v2.4.0.8
Portfolio Loans Not Covered by Loss Share ("Non-covered") - Summary of Recorded Investment in Impaired Non-covered Loans by Category (Details) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 6 Months Ended
Jun. 30, 2014
loan
Jun. 30, 2013
loan
Jun. 30, 2014
loan
Jun. 30, 2013
loan
Dec. 31, 2013
Financing Receivable, Recorded Investment, Past Due [Line Items]          
Financing Receivable Modifications Reserve $ 298   $ 298    
Table Text Block Supplement [Abstract]          
Number of non-covered loans restructured and defaulted     no 0  
Non-Covered Loans
          
Financing Receivable, Recorded Investment, Past Due [Line Items]          
Financing Receivable, Modifications, Post-Modification Recorded Investment 728 0 1,770 0  
Financing Receivable, Modifications, Pre-Modification Recorded Investment 728 0 2,020 5  
Financing Receivable, Modifications, Number of Contracts 2 0 4 1  
Non-accrual 18,705   18,705   20,888
Restructured 1,502   1,502   678
Loans over 90 days past due and still accruing interest 0   0   0
Total Recorded Investment 20,207   20,207   21,566
Non-Covered Loans | Commercial & Industrial
          
Financing Receivable, Recorded Investment, Past Due [Line Items]          
Financing Receivable, Modifications, Post-Modification Recorded Investment 0 0 0 0  
Financing Receivable, Modifications, Pre-Modification Recorded Investment 0 0 0 5  
Financing Receivable, Modifications, Number of Contracts 0 0 0 1  
Non-accrual 4,103   4,103   3,384
Restructured 0   0   0
Loans over 90 days past due and still accruing interest 0   0   0
Total Recorded Investment 4,103   4,103   3,384
Non-Covered Loans | Commercial Real Estate Investor Owned
          
Financing Receivable, Recorded Investment, Past Due [Line Items]          
Financing Receivable, Modifications, Post-Modification Recorded Investment 603 0 603 0  
Financing Receivable, Modifications, Pre-Modification Recorded Investment 603 0 603 0  
Financing Receivable, Modifications, Number of Contracts 1 0 1 0  
Non-accrual 4,693   4,693   6,511
Restructured 597   597   678
Loans over 90 days past due and still accruing interest 0   0   0
Total Recorded Investment 5,290   5,290   7,189
Non-Covered Loans | Commercial Real Estate Owner Occupied
          
Financing Receivable, Recorded Investment, Past Due [Line Items]          
Financing Receivable, Modifications, Post-Modification Recorded Investment 0 0 1,042 0  
Financing Receivable, Modifications, Pre-Modification Recorded Investment   0   0  
Financing Receivable, Modifications, Number of Contracts 0 0 2 0  
Non-accrual 1,559   1,559   622
Restructured 780   780   0
Loans over 90 days past due and still accruing interest 0   0   0
Total Recorded Investment 2,339   2,339   622
Non-Covered Loans | Real Estate Loans Portfolio Segment [Member]
          
Financing Receivable, Recorded Investment, Past Due [Line Items]          
Financing Receivable, Modifications, Pre-Modification Recorded Investment 0   1,292    
Non-Covered Loans | Construction and Land Development
          
Financing Receivable, Recorded Investment, Past Due [Line Items]          
Financing Receivable, Modifications, Post-Modification Recorded Investment 0 0 0 0  
Financing Receivable, Modifications, Pre-Modification Recorded Investment 0 0 0 0  
Financing Receivable, Modifications, Number of Contracts 0 0 0 0  
Non-accrual 7,919   7,919   9,802
Restructured 0   0   0
Loans over 90 days past due and still accruing interest 0   0   0
Total Recorded Investment 7,919   7,919   9,802
Non-Covered Loans | Residential Real Estate
          
Financing Receivable, Recorded Investment, Past Due [Line Items]          
Financing Receivable, Modifications, Post-Modification Recorded Investment 125 0 125 0  
Financing Receivable, Modifications, Pre-Modification Recorded Investment 125 0 125 0  
Financing Receivable, Modifications, Number of Contracts 1 0 1 0  
Non-accrual 431   431   569
Restructured 125   125   0
Loans over 90 days past due and still accruing interest 0   0   0
Total Recorded Investment 556   556   569
Non-Covered Loans | Consumer & Other
          
Financing Receivable, Recorded Investment, Past Due [Line Items]          
Financing Receivable, Modifications, Post-Modification Recorded Investment 0 0 0 0  
Financing Receivable, Modifications, Pre-Modification Recorded Investment 0 0 0 0  
Financing Receivable, Modifications, Number of Contracts 0 0 0 0  
Non-accrual 0   0   0
Restructured 0   0   0
Loans over 90 days past due and still accruing interest 0   0   0
Total Recorded Investment $ 0   $ 0   $ 0