Annual report pursuant to Section 13 and 15(d)

Commitments and Contingencies (Details)

v2.4.0.6
Commitments and Contingencies (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Commitments with off-balance sheet risk:    
Total commitments with off-balance sheet risk $ 1,023,628 $ 804,205
Commitments with balance sheet risk:    
Loans held for sale 167,698 74,823
Total other commitments 1,191,326 879,028
Commitments to extend credit [Member]
   
Commitments with off-balance sheet risk:    
Total commitments with off-balance sheet risk 844,766 720,317
Standby letters of credit [Member]
   
Commitments with off-balance sheet risk:    
Total commitments with off-balance sheet risk 45,536 38,068
Mortgage loan rate lock commitments [Member]
   
Commitments with off-balance sheet risk:    
Total commitments with off-balance sheet risk $ 133,326 $ 45,820