Quarterly report pursuant to Section 13 or 15(d)

LOANS AND ALLOWANCE FOR LOAN LOSSES (Summary of Aging of the Loan Portfolio by Class) (Details)

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LOANS AND ALLOWANCE FOR LOAN LOSSES (Summary of Aging of the Loan Portfolio by Class) (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2013
Dec. 31, 2012
Sep. 30, 2012
Summary of aging of the loan portfolio, by class      
30-59 Days Past Due $ 15,999 $ 18,838  
60-89 Days Past Due 7,183 4,677  
Greater Than 90 Days and still Accruing 7,326 8,843 9,100
Purchased Impaired (net of credit mark) 3,951 4,565 6,437
Nonaccrual 19,941 26,206  
Current 2,947,846 2,903,718  
Total Loans 3,002,246 2,966,847 2,908,510
Commercial Construction [Member]
      
Summary of aging of the loan portfolio, by class      
30-59 Days Past Due       
60-89 Days Past Due 832     
Greater Than 90 Days and still Accruing        
Purchased Impaired (net of credit mark)        
Nonaccrual 1,167 5,781  
Current 217,155 196,563  
Total Loans 219,154 202,344  
Commercial Real Estate - Owner Occupied [Member]
      
Summary of aging of the loan portfolio, by class      
30-59 Days Past Due 2,016 2,105  
60-89 Days Past Due    153  
Greater Than 90 Days and still Accruing 261 1,711  
Purchased Impaired (net of credit mark) 208 247  
Nonaccrual 3,784 2,206  
Current 501,377 507,249  
Total Loans 507,646 513,671  
Commercial Real Estate - Non Owner Occupied [Member]
      
Summary of aging of the loan portfolio, by class      
30-59 Days Past Due 470 866  
60-89 Days Past Due 1,748 63  
Greater Than 90 Days and still Accruing 1,996 207  
Purchased Impaired (net of credit mark)        
Nonaccrual 178 812  
Current 718,150 680,812  
Total Loans 722,542 682,760  
Raw Land and Lots [Member]
      
Summary of aging of the loan portfolio, by class      
30-59 Days Past Due 435 277  
60-89 Days Past Due 925     
Greater Than 90 Days and still Accruing 43 75  
Purchased Impaired (net of credit mark) 2,526 2,942  
Nonaccrual 3,087 8,760  
Current 173,112 193,672  
Total Loans 180,128 205,726  
Single Family Investment Real Estate [Member]
      
Summary of aging of the loan portfolio, by class      
30-59 Days Past Due 1,597 1,819  
60-89 Days Past Due 274 261  
Greater Than 90 Days and still Accruing 548 756  
Purchased Impaired (net of credit mark) 297 326  
Nonaccrual 2,076 3,420  
Current 230,962 226,813  
Total Loans 235,754 233,395  
Commercial and Industrial [Member]
      
Summary of aging of the loan portfolio, by class      
30-59 Days Past Due 1,054 506  
60-89 Days Past Due 508 270  
Greater Than 90 Days and still Accruing 245 441  
Purchased Impaired (net of credit mark)    79  
Nonaccrual 6,675 2,036  
Current 196,621 214,329  
Total Loans 205,103 217,661  
Other Commercial [Member]
      
Summary of aging of the loan portfolio, by class      
30-59 Days Past Due 3 70  
60-89 Days Past Due    182  
Greater Than 90 Days and still Accruing 14 1  
Purchased Impaired (net of credit mark)        
Nonaccrual 472 193  
Current 54,001 47,105  
Total Loans 54,490 47,551  
Mortgage [Member]
      
Summary of aging of the loan portfolio, by class      
30-59 Days Past Due 5,317 5,610  
60-89 Days Past Due 1,192 2,244  
Greater Than 90 Days and still Accruing 1,311 3,017  
Purchased Impaired (net of credit mark)        
Nonaccrual 801 747  
Current 215,366 208,949  
Total Loans 223,987 220,567  
Consumer Construction [Member]
      
Summary of aging of the loan portfolio, by class      
30-59 Days Past Due   157  
60-89 Days Past Due        
Greater Than 90 Days and still Accruing 208     
Purchased Impaired (net of credit mark)        
Nonaccrual 225 235  
Current 45,428 33,577  
Total Loans 45,861 33,969  
Indirect Auto [Member]
      
Summary of aging of the loan portfolio, by class      
30-59 Days Past Due 1,468 2,504  
60-89 Days Past Due 110 276  
Greater Than 90 Days and still Accruing 409 329  
Purchased Impaired (net of credit mark) 9 21  
Nonaccrual        
Current 173,038 154,388  
Total Loans 175,034 157,518  
Indirect Marine [Member]
      
Summary of aging of the loan portfolio, by class      
30-59 Days Past Due 62 67  
60-89 Days Past Due        
Greater Than 90 Days and still Accruing    114  
Purchased Impaired (net of credit mark)        
Nonaccrual 469 158  
Current 38,257 36,247  
Total Loans 38,788 36,586  
HELOCs [Member]
      
Summary of aging of the loan portfolio, by class      
30-59 Days Past Due 1,861 3,063  
60-89 Days Past Due 630 640  
Greater Than 90 Days and still Accruing 1,216 1,239  
Purchased Impaired (net of credit mark) 811 845  
Nonaccrual 665 1,325  
Current 274,256 280,980  
Total Loans 279,439 288,092  
Credit Card [Member]
      
Summary of aging of the loan portfolio, by class      
30-59 Days Past Due 227 269  
60-89 Days Past Due 68 101  
Greater Than 90 Days and still Accruing 299 397  
Purchased Impaired (net of credit mark)        
Nonaccrual        
Current 21,384 21,201  
Total Loans 21,978 21,968  
Other Consumer [Member]
      
Summary of aging of the loan portfolio, by class      
30-59 Days Past Due 1,489 1,525  
60-89 Days Past Due 896 487  
Greater Than 90 Days and still Accruing 776 556  
Purchased Impaired (net of credit mark) 100 105  
Nonaccrual 342 533  
Current 88,739 101,833  
Total Loans $ 92,342 $ 105,039