RELATED PARTY TRANSACTIONS (Summary of Related Party Transaction (Details)) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
RELATED PARTY TRANSACTION [Line Items]      
Revenues $ 56,239 $ 22,136 $ 856
Vimicro Qingdao [Member]      
RELATED PARTY TRANSACTION [Line Items]      
Revenues       333
Zhongtianxin [Member]      
RELATED PARTY TRANSACTION [Line Items]      
Revenues 55,962 21,308   
Cost of revenues 1,416 3,721   
Tianjin SAMC [Member]      
RELATED PARTY TRANSACTION [Line Items]      
Revenues $ 277 $ 828 $ 523