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Other comprehensive income (loss) and accumulated other comprehensive items (Tables) | 9 Months Ended
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Sep. 30, 2016
Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract] |
Summary of other comprehensive income (loss) and the changes in accumulated other comprehensive items | The following tables summarize other comprehensive income (loss) and the changes in accumulated other comprehensive items for the three and nine months ended September 30, 2016:
|  | Unrealized Gains/(Losses) On Marketable Securities, net of tax |  | Foreign Currency Translation |  | Total Accumulated Other Comprehensive Items
Balance at June 30, 2016 |  | $ | 29 |  |  | $ | 856 |  |  | $ | 885 |
Other comprehensive (loss) income before reclassifications |  | (189 | ) |  | 60 |  |  | (129 | )
Amounts reclassified from other comprehensive items |  | — |  |  | — |  |  | — |
Other comprehensive (loss) income |  | (189 | ) |  | 60 |  |  | (129 | )
Balance at September 30, 2016 |  | $ | (160 | ) |  | $ | 916 |  |  | $ | 756 |
|  | Unrealized Gains/(Losses) On Marketable Securities, net of tax |  | Foreign Currency Translation |  | Total Accumulated Other Comprehensive Items
Balance at December 31, 2015 |  | $ | (589 | ) |  | $ | (611 | ) |  | $ | (1,200 | )
Other comprehensive income before reclassifications |  | 429 |  |  | 1,527 |  |  | 1,956 |
Amounts reclassified from other comprehensive items |  | — |  |  | — |  |  | — |
Other comprehensive income |  | 429 |  |  | 1,527 |  |  | 1,956 |
Balance at September 30, 2016 |  | $ | (160 | ) |  | $ | 916 |  |  | $ | 756 |

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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=36458714&loc=SL7669686-108580 + Details
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