INVENTORIES (Narrative) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
INVENTORIES [Abstract]    
Consignment inventories included in finished goods $ 7,438 $ 2,524
Inventory reserve 3,971 3,793
Cost of revenue of sold inventories which purchased from related parties $ 1,608 $ 308