Fair Value (Details 1) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Other real estate owned	$ 2,903	$ 1,885
Impaired loans, Recorded Investment	6,027	8,933
Other Real Estate Owned [Member]
Other real estate owned	2,903	1,885
Construction and Land [Member]
Impaired loans, Recorded Investment	432	0
Residential First Lien [Member]
Impaired loans, Recorded Investment	471	611
Residential Junior Lien [Member]
Impaired loans, Recorded Investment	0	44
Commercial Owner Occupied [Member]
Impaired loans, Recorded Investment	0	1,988
Commercial Non Owner Occupied [Member]
Impaired loans, Recorded Investment	3,146	2,783
Commercial Loan [Member]
Impaired loans, Recorded Investment	1,980	3,498
Consumer Loan [Member]
Impaired loans, Recorded Investment	0	9
Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Nonrecurring [Member] | Other Real Estate Owned [Member]
Other real estate owned	0	0
Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Nonrecurring [Member] | Construction and Land [Member]
Impaired loans, Recorded Investment	0	0
Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Nonrecurring [Member] | Residential First Lien [Member]
Impaired loans, Recorded Investment	0	0
Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Nonrecurring [Member] | Residential Junior Lien [Member]
Impaired loans, Recorded Investment	0	0
Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Nonrecurring [Member] | Commercial Owner Occupied [Member]
Impaired loans, Recorded Investment	0	0
Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Nonrecurring [Member] | Commercial Non Owner Occupied [Member]
Impaired loans, Recorded Investment	0	0
Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Nonrecurring [Member] | Commercial Loan [Member]
Impaired loans, Recorded Investment	0	0
Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Nonrecurring [Member] | Consumer Loan [Member]
Impaired loans, Recorded Investment	0	0
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Nonrecurring [Member] | Other Real Estate Owned [Member]
Other real estate owned	0	0
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Nonrecurring [Member] | Construction and Land [Member]
Impaired loans, Recorded Investment	0	0
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Nonrecurring [Member] | Residential First Lien [Member]
Impaired loans, Recorded Investment	0	0
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Nonrecurring [Member] | Residential Junior Lien [Member]
Impaired loans, Recorded Investment	0	0
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Nonrecurring [Member] | Commercial Owner Occupied [Member]
Impaired loans, Recorded Investment	0	0
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Nonrecurring [Member] | Commercial Non Owner Occupied [Member]
Impaired loans, Recorded Investment	0	0
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Nonrecurring [Member] | Commercial Loan [Member]
Impaired loans, Recorded Investment	0	0
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Nonrecurring [Member] | Consumer Loan [Member]
Impaired loans, Recorded Investment	0	0
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Nonrecurring [Member] | Other Real Estate Owned [Member]
Other real estate owned	2,903	1,885
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Nonrecurring [Member] | Construction and Land [Member]
Impaired loans, Recorded Investment	432	0
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Nonrecurring [Member] | Residential First Lien [Member]
Impaired loans, Recorded Investment	471	611
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Nonrecurring [Member] | Residential Junior Lien [Member]
Impaired loans, Recorded Investment	0	44
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Nonrecurring [Member] | Commercial Owner Occupied [Member]
Impaired loans, Recorded Investment	0	1,988
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Nonrecurring [Member] | Commercial Non Owner Occupied [Member]
Impaired loans, Recorded Investment	3,144	2,783
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Nonrecurring [Member] | Commercial Loan [Member]
Impaired loans, Recorded Investment	1,980	3,498
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Nonrecurring [Member] | Consumer Loan [Member]
Impaired loans, Recorded Investment	$ 0	$ 9