v2.4.0.6
Parent Company Financial Information (Condensed Balance Sheets) (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Dec. 31, 2008
Assets        
Interest-earning deposits $ 202,925 $ 458,638    
Total cash and cash equivalents 294,289 514,130 305,074 88,730
Other assets 126,928 103,851    
Total Assets 4,785,945 4,256,363    
Liabilities and Shareholders’ Equity        
Other liabilities 67,069 51,434    
Total liabilities 4,026,607 3,549,485    
Shareholders’ equity 759,338 706,878 528,139 415,385
Total liabilities and shareholders' equity 4,785,945 4,256,363    
Parent [Member]
        
Assets        
Cash and due from banking subsidiaries 3,220 673    
Interest-earning deposits 72,014 158,500    
Total cash and cash equivalents 75,234 159,173 83,006 76,865
Other assets 510 1,160    
Total Assets 759,721 733,052    
Liabilities and Shareholders’ Equity        
Long-term subordinated debt 0 25,736    
Other liabilities 383 438    
Total liabilities 383 26,174    
Shareholders’ equity 759,338 706,878    
Total liabilities and shareholders' equity 759,721 733,052    
Banking Subsidiaries [Member] | Parent [Member]
        
Assets        
Investment in subsidiaries 683,977 571,945    
Other Subsidiaries [Member] | Parent [Member]
        
Assets        
Investment in subsidiaries $ 0 $ 774