RESEARCH AND DEVELOPMENT EXPENSES (Schedule of Research And Development) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
RESEARCH AND DEVELOPMENT EXPENSES [Abstract]      
Research and development $ 21,255 $ 25,244 $ 15,556
Less: research and development grants (12,097) (13,617) (6,675)
Research and development, net $ 9,158 $ 11,627 $ 8,881