| LOANS AND ALLOWANCE FOR LOAN LOSSES (Loans Receivables Related Risk Rating Excluding Purchased Impaired Loans) (Details) (Excluding Purchased Impaired [Member], USD $)In Thousands, unless otherwise specified
 | Jun. 30, 2014 | Dec. 31, 2013 | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | $ 3,587,401 | $ 2,160,973 | 
      
        | Commercial Construction [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 290,057 | 213,675 | 
      
        | Commercial Real Estate - Owner Occupied [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 839,123 | 500,764 | 
      
        | Commercial Real Estate - Non-Owner Occupied [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 1,413,957 | 755,905 | 
      
        | Raw Land and Lots [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 203,022 | 185,072 | 
      
        | Single Family Investment Real Estate [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 377,525 | 237,365 | 
      
        | Commercial and Industrial [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 385,738 | 215,702 | 
      
        | Other Commercial [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 77,979 | 52,490 | 
      
        | 1-3 [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 686,078 | 533,049 | 
      
        | 1-3 [Member] | Commercial Construction [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 17,940 | 24,399 | 
      
        | 1-3 [Member] | Commercial Real Estate - Owner Occupied [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 166,893 | 149,632 | 
      
        | 1-3 [Member] | Commercial Real Estate - Non-Owner Occupied [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 283,010 | 224,702 | 
      
        | 1-3 [Member] | Raw Land and Lots [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 11,191 | 8,648 | 
      
        | 1-3 [Member] | Single Family Investment Real Estate [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 49,224 | 38,327 | 
      
        | 1-3 [Member] | Commercial and Industrial [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 126,221 | 68,748 | 
      
        | 1-3 [Member] | Other Commercial [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 31,599 | 18,593 | 
      
        | 4 [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 2,627,263 | 1,340,160 | 
      
        | 4 [Member] | Commercial Construction [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 243,431 | 148,251 | 
      
        | 4 [Member] | Commercial Real Estate - Owner Occupied [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 633,295 | 324,394 | 
      
        | 4 [Member] | Commercial Real Estate - Non-Owner Occupied [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 1,058,033 | 453,279 | 
      
        | 4 [Member] | Raw Land and Lots [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 116,476 | 98,927 | 
      
        | 4 [Member] | Single Family Investment Real Estate [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 299,884 | 168,564 | 
      
        | 4 [Member] | Commercial and Industrial [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 239,941 | 123,585 | 
      
        | 4 [Member] | Other Commercial [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 36,203 | 23,160 | 
      
        | 5 [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 102,168 | 95,557 | 
      
        | 5 [Member] | Commercial Construction [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 11,967 | 20,370 | 
      
        | 5 [Member] | Commercial Real Estate - Owner Occupied [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 13,738 | 10,017 | 
      
        | 5 [Member] | Commercial Real Estate - Non-Owner Occupied [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 30,891 | 21,953 | 
      
        | 5 [Member] | Raw Land and Lots [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 21,565 | 14,132 | 
      
        | 5 [Member] | Single Family Investment Real Estate [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 9,794 | 12,302 | 
      
        | 5 [Member] | Commercial and Industrial [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 7,368 | 8,254 | 
      
        | 5 [Member] | Other Commercial [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 6,845 | 8,529 | 
      
        | 6 [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 77,908 | 109,392 | 
      
        | 6 [Member] | Commercial Construction [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 13,592 | 13,772 | 
      
        | 6 [Member] | Commercial Real Estate - Owner Occupied [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 19,447 | 10,926 | 
      
        | 6 [Member] | Commercial Real Estate - Non-Owner Occupied [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 21,288 | 46,084 | 
      
        | 6 [Member] | Raw Land and Lots [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 6,394 | 16,439 | 
      
        | 6 [Member] | Single Family Investment Real Estate [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 8,671 | 11,522 | 
      
        | 6 [Member] | Commercial and Industrial [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 5,960 | 8,752 | 
      
        | 6 [Member] | Other Commercial [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 2,556 | 1,897 | 
      
        | 7 [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 93,984 | 80,274 | 
      
        | 7 [Member] | Commercial Construction [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 3,127 | 6,883 | 
      
        | 7 [Member] | Commercial Real Estate - Owner Occupied [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 5,750 | 5,795 | 
      
        | 7 [Member] | Commercial Real Estate - Non-Owner Occupied [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 20,735 | 9,887 | 
      
        | 7 [Member] | Raw Land and Lots [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 47,396 | 46,926 | 
      
        | 7 [Member] | Single Family Investment Real Estate [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 9,952 | 6,650 | 
      
        | 7 [Member] | Commercial and Industrial [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 6,248 | 3,822 | 
      
        | 7 [Member] | Other Commercial [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating | 776 | 311 | 
      
        | 8 [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating |  | 2,541 | 
      
        | 8 [Member] | Commercial Construction [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating |  |  | 
      
        | 8 [Member] | Commercial Real Estate - Owner Occupied [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating |  |  | 
      
        | 8 [Member] | Commercial Real Estate - Non-Owner Occupied [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating |  |  | 
      
        | 8 [Member] | Raw Land and Lots [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating |  |  | 
      
        | 8 [Member] | Single Family Investment Real Estate [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating |  |  | 
      
        | 8 [Member] | Commercial and Industrial [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating |  | 2,541 | 
      
        | 8 [Member] | Other Commercial [Member] |  |  | 
      
        | Financing Receivable, Recorded Investment [Line Items] |  |  | 
      
        | Loans receivables related risk rating |  |  |