SIGNIFICANT CUSTOMERS AND EXPORT SALES (International Sales) (Details) - Sales Revenue, Goods, Net [Member] - Geographic Concentration Risk [Member]	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Revenue from External Customers [Line Items]
Concentration risk, percentage of total net revenues	95.00%	95.00%	95.00%	95.00%
CHINA
Revenue from External Customers [Line Items]
Concentration risk, percentage of total net revenues	51.00%	48.00%	49.00%	46.00%
TAIWAN, PROVINCE OF CHINA
Revenue from External Customers [Line Items]
Concentration risk, percentage of total net revenues	14.00%	16.00%	13.00%	16.00%
KOREA, REPUBLIC OF
Revenue from External Customers [Line Items]
Concentration risk, percentage of total net revenues	8.00%	10.00%	10.00%	10.00%
Western Europe Excluding Germany
Revenue from External Customers [Line Items]
Concentration risk, percentage of total net revenues	11.00%	10.00%	11.00%	11.00%
Japan [Member]
Revenue from External Customers [Line Items]
Concentration risk, percentage of total net revenues	6.00%	5.00%	6.00%	6.00%
Germany [Member]
Revenue from External Customers [Line Items]
Concentration risk, percentage of total net revenues	2.00%	2.00%	2.00%	2.00%
Other [Member]
Revenue from External Customers [Line Items]
Concentration risk, percentage of total net revenues	3.00%	4.00%	4.00%	4.00%