Allowance for Loan Losses (Details 4) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Non-homogenous loans and leases
Non Homogenous Loans and Leases	$ 305,860	$ 332,255
Pass [Member]
Non-homogenous loans and leases
Non Homogenous Loans and Leases	228,660	252,020
Watch [Member]
Non-homogenous loans and leases
Non Homogenous Loans and Leases	55,679	54,503
Special Mention [Member]
Non-homogenous loans and leases
Non Homogenous Loans and Leases	9,438	9,725
Substandard [Member]
Non-homogenous loans and leases
Non Homogenous Loans and Leases	12,083	16,007
Construction [Member]
Non-homogenous loans and leases
Non Homogenous Loans and Leases	29,651	23,876
Construction [Member] | Pass [Member]
Non-homogenous loans and leases
Non Homogenous Loans and Leases	22,324	16,263
Construction [Member] | Watch [Member]
Non-homogenous loans and leases
Non Homogenous Loans and Leases	7,311	7,594
Construction [Member] | Special Mention [Member]
Non-homogenous loans and leases
Non Homogenous Loans and Leases	0	0
Construction [Member] | Substandard [Member]
Non-homogenous loans and leases
Non Homogenous Loans and Leases	16	19
Land, Farmland, Ag Loans [Member]
Non-homogenous loans and leases
Non Homogenous Loans and Leases	14,141	17,822
Land, Farmland, Ag Loans [Member] | Pass [Member]
Non-homogenous loans and leases
Non Homogenous Loans and Leases	13,090	15,894
Land, Farmland, Ag Loans [Member] | Watch [Member]
Non-homogenous loans and leases
Non Homogenous Loans and Leases	0	173
Land, Farmland, Ag Loans [Member] | Special Mention [Member]
Non-homogenous loans and leases
Non Homogenous Loans and Leases	0	292
Land, Farmland, Ag Loans [Member] | Substandard [Member]
Non-homogenous loans and leases
Non Homogenous Loans and Leases	1,051	1,463
Commercial & Non-Residential [Member]
Non-homogenous loans and leases
Non Homogenous Loans and Leases	150,681	163,764
Commercial & Non-Residential [Member] | Pass [Member]
Non-homogenous loans and leases
Non Homogenous Loans and Leases	109,803	129,446
Commercial & Non-Residential [Member] | Watch [Member]
Non-homogenous loans and leases
Non Homogenous Loans and Leases	28,016	17,112
Commercial & Non-Residential [Member] | Special Mention [Member]
Non-homogenous loans and leases
Non Homogenous Loans and Leases	5,502	4,959
Commercial & Non-Residential [Member] | Substandard [Member]
Non-homogenous loans and leases
Non Homogenous Loans and Leases	7,360	12,247
Commercial and industrial [Member]
Non-homogenous loans and leases
Non Homogenous Loans and Leases	38,650	38,863
Commercial and industrial [Member] | Pass [Member]
Non-homogenous loans and leases
Non Homogenous Loans and Leases	36,533	33,064
Commercial and industrial [Member] | Watch [Member]
Non-homogenous loans and leases
Non Homogenous Loans and Leases	1,936	5,154
Commercial and industrial [Member] | Special Mention [Member]
Non-homogenous loans and leases
Non Homogenous Loans and Leases	0	336
Commercial and industrial [Member] | Substandard [Member]
Non-homogenous loans and leases
Non Homogenous Loans and Leases	181	309
Multi Family [Member]
Non-homogenous loans and leases
Non Homogenous Loans and Leases	72,737	87,930
Multi Family [Member] | Pass [Member]
Non-homogenous loans and leases
Non Homogenous Loans and Leases	46,910	57,353
Multi Family [Member] | Watch [Member]
Non-homogenous loans and leases
Non Homogenous Loans and Leases	18,416	24,470
Multi Family [Member] | Special Mention [Member]
Non-homogenous loans and leases
Non Homogenous Loans and Leases	3,936	4,138
Multi Family [Member] | Substandard [Member]
Non-homogenous loans and leases
Non Homogenous Loans and Leases	$ 3,475	$ 1,969