LOANS AND ALLOWANCE FOR LOAN LOSSES (Impaired Loans Individually Evaluated for Impairment by Class) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Impaired loans individually evaluated for impairment, by class
Loans without a specific allowance, Recorded Investment	$ 101,316	$ 95,315
Loans without a specific allowance, Unpaid Principal Balance	109,728	100,032
Loans without a specific allowance, YTD Average Investment	109,502	108,847
Loans without a specific allowance, Interest Income Recognized	4,589	3,653
Loans with a specific allowance, Recorded Investment	30,864	17,306
Loans with a specific allowance, Unpaid Principal Balance	31,127	18,652
Loans with a specific allowance, Related Allowance	4,531	1,963
Loans with a specific allowance, YTD Average Investment	31,682	19,632
Loans with a specific allowance, Interest Income Recognized	1,282	668
Recorded Investment	132,180	112,621
Unpaid Principal Balance	140,855	118,684
Year to Date Average Investment	141,184	128,479	166,800
Interest Income Recognized	5,871	4,321	6,600
Commercial Construction [Member]
Impaired loans individually evaluated for impairment, by class
Loans without a specific allowance, Recorded Investment	5,281	10,520
Loans without a specific allowance, Unpaid Principal Balance	5,367	10,523
Loans without a specific allowance, YTD Average Investment	5,755	9,073
Loans without a specific allowance, Interest Income Recognized	165	282
Loans with a specific allowance, Recorded Investment	570	357
Loans with a specific allowance, Unpaid Principal Balance	570	692
Loans with a specific allowance, Related Allowance	51	135
Loans with a specific allowance, YTD Average Investment	506	1,136
Loans with a specific allowance, Interest Income Recognized	13	9
Commercial Real Estate - Owner Occupied [Member]
Impaired loans individually evaluated for impairment, by class
Loans without a specific allowance, Recorded Investment	15,722	4,281
Loans without a specific allowance, Unpaid Principal Balance	16,430	4,648
Loans without a specific allowance, YTD Average Investment	16,774	4,845
Loans without a specific allowance, Interest Income Recognized	737	206
Loans with a specific allowance, Recorded Investment	5,951	3,797
Loans with a specific allowance, Unpaid Principal Balance	5,999	3,937
Loans with a specific allowance, Related Allowance	355	284
Loans with a specific allowance, YTD Average Investment	5,946	4,000
Loans with a specific allowance, Interest Income Recognized	280	181
Commercial Real Estate - Non-Owner Occupied [Member]
Impaired loans individually evaluated for impairment, by class
Loans without a specific allowance, Recorded Investment	22,917	15,012
Loans without a specific allowance, Unpaid Principal Balance	22,917	15,100
Loans without a specific allowance, YTD Average Investment	23,209	15,288
Loans without a specific allowance, Interest Income Recognized	1,116	572
Loans with a specific allowance, Recorded Investment	10,575	549
Loans with a specific allowance, Unpaid Principal Balance	10,572	597
Loans with a specific allowance, Related Allowance	2,017	76
Loans with a specific allowance, YTD Average Investment	10,823	616
Loans with a specific allowance, Interest Income Recognized	474	40
Raw Land and Lots [Member]
Impaired loans individually evaluated for impairment, by class
Loans without a specific allowance, Recorded Investment	44,790	52,259
Loans without a specific allowance, Unpaid Principal Balance	47,662	52,551
Loans without a specific allowance, YTD Average Investment	47,988	61,606
Loans without a specific allowance, Interest Income Recognized	2,124	2,024
Loans with a specific allowance, Recorded Investment	1,343	1,875
Loans with a specific allowance, Unpaid Principal Balance	1,373	1,905
Loans with a specific allowance, Related Allowance	98	83
Loans with a specific allowance, YTD Average Investment	1,472	1,985
Loans with a specific allowance, Interest Income Recognized	59	101
Single Family Investment Real Estate [Member]
Impaired loans individually evaluated for impairment, by class
Loans without a specific allowance, Recorded Investment	4,197	5,520
Loans without a specific allowance, Unpaid Principal Balance	4,881	6,021
Loans without a specific allowance, YTD Average Investment	6,534	6,396
Loans without a specific allowance, Interest Income Recognized	170	261
Loans with a specific allowance, Recorded Investment	4,125	3,389
Loans with a specific allowance, Unpaid Principal Balance	4,144	3,676
Loans with a specific allowance, Related Allowance	562	335
Loans with a specific allowance, YTD Average Investment	4,293	3,894
Loans with a specific allowance, Interest Income Recognized	159	114
Commercial and Industrial [Member]
Impaired loans individually evaluated for impairment, by class
Loans without a specific allowance, Recorded Investment	4,453	4,035
Loans without a specific allowance, Unpaid Principal Balance	7,933	6,835
Loans without a specific allowance, YTD Average Investment	5,070	7,083
