v2.4.0.6
Portfolio Loans Not Covered by Loss Share ("Non-covered") - Summary of Recorded Investment by Category of Non-covered Loans Restructured (Details) (Non-Covered Loans, USD $)
In Thousands, unless otherwise specified
 3 Months Ended
Mar. 31, 2013
loan
Financing Receivable, Modifications [Line Items]  
Number of Loans 1
Pre-Modification Outstanding Recorded Balance $ 5
Post-Modification Outstanding Recorded Balance 5
Commercial & Industrial
  
Financing Receivable, Modifications [Line Items]  
Number of Loans 1
Pre-Modification Outstanding Recorded Balance 5
Post-Modification Outstanding Recorded Balance 5
Real Estate | Commercial - Owner Occupied
  
Financing Receivable, Modifications [Line Items]  
Number of Loans 0
Pre-Modification Outstanding Recorded Balance 0
Post-Modification Outstanding Recorded Balance 0
Real Estate | Commercial - Investor Owned
  
Financing Receivable, Modifications [Line Items]  
Number of Loans 0
Pre-Modification Outstanding Recorded Balance 0
Post-Modification Outstanding Recorded Balance 0
Real Estate | Construction and Land Development
  
Financing Receivable, Modifications [Line Items]  
Number of Loans 0
Pre-Modification Outstanding Recorded Balance 0
Post-Modification Outstanding Recorded Balance 0
Real Estate | Residential
  
Financing Receivable, Modifications [Line Items]  
Number of Loans 0
Pre-Modification Outstanding Recorded Balance 0
Post-Modification Outstanding Recorded Balance 0
Consumer & Other
  
Financing Receivable, Modifications [Line Items]  
Number of Loans 0
Pre-Modification Outstanding Recorded Balance 0
Post-Modification Outstanding Recorded Balance $ 0