LOANS AND ALLOWANCE FOR LOAN LOSSES (Loans Receivables Related Risk Rating Excluding Purchased Impaired Loans) (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	$ 2,128,475	$ 2,099,514
Commercial Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	206,994	202,344
Commercial Real Estate - Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	516,092	513,424
Commercial Real Estate - Non Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	732,596	682,760
Raw Land and Lots [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	180,100	202,784
Single Family Investment Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	237,776	233,069
Commercial and Industrial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	200,314	217,582
Other Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	54,603	47,551
1-3 [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	500,067	442,969
1-3 [Member] | Commercial Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	13,957	5,504
1-3 [Member] | Commercial Real Estate - Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	145,138	145,977
1-3 [Member] | Commercial Real Estate - Non Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	215,600	161,343
1-3 [Member] | Raw Land and Lots [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	4,492	3,943
1-3 [Member] | Single Family Investment Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	42,524	43,705
1-3 [Member] | Commercial and Industrial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	59,196	68,308
1-3 [Member] | Other Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	19,160	14,189
4 [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	1,287,771	1,266,058
4 [Member] | Commercial Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	117,950	117,769
4 [Member] | Commercial Real Estate - Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	336,808	321,486
4 [Member] | Commercial Real Estate - Non Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	434,530	417,412
4 [Member] | Raw Land and Lots [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	103,770	114,053
4 [Member] | Single Family Investment Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	158,190	156,636
4 [Member] | Commercial and Industrial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	114,619	120,442
4 [Member] | Other Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	21,904	18,260
5 [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	108,462	125,339
5 [Member] | Commercial Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	22,513	14,637
5 [Member] | Commercial Real Estate - Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	9,546	15,197
5 [Member] | Commercial Real Estate - Non Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	32,575	48,840
5 [Member] | Raw Land and Lots [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	12,554	13,260
5 [Member] | Single Family Investment Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	13,111	12,111
5 [Member] | Commercial and Industrial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	8,644	10,584
5 [Member] | Other Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	9,519	10,710
6 [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	131,963	145,409
6 [Member] | Commercial Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	29,902	33,815
6 [Member] | Commercial Real Estate - Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	14,248	19,051
6 [Member] | Commercial Real Estate - Non Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	36,889	34,646
6 [Member] | Raw Land and Lots [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	26,985	29,194
6 [Member] | Single Family Investment Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	14,320	13,150
6 [Member] | Commercial and Industrial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	6,687	12,064
6 [Member] | Other Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	2,932	3,489
7 [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	94,631	119,355
7 [Member] | Commercial Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	22,672	30,619
7 [Member] | Commercial Real Estate - Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	10,352	11,713
7 [Member] | Commercial Real Estate - Non Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	13,002	20,519
7 [Member] | Raw Land and Lots [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	32,299	42,148
7 [Member] | Single Family Investment Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	9,631	7,467
7 [Member] | Commercial and Industrial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	5,640	6,045
7 [Member] | Other Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	1,035	844
8 [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	5,581	384
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		186
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	5,528	139
8 [Member] | Other Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans receivables related risk rating	$ 53	$ 59