SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Changes in Accumulated Other Comprehensive Income (Loss)) (Details) - USD ($) $ in Thousands	3 Months Ended				9 Months Ended
	Sep. 30, 2015		Sep. 30, 2014		Sep. 30, 2015		Sep. 30, 2014
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	$ (1,167)		$ (190)		$ (1,136)		$ 470
Other comprehensive income (loss) before reclassifications	60		(299)		1		(49)
Amounts reclassified from accumulated other comprehensive income	(64)		(15)		(92)		(45)
Net-current period other comprehensive income (loss)	124		(284)		93		(4)
Ending balance	(1,043)		(474)		(1,043)		(474)
Accumulated Net Unrealized Investment Gain (Loss) [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	46		449		83		210
Other comprehensive income (loss) before reclassifications	20		(246)		(17)		(7)
Amounts reclassified from accumulated other comprehensive income	0		0		0		0
Net-current period other comprehensive income (loss)	20		(246)		(17)		(7)
Ending balance	66		203		66		203
Accumulated Defined Benefit Plans Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	(1,212)		(750)		(1,240)		(780)
Other comprehensive income (loss) before reclassifications	0		0		0		0
Amounts reclassified from accumulated other comprehensive income	(64)	[1]	(15)	[1]	(92)	[2]	(45)	[2]
Net-current period other comprehensive income (loss)	64		15		92		45
Ending balance	(1,148)		(735)		(1,148)		(735)
Accumulated Translation Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	(1)		111		21		100
Other comprehensive income (loss) before reclassifications	40		(53)		18		(42)
Amounts reclassified from accumulated other comprehensive income	0		0		0		0
Net-current period other comprehensive income (loss)	40		(53)		18		(42)
Ending balance	$ 39		$ 58		$ 39		$ 58

[1] This component of accumulated other comprehensive income is included in the computation of net periodic pension cost for the three months ended September 30, 2015 and 2014.

[2] This component of accumulated other comprehensive income is included in the computation of net periodic pension cost for the nine months ended September 30, 2015 and 2014.