Quarterly report pursuant to Section 13 or 15(d)

INTANGIBLE ASSETS (Details)

v2.4.0.6
INTANGIBLE ASSETS (Details) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 9 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Sep. 30, 2011
Dec. 31, 2011
Finite-Lived Intangible Assets [Line Items]          
Net intangible assets including goodwill $ 85,200   $ 85,200   $ 85,500
Gross Amount 133,854   133,854   133,854
Accumulated Amortization 48,693   48,693   48,370
Amortization expense 108 108 323 568  
Core Deposit Intangibles
          
Finite-Lived Intangible Assets [Line Items]          
Gross Amount 47,176   47,176   47,176
Accumulated Amortization 47,097   47,097    
Net Intangible assets 100   100   300
Amortization expense     300 400  
Estimated annual amortization expense 200   200    
Goodwill
          
Finite-Lived Intangible Assets [Line Items]          
Gross Amount 84,811   84,811   84,811
Accumulated Amortization             
Net Intangible assets 84,811   84,811   84,811
Customer Relationship Intangible
          
Finite-Lived Intangible Assets [Line Items]          
Gross Amount 1,867   1,867   1,867
Accumulated Amortization 1,596   1,596   1,452
Net Intangible assets 300   300   400
Amortization expense     144 144  
Estimated annual amortization expense         $ 200
Estimated usefule life of intangible asset     10 years