OTHER COMPREHENSIVE INCOME (LOSS) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Other Comprehensive Income (Loss) [Abstract]
Change in net unrealized gain during the period, tax expense (benefit)	$ 7	$ 19
Change in net unrealized gain during the period, after tax amount	8	24
Total defined benefit plans, tax expense (benefit)	191	(268)
Total other comprehensive income (loss), pre tax amount	459	(1,910)
Total other comprehensive income (loss), tax expense (benefit)	207	(860)
Total other comprehensive income (loss), after tax amount	252	(1,050)
Securities Held-To-Maturity and Transferred Securities [Member]
Other Comprehensive Income (Loss) [Abstract]
Change in non-credit component of OTTI, pre-tax amount	8	8
Change in non-credit component of OTTI, tax expense (benefit)	4	4
Change in non-credit component of OTTI, after tax amount	4	4
Change in unrealized loss on securities transferred to held to maturity, pre-tax amount	11	24
Change in unrealized loss on securities transferred to held to maturity, tax expense (benefit)	5	11
Change in unrealized loss on securities transferred to held to maturity, after tax amount	6	13
Total Securities held to maturity and transferred securities, pre-tax amount	19	32
Total securities held to maturity and transferred securities, tax expense (benefit)	9	15
Total securities held to maturity and transferred securities, after tax amount	10	17
Securities Available-For-Sale [Member]
Other Comprehensive Income (Loss) [Abstract]
Change in net unrealized gain during the period, pre-tax, pre-tax amount	15	43
Change in net unrealized gain during the period, tax expense (benefit)	7	19
Change in net unrealized gain during the period, after tax amount	8	24
Total securities available-for-sale, pre-tax amount	15	(1,345)
Total securities available-for-sale, tax expense (benefit)	7	(607)
Total securities available-for-sale, after tax amount	8	(738)
Defined Benefit Plans [Member]
Other Comprehensive Income (Loss) [Abstract]
Change in the net actuarial gain or loss, pre-tax amount	0	(1,064)
Change in the net actuarial gain or loss, tax expense (benefit)	0	(478)
Change in the net actuarial gain or loss, after tax amount	0	(586)
Total defined benefit plans, pre-tax amount	425	(597)
Total defined benefit plans, tax expense (benefit)	191	(268)
Total defined benefit plans, after tax amount	234	(329)
Reclassification out of Accumulated Other Comprehensive Income (Loss) [Member] | Securities Available-For-Sale [Member]
Other Comprehensive Income (Loss) [Abstract]
Reclassification adjustment for net (loss) gains included in net gain on securities and other assets, pre-tax amount		(1,388)
Reclassification adjustment for net (loss) gains included in net gain on securities and other assets, tax expense (benefit)		(626)
Reclassification adjustment for net (loss) gains included in net gain on securities and other assets, after tax amount		(762)
Reclassification out of Accumulated Other Comprehensive Income (Loss) [Member] | Defined Benefit Plans [Member]
Other Comprehensive Income (Loss) [Abstract]
Reclassification adjustment for expense included in salaries and employee benefits expense, pre-tax amount	425	467
Reclassification adjustment for expense included in salaries and employee benefits expense, tax expense (benefit)	191	210
Reclassification adjustment for expense included in salaries and employee benefits expense, after tax amount	$ 234	$ 257