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CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 2012
Net loss $ (4,906) $ (36,769) $ (15,361) $ (38,045)
Other comprehensive income (loss), net of tax:        
Foreign currency translation adjustments 146 (56) 211 (73)
Unrealized gain (loss) on short-term investments, net of tax (151) (14) (120) 26
Other comprehensive income (loss), net of tax (5) (70) 91 (47)
Total comprehensive loss, net of tax $ (4,911) $ (36,839) $ (15,270) $ (38,092)