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, 2014
Dec. 31, 2013
Sep. 30, 2013
Summary of aging of the loan portfolio, by class      
30-59 Days Past Due $ 33,010 $ 16,431  
60-89 Days Past Due 9,280 3,347  
Greater Than 90 Days and still Accruing 16,118 6,746  
Purchased Impaired (net of credit mark) 119,743 3,622 3,951
Nonaccrual 20,279 15,035  
Current 4,972,573 2,994,187  
Total loans 5,171,003 3,039,368 3,002,246
Commercial Construction [Member]
      
Summary of aging of the loan portfolio, by class      
30-59 Days Past Due       
60-89 Days Past Due        
Greater Than 90 Days and still Accruing        
Purchased Impaired (net of credit mark) 4,455     
Nonaccrual 672 1,596  
Current 298,449 212,079  
Total loans 303,576 213,675  
Commercial Real Estate - Owner Occupied [Member]
      
Summary of aging of the loan portfolio, by class      
30-59 Days Past Due 4,401 514  
60-89 Days Past Due 1,153     
Greater Than 90 Days and still Accruing 784 258  
Purchased Impaired (net of credit mark) 27,710     
Nonaccrual 676 2,037  
Current 821,891 497,955  
Total loans 856,615 500,764  
Commercial Real Estate - Non-Owner Occupied [Member]
      
Summary of aging of the loan portfolio, by class      
30-59 Days Past Due 903 185  
60-89 Days Past Due 168 42  
Greater Than 90 Days and still Accruing 5,347 1,996  
Purchased Impaired (net of credit mark) 38,831     
Nonaccrual 1,145 175  
Current 1,376,699 753,507  
Total loans 1,423,093 755,905  
Raw Land and Lots [Member]
      
Summary of aging of the loan portfolio, by class      
30-59 Days Past Due 356 922  
60-89 Days Past Due    545  
Greater Than 90 Days and still Accruing 121     
Purchased Impaired (net of credit mark) 8,804 2,457  
Nonaccrual 5,074 2,560  
Current 196,202 181,045  
Total loans 210,557 187,529  
Single Family Investment Real Estate [Member]
      
Summary of aging of the loan portfolio, by class      
30-59 Days Past Due 1,208 1,783  
60-89 Days Past Due 976 277  
Greater Than 90 Days and still Accruing 100 563  
Purchased Impaired (net of credit mark) 19,337 275  
Nonaccrual 4,202 1,689  
Current 382,149 233,053  
Total loans 407,972 237,640  
Commercial and Industrial [Member]
      
Summary of aging of the loan portfolio, by class      
30-59 Days Past Due 1,346 348  
60-89 Days Past Due 257 152  
Greater Than 90 Days and still Accruing 473 220  
Purchased Impaired (net of credit mark) 4,642     
Nonaccrual 3,005 3,848  
Current 370,890 211,134  
Total loans 380,613 215,702  
Other Commercial [Member]
      
Summary of aging of the loan portfolio, by class      
30-59 Days Past Due 366 87  
60-89 Days Past Due    1  
Greater Than 90 Days and still Accruing 2,271 50  
Purchased Impaired (net of credit mark) 2,242     
Nonaccrual 62 126  
Current 74,415 52,226  
Total loans 79,356 52,490  
Mortgage [Member]
      
Summary of aging of the loan portfolio, by class      
30-59 Days Past Due 16,436 6,779  
60-89 Days Past Due 4,260 1,399  
Greater Than 90 Days and still Accruing 3,903 1,141  
Purchased Impaired (net of credit mark) 9,367     
Nonaccrual 4,346 2,446  
Current 450,764 225,649  
Total loans 489,076 237,414  
Consumer Construction [Member]
      
Summary of aging of the loan portfolio, by class      
30-59 Days Past Due 592     
60-89 Days Past Due 198     
Greater Than 90 Days and still Accruing 821 208  
Purchased Impaired (net of credit mark) 534     
Nonaccrual        
Current 74,846 48,776  
Total loans 76,991 48,984  
Indirect Auto [Member]
      
Summary of aging of the loan portfolio, by class      
30-59 Days Past Due 1,333 2,237  
60-89 Days Past Due 280 252  
Greater Than 90 Days and still Accruing 231 349  
Purchased Impaired (net of credit mark)    7  
Nonaccrual        
Current 192,789 171,998  
Total loans 194,633 174,843  
Indirect Marine [Member]
      
Summary of aging of the loan portfolio, by class      
30-59 Days Past Due 56 459  
60-89 Days Past Due        
Greater Than 90 Days and still Accruing        
Purchased Impaired (net of credit mark)        
Nonaccrual 226 288  
Current 40,065 37,886  
Total loans 40,347 38,633  
HELOCs [Member]
      
Summary of aging of the loan portfolio, by class      
30-59 Days Past Due 4,281 2,124  
60-89 Days Past Due 1,034 422  
Greater Than 90 Days and still Accruing 648 1,190  
Purchased Impaired (net of credit mark) 2,121 787  
Nonaccrual 510 43  
Current 487,551 277,013  
Total loans 496,145 281,579  
Credit Card [Member]
      
Summary of aging of the loan portfolio, by class      
30-59 Days Past Due 198 105  
60-89 Days Past Due 116 133  
Greater Than 90 Days and still Accruing 214 281  
Purchased Impaired (net of credit mark)        
Nonaccrual        
Current 23,208 22,692  
Total loans 23,736 23,211  
Other Consumer [Member]
      
Summary of aging of the loan portfolio, by class      
30-59 Days Past Due 1,534 888  
60-89 Days Past Due 838 124  
Greater Than 90 Days and still Accruing 1,205 490  
Purchased Impaired (net of credit mark) 1,700 96  
Nonaccrual 361 227  
Current 182,655 69,174  
Total loans $ 188,293 $ 70,999