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Accumulated Other Comprehensive Loss (Tables) | 12 Months Ended
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Dec. 31, 2019
Accumulated Other Comprehensive Loss [Abstract] |
Components of Accumulated Other Comprehensive Loss, Net of Tax | The components of accumulated other comprehensive loss, net of tax, are as follows:
|  | Foreign currency translation adjustments |  |  | Net unrealized (gains) losses on marketable securities |  |  | Accumulated other comprehensive loss (income) |
Balance at December 31, 2017 |  | $ | 1,079 |  |  | $ | 126 |  |  | $ | 1,205 |
Net current period other comprehensive loss |  |  | 194 |  |  |  | (136 | ) |  |  | 58 |
Reclassifications |  |  | — |  |  |  | — |  |  |  | — |
Balance at December 31, 2018 |  |  | 1,273 |  |  |  | (10 | ) |  |  | 1,263 |
Net current period other comprehensive income |  |  | (709 | ) |  |  | 44 |  |  |  | (665 | )
Reclassifications |  |  | — |  |  |  | — |  |  |  | — |
Balance at December 31, 2019 |  | $ | 564 |  |  | $ | 34 |  |  | $ | 598 |

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- Definition Accumulated Other Comprehensive Loss [Abstract] + References No definition available. + Details
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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=118930883&loc=SL7669686-108580 + Details
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