Loans and Allowance for Loan Losses (Details 12) (FASB ASC Topic 310-20, USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Loans and Allowance for Loan Losses
Unpaid Contractual Principal Balance	$ 31,284	$ 61,771
Recorded Investment With No Allowance	17,636	29,351
Gross Recorded Investment With Allowance	8,411	17,884
Total Recorded Investment	26,047	47,235
Related Allowance	1,631	4,879
Average Investment In Impaired Loans	35,331	49,326
Interest Income Recognized	393	751
Non acquired nonaccrual loans	42,023	61,538
Construction and land development
Loans and Allowance for Loan Losses
Unpaid Contractual Principal Balance	7,341	21,350
Recorded Investment With No Allowance	3,555	8,659
Gross Recorded Investment With Allowance	2,184	4,890
Total Recorded Investment	5,739	13,549
Related Allowance	704	1,573
Average Investment In Impaired Loans	10,589	18,048
Interest Income Recognized	98	114
Non acquired nonaccrual loans	5,819	11,961
Commercial non-owner occupied
Loans and Allowance for Loan Losses
Unpaid Contractual Principal Balance	3,592	7,564
Recorded Investment With No Allowance	2,681	3,148
Gross Recorded Investment With Allowance		2,196
Total Recorded Investment	2,681	5,344
Related Allowance		411
Average Investment In Impaired Loans	4,030	7,503
Interest Income Recognized		85
Non acquired nonaccrual loans	2,912	4,780
Commercial non-owner occupied real estate
Loans and Allowance for Loan Losses
Non acquired nonaccrual loans	8,731	16,741
Commercial owner occupied
Loans and Allowance for Loan Losses
Unpaid Contractual Principal Balance	14,017	23,566
Recorded Investment With No Allowance	10,441	15,698
Gross Recorded Investment With Allowance	1,119	4,514
Total Recorded Investment	11,560	20,212
Related Allowance	10	648
Average Investment In Impaired Loans	15,170	17,460
Interest Income Recognized	106	347
Non acquired nonaccrual loans	7,753	14,146
Consumer real estate
Loans and Allowance for Loan Losses
Non acquired nonaccrual loans	9,510	9,860
Consumer owner occupied
Loans and Allowance for Loan Losses
Unpaid Contractual Principal Balance	3,063	2,040
Gross Recorded Investment With Allowance	3,013	1,954
Total Recorded Investment	3,013	1,954
Related Allowance	271	213
Average Investment In Impaired Loans	845	2,223
Interest Income Recognized	154	65
Non acquired nonaccrual loans	8,382	8,025
Home equity loans
Loans and Allowance for Loan Losses
Non acquired nonaccrual loans	1,128	1,835
Commercial and industrial
Loans and Allowance for Loan Losses
Unpaid Contractual Principal Balance	477	2,595
Recorded Investment With No Allowance	405	464
Gross Recorded Investment With Allowance		1,319
Total Recorded Investment	405	1,783
Related Allowance		1,030
Average Investment In Impaired Loans	1,234	921
Interest Income Recognized		23
Non acquired nonaccrual loans	586	2,152
Other income producing property
Loans and Allowance for Loan Losses
Unpaid Contractual Principal Balance	2,794	4,656
Recorded Investment With No Allowance	554	1,382
Gross Recorded Investment With Allowance	2,095	3,011
Total Recorded Investment	2,649	4,393
Related Allowance	646	1,004
Average Investment In Impaired Loans	3,463	3,171
Interest Income Recognized	35	117
Non acquired nonaccrual loans	4,704	5,405
Consumer
Loans and Allowance for Loan Losses
Non acquired nonaccrual loans	49	83
Restructured loans
Loans and Allowance for Loan Losses
Non acquired nonaccrual loans	$ 10,690	$ 13,151
Number of months generally required to return to accruing status	6 months