| 
           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 
         | 
        
           Sep. 30, 2014 
         | 
        
           Dec. 31, 2013 
         | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        $ 3,555,761
 | 
        $ 2,160,973
 | 
      
      
        | 
           Commercial Construction [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        299,121
 | 
        213,675
 | 
      
      
        | 
           Commercial Real Estate - Owner Occupied [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        828,905
 | 
        500,764
 | 
      
      
        | 
           Commercial Real Estate - Non-Owner Occupied [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        1,384,262
 | 
        755,905
 | 
      
      
        | 
           Raw Land and Lots [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        201,753
 | 
        185,072
 | 
      
      
        | 
           Single Family Investment Real Estate [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        388,635
 | 
        237,365
 | 
      
      
        | 
           Commercial and Industrial [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        375,971
 | 
        215,702
 | 
      
      
        | 
           Other Commercial [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        77,114
 | 
        52,490
 | 
      
      
        | 
           1-3 [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        729,113
 | 
        533,049
 | 
      
      
        | 
           1-3 [Member] | Commercial Construction [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        20,850
 | 
        24,399
 | 
      
      
        | 
           1-3 [Member] | Commercial Real Estate - Owner Occupied [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        174,759
 | 
        149,632
 | 
      
      
        | 
           1-3 [Member] | Commercial Real Estate - Non-Owner Occupied [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        294,645
 | 
        224,702
 | 
      
      
        | 
           1-3 [Member] | Raw Land and Lots [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        12,356
 | 
        8,648
 | 
      
      
        | 
           1-3 [Member] | Single Family Investment Real Estate [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        62,225
 | 
        38,327
 | 
      
      
        | 
           1-3 [Member] | Commercial and Industrial [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        131,104
 | 
        68,748
 | 
      
      
        | 
           1-3 [Member] | Other Commercial [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        33,174
 | 
        18,593
 | 
      
      
        | 
           4 [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        2,548,189
 | 
        1,340,160
 | 
      
      
        | 
           4 [Member] | Commercial Construction [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        250,160
 | 
        148,251
 | 
      
      
        | 
           4 [Member] | Commercial Real Estate - Owner Occupied [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        609,379
 | 
        324,394
 | 
      
      
        | 
           4 [Member] | Commercial Real Estate - Non-Owner Occupied [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        1,004,064
 | 
        453,279
 | 
      
      
        | 
           4 [Member] | Raw Land and Lots [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        124,968
 | 
        98,927
 | 
      
      
        | 
           4 [Member] | Single Family Investment Real Estate [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        299,539
 | 
        168,564
 | 
      
      
        | 
           4 [Member] | Commercial and Industrial [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        225,795
 | 
        123,585
 | 
      
      
        | 
           4 [Member] | Other Commercial [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        34,284
 | 
        23,160
 | 
      
      
        | 
           5 [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        108,145
 | 
        95,557
 | 
      
      
        | 
           5 [Member] | Commercial Construction [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        13,214
 | 
        20,370
 | 
      
      
        | 
           5 [Member] | Commercial Real Estate - Owner Occupied [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        16,544
 | 
        10,017
 | 
      
      
        | 
           5 [Member] | Commercial Real Estate - Non-Owner Occupied [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        40,097
 | 
        21,953
 | 
      
      
        | 
           5 [Member] | Raw Land and Lots [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        14,568
 | 
        14,132
 | 
      
      
        | 
           5 [Member] | Single Family Investment Real Estate [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        9,874
 | 
        12,302
 | 
      
      
        | 
           5 [Member] | Commercial and Industrial [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        6,811
 | 
        8,254
 | 
      
      
        | 
           5 [Member] | Other Commercial [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        7,037
 | 
        8,529
 | 
      
      
        | 
           6 [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        60,488
 | 
        109,392
 | 
      
      
        | 
           6 [Member] | Commercial Construction [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        11,597
 | 
        13,772
 | 
      
      
        | 
           6 [Member] | Commercial Real Estate - Owner Occupied [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        18,255
 | 
        10,926
 | 
      
      
        | 
           6 [Member] | Commercial Real Estate - Non-Owner Occupied [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        13,246
 | 
        46,084
 | 
      
      
        | 
           6 [Member] | Raw Land and Lots [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        3,797
 | 
        16,439
 | 
      
      
        | 
           6 [Member] | Single Family Investment Real Estate [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        7,175
 | 
        11,522
 | 
      
      
        | 
           6 [Member] | Commercial and Industrial [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        5,194
 | 
        8,752
 | 
      
      
        | 
           6 [Member] | Other Commercial [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        1,224
 | 
        1,897
 | 
      
      
        | 
           7 [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        109,826
 | 
        80,274
 | 
      
      
        | 
           7 [Member] | Commercial Construction [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        3,300
 | 
        6,883
 | 
      
      
        | 
           7 [Member] | Commercial Real Estate - Owner Occupied [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        9,968
 | 
        5,795
 | 
      
      
        | 
           7 [Member] | Commercial Real Estate - Non-Owner Occupied [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        32,210
 | 
        9,887
 | 
      
      
        | 
           7 [Member] | Raw Land and Lots [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        46,064
 | 
        46,926
 | 
      
      
        | 
           7 [Member] | Single Family Investment Real Estate [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        9,822
 | 
        6,650
 | 
      
      
        | 
           7 [Member] | Commercial and Industrial [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        7,067
 | 
        3,822
 | 
      
      
        | 
           7 [Member] | Other Commercial [Member] 
         | 
         
 | 
         
 | 
      
      
        | Financing Receivable, Recorded Investment [Line Items] | 
         
 | 
         
 | 
      
      
        | Loans receivables related risk rating | 
        1,395
 | 
        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 | 
          
 | 
          
 |