EMPLOYEE BENEFIT PLANS (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Supplemental Executive Retirement Plan
Net periodic benefit cost
Service cost		$ 77	$ 67	$ 154	$ 134
Interest cost		106	114	212	228
Recognized net actuarial loss		54	35	108	70
Recognized prior service cost		5	5	10	10
Net period benefit cost	[1]	242	221	484	442
Other Postretirement Benefit Plan
Net periodic benefit cost
Service cost		15	11	30	22
Interest cost		29	33	58	66
Recognized net actuarial loss		6	2	12	4
Recognized prior service cost		(6)	(10)	(12)	(10)
Net period benefit cost	[1]	$ 44	$ 36	$ 88	$ 82

[1] (1) Presented within the consolidated statements of income within salaries and employee benefits.