Loans without a specific allowance, Interest Income Recognized	121	195
Loans with a specific allowance, Recorded Investment	2,938	2,722
Loans with a specific allowance, Unpaid Principal Balance	3,009	3,086
Loans with a specific allowance, Related Allowance	582	204
Loans with a specific allowance, YTD Average Investment	3,125	3,214
Loans with a specific allowance, Interest Income Recognized	138	84
Other Commercial [Member]
Impaired loans individually evaluated for impairment, by class
Loans without a specific allowance, Recorded Investment	1,536	55
Loans without a specific allowance, Unpaid Principal Balance	1,538	134
Loans without a specific allowance, YTD Average Investment	1,624	134
Loans without a specific allowance, Interest Income Recognized	90
Loans with a specific allowance, Recorded Investment	359	255
Loans with a specific allowance, Unpaid Principal Balance	378	269
Loans with a specific allowance, Related Allowance	32	35
Loans with a specific allowance, YTD Average Investment	442	254
Loans with a specific allowance, Interest Income Recognized	29	6
Mortgage [Member]
Impaired loans individually evaluated for impairment, by class
Loans without a specific allowance, Recorded Investment	1,571	1,361
Loans without a specific allowance, Unpaid Principal Balance	1,582	1,361
Loans without a specific allowance, YTD Average Investment	1,583	1,374
Loans without a specific allowance, Interest Income Recognized	58	60
Loans with a specific allowance, Recorded Investment	3,323	4,041
Loans with a specific allowance, Unpaid Principal Balance	3,375	4,147
Loans with a specific allowance, Related Allowance	481	660
Loans with a specific allowance, YTD Average Investment	3,381	4,183
Loans with a specific allowance, Interest Income Recognized	60	123
Consumer Construction [Member]
Impaired loans individually evaluated for impairment, by class
Loans with a specific allowance, Recorded Investment	375
Loans with a specific allowance, Unpaid Principal Balance	375
Loans with a specific allowance, Related Allowance	34
Loans with a specific allowance, YTD Average Investment	373
Loans with a specific allowance, Interest Income Recognized	19
Indirect Auto [Member]
Impaired loans individually evaluated for impairment, by class
Loans without a specific allowance, Recorded Investment		11
Loans without a specific allowance, Unpaid Principal Balance	6	19
Loans without a specific allowance, YTD Average Investment	4	26
Loans without a specific allowance, Interest Income Recognized
Indirect Marine [Member]
Impaired loans individually evaluated for impairment, by class
Loans without a specific allowance, Recorded Investment	201	495
Loans without a specific allowance, Unpaid Principal Balance	505	874
Loans without a specific allowance, YTD Average Investment	281	887
Loans without a specific allowance, Interest Income Recognized		42
Loans with a specific allowance, Recorded Investment	192
Loans with a specific allowance, Unpaid Principal Balance	192
Loans with a specific allowance, Related Allowance	5
Loans with a specific allowance, YTD Average Investment	199
Loans with a specific allowance, Interest Income Recognized	15
HELOCs [Member]
Impaired loans individually evaluated for impairment, by class
Loans without a specific allowance, Recorded Investment	559	1,604
Loans without a specific allowance, Unpaid Principal Balance	699	1,755
Loans without a specific allowance, YTD Average Investment	573	1,921
Loans without a specific allowance, Interest Income Recognized	8	11
Loans with a specific allowance, Recorded Investment	434
Loans with a specific allowance, Unpaid Principal Balance	434
Loans with a specific allowance, Related Allowance	4
Loans with a specific allowance, YTD Average Investment	436
Loans with a specific allowance, Interest Income Recognized	17
Other Consumer [Member]
Impaired loans individually evaluated for impairment, by class
Loans without a specific allowance, Recorded Investment	89	162
Loans without a specific allowance, Unpaid Principal Balance	208	211
Loans without a specific allowance, YTD Average Investment	107	214
Loans without a specific allowance, Interest Income Recognized
Loans with a specific allowance, Recorded Investment	679	321
Loans with a specific allowance, Unpaid Principal Balance	706	343
Loans with a specific allowance, Related Allowance	310	151
Loans with a specific allowance, YTD Average Investment	686	350
Loans with a specific allowance, Interest Income Recognized	$ 19	$ 10

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Average amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 15

-Subparagraph (c)(1)

-URI http://asc.fasb.org/extlink&oid=28368275&loc=d3e5212-111524

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

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-Section 50

-Paragraph 17

-URI http://asc.fasb.org/extlink&oid=28368275&loc=d3e5258-111524

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