XML 17 R25.htm IDEA: XBRL DOCUMENT v2.4.0.8
Schedule of Tax Effects Allocated to Each Component of Other Comprehensive Income (Loss) (Detail) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Components Of Other Comprehensive Income Loss [Line Items]        
Foreign currency translation adjustment $ 8,562 $ (8,377) $ (652) $ (13,440)
Unrealized loss on available-for-sale securities (14) (17) (12) (3)
Income tax benefit (5) (6) (4)  
Unrealized loss on available-for-sale securities, net of tax (9) (11) (8) (3)
Other comprehensive income (loss) $ 8,553 $ (8,388) $ (660) $ (13,443)