Loans and Allowance for Loan Losses (Details 13) (USD $)	12 Months Ended
	Dec. 31, 2013 loan	Dec. 31, 2012 loan	Dec. 31, 2011 loan
Loans and Allowance for Loan Losses
Balance of accruing TDRs	$ 5,300,000	$ 6,300,000
FASB ASC Topic 310-20
Loans and Allowance for Loan Losses
Number of loans	5	9	26
Pre-Modification Outstanding Recorded Investment	3,682,000	7,529,000	10,568,000
Post-Modification Outstanding Recorded Investment	3,658,000	7,359,000	10,005,000
FASB ASC Topic 310-20 | Interest rate modification
Loans and Allowance for Loan Losses
Number of loans	4	6	21
Pre-Modification Outstanding Recorded Investment	1,240,000	5,994,000	6,097,000
Post-Modification Outstanding Recorded Investment	1,216,000	5,835,000	5,621,000
FASB ASC Topic 310-20 | Interest rate modification | Construction and land development
Loans and Allowance for Loan Losses
Number of loans	1	1	15
Pre-Modification Outstanding Recorded Investment	120,000	165,000	3,595,000
Post-Modification Outstanding Recorded Investment	120,000	156,000	3,194,000
FASB ASC Topic 310-20 | Interest rate modification | Commercial non-owner occupied
Loans and Allowance for Loan Losses
Number of loans	1
Pre-Modification Outstanding Recorded Investment	246,000
Post-Modification Outstanding Recorded Investment	233,000
FASB ASC Topic 310-20 | Interest rate modification | Commercial owner occupied
Loans and Allowance for Loan Losses
Number of loans	1	4	2
Pre-Modification Outstanding Recorded Investment	750,000	5,355,000	1,334,000
Post-Modification Outstanding Recorded Investment	747,000	5,215,000	1,286,000
FASB ASC Topic 310-20 | Interest rate modification | Consumer owner occupied
Loans and Allowance for Loan Losses
Number of loans	1		2
Pre-Modification Outstanding Recorded Investment	124,000		759,000
Post-Modification Outstanding Recorded Investment	116,000		737,000
FASB ASC Topic 310-20 | Interest rate modification | Commercial and industrial
Loans and Allowance for Loan Losses
Number of loans		1
Pre-Modification Outstanding Recorded Investment		474,000
Post-Modification Outstanding Recorded Investment		464,000
FASB ASC Topic 310-20 | Interest rate modification | Other income producing property
Loans and Allowance for Loan Losses
Number of loans			2
Pre-Modification Outstanding Recorded Investment			409,000
Post-Modification Outstanding Recorded Investment			404,000
FASB ASC Topic 310-20 | Term modification
Loans and Allowance for Loan Losses
Number of loans	1	3	5
Pre-Modification Outstanding Recorded Investment	2,442,000	1,535,000	4,471,000
Post-Modification Outstanding Recorded Investment	2,442,000	1,524,000	4,384,000
FASB ASC Topic 310-20 | Term modification | Construction and land development
Loans and Allowance for Loan Losses
Number of loans		2	2
Pre-Modification Outstanding Recorded Investment		835,000	2,938,000
Post-Modification Outstanding Recorded Investment		824,000	2,929,000
FASB ASC Topic 310-20 | Term modification | Commercial non-owner occupied
Loans and Allowance for Loan Losses
Number of loans		1
Pre-Modification Outstanding Recorded Investment		700,000
Post-Modification Outstanding Recorded Investment		700,000
FASB ASC Topic 310-20 | Term modification | Commercial owner occupied
Loans and Allowance for Loan Losses
Number of loans			2
Pre-Modification Outstanding Recorded Investment			928,000
Post-Modification Outstanding Recorded Investment			864,000
FASB ASC Topic 310-20 | Term modification | Consumer owner occupied
Loans and Allowance for Loan Losses
Number of loans	1		1
Pre-Modification Outstanding Recorded Investment	2,442,000		605,000
Post-Modification Outstanding Recorded Investment	$ 2,442,000		$ 591,000