LOANS AND ALLOWANCE (Details 2) - USD ($) $ in Thousands			3 Months Ended		9 Months Ended
	Sep. 30, 2015	Dec. 31, 2014	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Dec. 31, 2014
Allowance for loan losses
Balance at the beginning of the period			$ 22,473	$ 23,867	$ 23,250	$ 27,609
Provision charged to expense			800		800	1,500
Losses charged off			(2,351)	(1,491)	(5,620)	(9,043)
Recoveries			1,101	2,173	3,593	4,483
Balance at the end of the period	$ 22,023	$ 23,250	22,023	24,549	22,023	24,549
Allowance for loan losses
Ending Balance individually evaluated for impairment							$ 1,629	$ 1,050
Ending Balance collectively evaluated for impairment							20,394	22,200
Total ending allowance balance	22,023	23,250	22,473	23,867	23,250	27,609	22,023	23,250
Loans
Ending Balance individually evaluated for impairment							19,808	36,309
Ending Balance collectively evaluated for impairment							2,061,684	1,921,456
Total ending loan balance excluding accrued interest							2,081,492	1,957,765
Accrued interest							6,128	5,605
Allowance that includes a probability of default for subject loans	1,723	2,426
Commercial
Allowance for loan losses
Balance at the beginning of the period			5,394	3,201	2,977	3,291
Provision charged to expense			1,331	(685)	3,822	(699)
Losses charged off			(773)	(17)	(900)	(166)
Recoveries			246	975	299	1,048
Balance at the end of the period	6,198	2,977	6,198	3,474	6,198	3,474
Allowance for loan losses
Ending Balance individually evaluated for impairment							259	162
Ending Balance collectively evaluated for impairment							5,939	2,815
Total ending allowance balance	6,198	2,977	5,394	3,201	2,977	3,291	6,198	2,977
Loans
Ending Balance individually evaluated for impairment							1,155	705
Ending Balance collectively evaluated for impairment							417,372	321,725
Total ending loan balance excluding accrued interest							418,527	322,430
Commercial Real Estate
Allowance for loan losses
Balance at the beginning of the period			12,689	16,994	15,605	20,210
Provision charged to expense			(1,349)	(548)	(5,298)	(548)
Losses charged off			(101)	(131)	(538)	(4,786)
Recoveries			307	673	1,777	2,112
Balance at the end of the period	11,546	15,605	11,546	16,988	11,546	16,988
Allowance for loan losses
Ending Balance individually evaluated for impairment							1,198	705
Ending Balance collectively evaluated for impairment							10,348	14,900
Total ending allowance balance	11,546	15,605	12,689	16,994	15,605	20,210	11,546	15,605
Loans
Ending Balance individually evaluated for impairment							9,159	24,722
Ending Balance collectively evaluated for impairment							864,743	855,146
Total ending loan balance excluding accrued interest							873,902	879,868
Residential
Allowance for loan losses
Balance at the beginning of the period			3,264	3,110	3,501	3,409
Provision charged to expense			154	464	927	1,427
Losses charged off			(401)	(548)	(1,606)	(1,925)
Recoveries			71	183	266	298
Balance at the end of the period	3,088	3,501	3,088	3,209	3,088	3,209
Allowance for loan losses
Ending Balance individually evaluated for impairment							172	183
Ending Balance collectively evaluated for impairment							2,916	3,318
Total ending allowance balance	3,088	3,501	3,264	3,110	3,501	3,409	3,088	3,501
Loans
Ending Balance individually evaluated for impairment							9,375	10,662
Ending Balance collectively evaluated for impairment							725,733	698,833
Total ending loan balance excluding accrued interest							735,108	709,495
Consumer
Allowance for loan losses
Balance at the beginning of the period			1,126	562	1,167	699
Provision charged to expense			664	769	1,349	1,320
Losses charged off			(1,076)	(795)	(2,576)	(2,166)
Recoveries			477	342	1,251	1,025
Balance at the end of the period	1,191	1,167	1,191	878	1,191	878
Allowance for loan losses
Ending Balance collectively evaluated for impairment							1,191	1,167
Total ending allowance balance	$ 1,191	$ 1,167	$ 1,126	$ 562	$ 1,167	$ 699	1,191	1,167
Loans
Ending Balance individually evaluated for impairment							119	220
Ending Balance collectively evaluated for impairment							53,836	45,752
Total ending loan balance excluding accrued interest							$ 53,955	$ 45,972