XML 27 R89.htm IDEA: XBRL DOCUMENT v2.4.0.6
Segment Information (Details 3) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Dec. 31, 2011
Property and equipment, net    
Property and equipment, net (note 6) $ 43,802 $ 34,754
United States [Member]
   
Property and equipment, net    
Property and equipment, net (note 6) 36,255 30,138
All other countries [Member]
   
Property and equipment, net    
Property and equipment, net (note 6) $ 7,547 $ 4,616