Quarterly report pursuant to Section 13 or 15(d)

Loans and Leases and Allowance For Credit Losses (Textuals) (Details)

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Loans and Leases and Allowance For Credit Losses (Textuals) (Details) (USD $)
 3 Months Ended
Mar. 31, 2012
Dec. 31, 2011
Mar. 31, 2011
Loans and Leases (Textuals)      
All loans with an outstanding balance which evaluated on quarterly basis for impairment $ 1,000,000    
Aggregate amount of net unamortized deferred loan origination fees and net unearned income 145,900,000 122,500,000 131,800,000
Fidelity Bank loans acquired at fair value as of acquisition date 520,564,000    
Automobile and other consumer loans [Member]
      
Loans and Leases (Textuals)      
Nonaccrual status number of days past due 120    
Loans charged off or written down past due 120    
Redefault status number of days 120    
Commercial and Industrial and Commercial Real Estate [Member]
      
Loans and Leases (Textuals)      
Nonaccrual status number of days past due 90    
Loans charged off or written down past due 90    
Redefault status number of days 90    
Residential Mortgage [Member]
      
Loans and Leases (Textuals)      
Nonaccrual status number of days past due 150    
Amount guaranteed by U.S. Government $ 94,560,000 $ 96,703,000 $ 94,440,000
Loans charged off or written down past due 150    
Redefault status number of days 150    
Home equity secured by first-lien other [Member]
      
Loans and Leases (Textuals)      
Nonaccrual status number of days past due 150    
Loans charged off or written down past due 150    
Redefault status number of days 150    
Home equity Secured by second-lien [Member]
      
Loans and Leases (Textuals)      
Nonaccrual status number of days past due 120    
Loans charged off or written down past due 120    
Redefault status number of days 120