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Accumulated Other Comprehensive (Loss) Income (Tables) | 6 Months Ended
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Jun. 30, 2013
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] |
Schedule of Accumulated Other Comprehensive Income (Loss) | The changes in accumulated other comprehensive (loss) income by component were as follows:
|  | Three Months Ended |  | Six Months Ended
|  | June 30, |  | June 30,
|  | 2013 | 2012 |  | 2013 | 2012
Foreign currency translation |  |  |  |  |  |
Balance at beginning of period |  | $ | (682 | ) | $ | 379 |  |  | $ | (419 | ) | $ | 345 |
Other comprehensive income (loss): |  |  |  |  |  |
Foreign currency translation adjustments (1) |  | 540 |  | 70 |  |  | 277 |  | 104 |
Balance at end of period |  | $ | (142 | ) | $ | 449 |  |  | $ | (142 | ) | $ | 449 |
Available-for-sale marketable securities |  |  |  |  |  |
Balance at beginning of period |  | $ | 27 |  | $ | 51 |  |  | $ | 27 |  | $ | 36 |
Other comprehensive income: |  |  |  |  |  |
Net unrealized holding gain (2) |  | (20 | ) | (41 | ) |  | (20 | ) | (17 | )
Deferred income taxes (2) |  | 8 |  | 15 |  |  | 8 |  | 6 |
Total other comprehensive income |  | (12 | ) | (26 | ) |  | (12 | ) | (11 | )
Balance at end of period |  | $ | 15 |  | $ | 25 |  |  | $ | 15 |  | $ | 25 |
Total accumulated other comprehensive (loss) income |  | $ | (127 | ) | $ | 474 |  |  | $ | (127 | ) | $ | 474 |
(1) | In all periods presented, there were no tax impacts related to rate changes and no amounts were reclassified to earnings.
(2) | In all periods presented, there were no realized holding gains or losses and therefore no amounts were reclassified to earnings.

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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=20435746&loc=SL7669686-108580 + Details
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