LOANS (Details 2) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
Past Due and Nonaccrual Loans
>90 Days Past Due and Accruing	$ 1,072	$ 1,027
Nonaccrual Including 90 Days or More Past Due	1,257	1,241
Total Past Due and Nonaccrual	7,005	4,424
Current	2,645,953	2,591,781
Total Loans	2,652,958	2,596,205
30-59 Days Past Due
Past Due and Nonaccrual Loans
Total Past Due and Nonaccrual	4,631	2,156
60-89 Days Past Due
Past Due and Nonaccrual Loans
Total Past Due and Nonaccrual	45
Commercial real estate | Mortgage loans
Past Due and Nonaccrual Loans
Total Loans	1,030,094	1,016,983
Commercial real estate | Mortgage loans | Owner occupied
Past Due and Nonaccrual Loans
>90 Days Past Due and Accruing	507	467
Nonaccrual Including 90 Days or More Past Due	171	184
Total Past Due and Nonaccrual	1,559	873
Current	426,480	423,342
Total Loans	428,039	424,215
Commercial real estate | Mortgage loans | Owner occupied | 30-59 Days Past Due
Past Due and Nonaccrual Loans
Total Past Due and Nonaccrual	881	222
Commercial real estate | Mortgage loans | Owner occupied | 60-89 Days Past Due
Past Due and Nonaccrual Loans
Total Past Due and Nonaccrual
Commercial real estate | Mortgage loans | Non-owner occupied
Past Due and Nonaccrual Loans
Total Past Due and Nonaccrual	1,191
Current	600,864	592,768
Total Loans	602,055	592,768
Commercial real estate | Mortgage loans | Non-owner occupied | 30-59 Days Past Due
Past Due and Nonaccrual Loans
Total Past Due and Nonaccrual	1,191
Multi-Family | Mortgage loans
Past Due and Nonaccrual Loans
Total Past Due and Nonaccrual	443
Current	534,852	518,146
Total Loans	535,295	518,146
Multi-Family | Mortgage loans | 30-59 Days Past Due
Past Due and Nonaccrual Loans
Total Past Due and Nonaccrual	443
Multi-Family | Mortgage loans | 60-89 Days Past Due
Past Due and Nonaccrual Loans
Total Past Due and Nonaccrual
Residential real estate | Mortgage loans
Past Due and Nonaccrual Loans
Total Loans	443,062	439,653
Residential real estate | Mortgage loans | Residential mortgage
Past Due and Nonaccrual Loans
Nonaccrual Including 90 Days or More Past Due	758	770
Total Past Due and Nonaccrual	1,733	2,002
Current	374,181	372,516
Total Loans	375,914	374,518
Residential real estate | Mortgage loans | Residential mortgage | 30-59 Days Past Due
Past Due and Nonaccrual Loans
Total Past Due and Nonaccrual	975	1,232
Residential real estate | Mortgage loans | Residential mortgage | 60-89 Days Past Due
Past Due and Nonaccrual Loans
Total Past Due and Nonaccrual
Residential real estate | Mortgage loans | Home equity
Past Due and Nonaccrual Loans
>90 Days Past Due and Accruing	246	238
Nonaccrual Including 90 Days or More Past Due	262	265
Total Past Due and Nonaccrual	757	1,035
Current	66,391	64,100
Total Loans	67,148	65,135
Residential real estate | Mortgage loans | Home equity | 30-59 Days Past Due
Past Due and Nonaccrual Loans
Total Past Due and Nonaccrual	249	532
Residential real estate | Mortgage loans | Home equity | 60-89 Days Past Due
Past Due and Nonaccrual Loans
Total Past Due and Nonaccrual
Commercial and Industrial
Past Due and Nonaccrual Loans
Total Loans	541,940	524,450
Commercial and Industrial | Secured
Past Due and Nonaccrual Loans
>90 Days Past Due and Accruing	209	204
Total Past Due and Nonaccrual	500	231
Current	108,397	109,003
Total Loans	108,897	109,234
Commercial and Industrial | Secured | 30-59 Days Past Due
Past Due and Nonaccrual Loans
Total Past Due and Nonaccrual	291	27
Commercial and Industrial | Secured | 60-89 Days Past Due
Past Due and Nonaccrual Loans
Total Past Due and Nonaccrual
Commercial and Industrial | Unsecured
Past Due and Nonaccrual Loans
>90 Days Past Due and Accruing	110	118
Nonaccrual Including 90 Days or More Past Due	65	22
Total Past Due and Nonaccrual	806	255
Current	432,237	414,961
Total Loans	433,043	415,216
Commercial and Industrial | Unsecured | 30-59 Days Past Due
Past Due and Nonaccrual Loans
Total Past Due and Nonaccrual	586	115
Commercial and Industrial | Unsecured | 60-89 Days Past Due
Past Due and Nonaccrual Loans
Total Past Due and Nonaccrual	45
Real estate construction and land loans
Past Due and Nonaccrual Loans
Current	85,704	80,605
Total Loans	85,704	80,605
Real estate construction and land loans | 30-59 Days Past Due
Past Due and Nonaccrual Loans
Total Past Due and Nonaccrual
Real estate construction and land loans | 60-89 Days Past Due
Past Due and Nonaccrual Loans
Total Past Due and Nonaccrual
Installment/consumer loans
Past Due and Nonaccrual Loans
Nonaccrual Including 90 Days or More Past Due	1
Total Past Due and Nonaccrual	16	28
Current	16,847	16,340
Total Loans	16,863	16,368
Installment/consumer loans | 30-59 Days Past Due
Past Due and Nonaccrual Loans
Total Past Due and Nonaccrual	15	28
Installment/consumer loans | 60-89 Days Past Due
Past Due and Nonaccrual Loans
Total Past Due and Nonaccrual