LOANS AND ALLOWANCE (Details 2) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Dec. 31, 2013
Allowance for loan losses
Balance at the beginning of the period	$ 23,867	$ 28,002	$ 27,609	$ 32,227
Provision charged to expense		1,000	1,500	3,734
Losses charged off	(1,491)	(1,987)	(9,043)	(10,459)
Recoveries	2,173	834	4,483	2,347
Balance at the end of the period	24,549	27,849	24,549	27,849
Allowance for loan losses
Ending Balance individually evaluated for impairment	1,783		1,783		1,287
Ending Balance collectively evaluated for impairment	22,766		22,766		26,322
Total ending allowance balance	24,549	27,849	24,549	27,849
Loans
Ending Balance individually evaluated for impairment	35,054		35,054		33,122
Ending Balance collectively evaluated for impairment	1,718,170		1,718,170		1,638,804
Total ending loan balance excluding accrued interest	1,753,224		1,753,224		1,671,926
Accrued interest	5,108		5,108		5,043
Commercial
Allowance for loan losses
Balance at the beginning of the period	3,201	3,635	3,291	3,894
Provision charged to expense	(685)	(121)	(699)	366
Losses charged off	(17)	(91)	(166)	(1,058)
Recoveries	975	41	1,048	262
Balance at the end of the period	3,474	3,464	3,474	3,464
Allowance for loan losses
Ending Balance individually evaluated for impairment	12		12		13
Ending Balance collectively evaluated for impairment	3,462		3,462		3,278
Total ending allowance balance	3,474	3,464	3,474	3,464
Loans
Ending Balance individually evaluated for impairment	537		537		300
Ending Balance collectively evaluated for impairment	277,446		277,446		210,401
Total ending loan balance excluding accrued interest	277,983		277,983		210,701
Commercial Real Estate
Allowance for loan losses
Balance at the beginning of the period	16,994	20,108	20,210	24,157
Provision charged to expense	(548)	175	(548)	506
Losses charged off	(131)	(584)	(4,786)	(5,270)
Recoveries	673	258	2,112	564
Balance at the end of the period	16,988	19,957	16,988	19,957
Allowance for loan losses
Ending Balance individually evaluated for impairment	1,676		1,676		1,167
Ending Balance collectively evaluated for impairment	15,312		15,312		19,043
Total ending allowance balance	16,988	19,957	16,988	19,957
Loans
Ending Balance individually evaluated for impairment	24,232		24,232		21,240
Ending Balance collectively evaluated for impairment	741,739		741,739		745,769
Total ending loan balance excluding accrued interest	765,971		765,971		767,009
Residential
Allowance for loan losses
Balance at the beginning of the period	3,110	3,459	3,409	3,180
Provision charged to expense	464	288	1,427	1,659
Losses charged off	(548)	(448)	(1,925)	(1,767)
Recoveries	183	148	298	375
Balance at the end of the period	3,209	3,447	3,209	3,447
Allowance for loan losses
Ending Balance individually evaluated for impairment	95		95		105
Ending Balance collectively evaluated for impairment	3,114		3,114		3,304
Total ending allowance balance	3,209	3,447	3,209	3,447
Loans
Ending Balance individually evaluated for impairment	10,167		10,167		10,797
Ending Balance collectively evaluated for impairment	654,412		654,412		637,213
Total ending loan balance excluding accrued interest	664,579		664,579		648,010
Consumer
Allowance for loan losses
Balance at the beginning of the period	562	800	699	996
Provision charged to expense	769	658	1,320	1,203
Losses charged off	(795)	(864)	(2,166)	(2,364)
Recoveries	342	387	1,025	1,146
Balance at the end of the period	878	981	878	981
Allowance for loan losses
Ending Balance individually evaluated for impairment					2
Ending Balance collectively evaluated for impairment	878		878		697
Total ending allowance balance	878	981	878	981
Loans
Ending Balance individually evaluated for impairment	118		118		785
Ending Balance collectively evaluated for impairment	44,573		44,573		45,421
Total ending loan balance excluding accrued interest	$ 44,691		$ 44,691		$ 46,206