LOANS AND ALLOWANCE FOR LOAN LOSSES (Loans Receivables Related Risk Rating Including 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 Real Estate - Owner Occupied [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

516,092

513,424

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

4 [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

1,287,771

1,266,058

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] | 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

5 [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

108,462

125,339

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] | 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

6 [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

131,963

145,409

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] | 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

7 [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

94,631

119,355

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] | 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

8 [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

5,581

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

5,528

139

Purchased Impaired [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

3,039

3,594

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

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

211

247

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

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

2,529

2,942

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

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

299

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

288

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

288

Purchased Impaired [Member] | 5 [Member]

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

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

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

672

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

672

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

2,079

3,282

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

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

211

247

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

Financing Receivable, Recorded Investment [Line Items]

Loans receivables related risk rating

1,857

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