LOANS AND ALLOWANCE FOR LOAN LOSSES (Loans Receivables Related Risk Rating Including Purchased Impaired Loans) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014	Mar. 31, 2014
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	$ 91,346	$ 105,788	$ 138,431
Commercial Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	3,090	3,782
Commercial Real Estate - Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	31,004	31,167
Commercial Real Estate - Non-Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	19,575	28,869
Raw Land and Lots [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	6,055	7,427
Single Family Investment Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	16,299	16,879
Commercial and Industrial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	3,338	3,855
Other Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	1,794	2,256
Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	81,155	94,235	120,291
4 [Member] | Commercial Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality
4 [Member] | Commercial Real Estate - Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	2,758	1,525
4 [Member] | Commercial Real Estate - Non-Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	3,855	2,837
4 [Member] | Raw Land and Lots [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	1,580	1,564
4 [Member] | Single Family Investment Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	3,783	2,807
4 [Member] | Commercial and Industrial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	492	437
4 [Member] | Other Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	69
4 [Member] | Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	12,537	9,170
5 [Member] | Commercial Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality
5 [Member] | Commercial Real Estate - Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	3,647	3,546
5 [Member] | Commercial Real Estate - Non-Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	3,597	934
5 [Member] | Raw Land and Lots [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	585	189
5 [Member] | Single Family Investment Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	2,083	1,253
5 [Member] | Commercial and Industrial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	13
5 [Member] | Other Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality
5 [Member] | Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	9,925	5,922
6 [Member] | Commercial Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	2,491	3,130
6 [Member] | Commercial Real Estate - Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	9,042	10,880
6 [Member] | Commercial Real Estate - Non-Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	9,171	18,736
6 [Member] | Raw Land and Lots [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	2,595	3,148
6 [Member] | Single Family Investment Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	4,661	6,462
6 [Member] | Commercial and Industrial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	436	913
6 [Member] | Other Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	530	510
6 [Member] | Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	28,926	43,779
7 [Member] | Commercial Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	146	194
7 [Member] | Commercial Real Estate - Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	15,557	15,216
7 [Member] | Commercial Real Estate - Non-Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	2,952	6,362
7 [Member] | Raw Land and Lots [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	1,295	2,526
7 [Member] | Single Family Investment Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	5,772	6,357
7 [Member] | Commercial and Industrial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	2,371	2,477
7 [Member] | Other Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	1,195	1,746
7 [Member] | Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	29,288	34,878
8 [Member] | Commercial Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	453	458
8 [Member] | Commercial Real Estate - Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality
8 [Member] | Commercial Real Estate - Non-Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality
8 [Member] | Raw Land and Lots [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality
8 [Member] | Single Family Investment Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality
8 [Member] | Commercial and Industrial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	26	28
8 [Member] | Other Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality
8 [Member] | Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	479	486
Receivables Acquired with Deteriorated Credit Quality [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	91,346	105,788
Receivables Acquired with Deteriorated Credit Quality [Member] | Commercial Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	3,090	3,782
Receivables Acquired with Deteriorated Credit Quality [Member] | Commercial Real Estate - Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	31,004	31,167
Receivables Acquired with Deteriorated Credit Quality [Member] | Commercial Real Estate - Non-Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	19,575	28,869
Receivables Acquired with Deteriorated Credit Quality [Member] | Raw Land and Lots [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	6,055	7,427
Receivables Acquired with Deteriorated Credit Quality [Member] | Single Family Investment Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	16,299	16,879
Receivables Acquired with Deteriorated Credit Quality [Member] | Commercial and Industrial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	3,338	3,855
Receivables Acquired with Deteriorated Credit Quality [Member] | Other Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans acquired with a deterioration of credit quality	$ 1,794	$ 2,256