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Accumulated Other Comprehensive Loss (Tables) | 6 Months Ended
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Jun. 30, 2013
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Summary of Changes in Accumulated Other Comprehensive Loss by Component | The following table sets forth the changes in accumulated other comprehensive loss by component for the three months ended June 30, 2013:
|  | Unrealized Gain on Other Available-for-Sale Securities |  |  | Foreign Currency Translation |  |  | Total |
Beginning balance |  | $ | 83 |  |  | $ | (39,571 | ) |  | $ | (39,488 | )
Other comprehensive income (loss) before reclassifications |  |  | 342 |  |  |  | 4,056 |  |  |  | 4,398 |
Amounts reclassified from accumulated other comprehensive loss |  |  | — |  |  |  | — |  |  |  | — |
Net current-period other comprehensive income (loss) |  |  | 342 |  |  |  | 4,056 |  |  |  | 4,398 |
Ending balance |  | $ | 425 |  |  | $ | (35,515 | ) |  | $ | (35,090 | )

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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=28358780&loc=SL7669686-108580 + Details
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