LOANS AND ALLOWANCE FOR LOAN LOSSES (Loans Receivables Related Risk Rating Including Purchased Impaired Loans) (Details) (USD $)
In Thousands, unless otherwise specified

Sep. 30, 2013

Dec. 31, 2012

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

$ 2,121,786

$ 2,099,514

Commercial Real Estate - Owner Occupied [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

507,438

513,424

Raw Land and Lots [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

177,602

202,784

Single Family Investment Real Estate [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

235,457

233,069

Commercial and Industrial [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

205,103

217,582

4 [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

1,316,190

1,266,058

4 [Member] | Commercial Real Estate - Owner Occupied [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

329,979

321,486

4 [Member] | Raw Land and Lots [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

104,750

114,053

4 [Member] | Single Family Investment Real Estate [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

165,214

156,636

4 [Member] | Commercial and Industrial [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

122,780

120,442

5 [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

86,875

125,339

5 [Member] | Commercial Real Estate - Owner Occupied [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

11,605

15,197

5 [Member] | Raw Land and Lots [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

6,172

13,260

5 [Member] | Single Family Investment Real Estate [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

10,298

12,111

5 [Member] | Commercial and Industrial [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

6,493

10,584

6 [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

132,428

145,409

6 [Member] | Commercial Real Estate - Owner Occupied [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

11,582

19,051

6 [Member] | Raw Land and Lots [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

29,319

29,194

6 [Member] | Single Family Investment Real Estate [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

14,917

13,150

6 [Member] | Commercial and Industrial [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

5,808

12,064

7 [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

84,335

119,355

7 [Member] | Commercial Real Estate - Owner Occupied [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

10,109

11,713

7 [Member] | Raw Land and Lots [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

32,730

42,148

7 [Member] | Single Family Investment Real Estate [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

6,775

7,467

7 [Member] | Commercial and Industrial [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

4,285

6,045

8 [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

5,407

384

8 [Member] | Commercial Real Estate - 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

5,356

139

Purchased Impaired [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

3,031

3,594

Purchased Impaired [Member] | Commercial Real Estate - Owner Occupied [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

208

247

Purchased Impaired [Member] | Raw Land and Lots [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

2,526

2,942

Purchased Impaired [Member] | Single Family Investment Real Estate [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

297

326

Purchased Impaired [Member] | Commercial and Industrial [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

Purchased Impaired [Member] | 4 [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

285

Purchased Impaired [Member] | 4 [Member] | Commercial Real Estate - Owner Occupied [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

Purchased Impaired [Member] | 4 [Member] | Raw Land and Lots [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

Purchased Impaired [Member] | 4 [Member] | Single Family Investment Real Estate [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

285

Purchased Impaired [Member] | 5 [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

671

312

Purchased Impaired [Member] | 5 [Member] | Commercial Real Estate - Owner Occupied [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

Purchased Impaired [Member] | 5 [Member] | Raw Land and Lots [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

671

Purchased Impaired [Member] | 5 [Member] | Single Family Investment Real Estate [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

312

Purchased Impaired [Member] | 5 [Member] | Commercial and Industrial [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

Purchased Impaired [Member] | 6 [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

Purchased Impaired [Member] | 6 [Member] | Commercial Real Estate - Owner Occupied [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

Purchased Impaired [Member] | 6 [Member] | Raw Land and Lots [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

Purchased Impaired [Member] | 6 [Member] | Single Family Investment Real Estate [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

Purchased Impaired [Member] | 6 [Member] | Commercial and Industrial [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

Purchased Impaired [Member] | 7 [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

2,075

3,282

Purchased Impaired [Member] | 7 [Member] | Commercial Real Estate - Owner Occupied [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

208

247

Purchased Impaired [Member] | 7 [Member] | Raw Land and Lots [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

1,855

2,942

Purchased Impaired [Member] | 7 [Member] | Single Family Investment Real Estate [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

Purchased Impaired [Member] | 7 [Member] | Commercial and Industrial [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

Purchased Impaired [Member] | 8 [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

Purchased Impaired [Member] | 8 [Member] | Commercial Real Estate - Owner Occupied [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

Purchased Impaired [Member] | 8 [Member] | Raw Land and Lots [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

Purchased Impaired [Member] | 8 [Member] | Single Family Investment Real Estate [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

Purchased Impaired [Member] | 8 [Member] | Commercial and Industrial [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating