 1,784