SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Accumulated Other Comprehensive Income) (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance		$ (1,136)	$ (470)	$ (293)
Other comprehensive income (loss) before reclassifications		(840)	(744)	(234)
Amounts reclassified from accumulated other comprehensive income (loss)		125	78	57
Total other comprehensive loss		(715)	(666)	(177)
Ending balance		(1,851)	(1,136)	(470)
Unrealized Gains and Losses on Available-for-Sale Securities [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance		83	210	138
Other comprehensive income (loss) before reclassifications		(180)	(127)	72
Amounts reclassified from accumulated other comprehensive income (loss)		0	0	0
Total other comprehensive loss		(180)	(127)	72
Ending balance		(97)	83	210
Defined Benefit Pension Items [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance		(1,240)	(780)	(560)
Other comprehensive income (loss) before reclassifications		(469)	(538)	(277)
Amounts reclassified from accumulated other comprehensive income (loss)	[1]	125	78	57
Total other comprehensive loss		(344)	(460)	(220)
Ending balance		(1,584)	(1,240)	(780)
Foreign Currency Items [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance		21	100	129
Other comprehensive income (loss) before reclassifications		(191)	(79)	(29)
Amounts reclassified from accumulated other comprehensive income (loss)		0	0	0
Total other comprehensive loss		(191)	(79)	(29)
Ending balance		$ (170)	$ 21	$ 100

[1] This component of accumulated other comprehensive income (loss) is included in the computation of net periodic pension cost for the years ended December 31, 2015, 2014 and 2013.