Balance Sheet Components - Schedule of Changes in Carrying Amount of Goodwill (Details) $ in Thousands |
3 Months Ended |
|---|---|
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Mar. 31, 2018
USD ($)
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| Goodwill And Intangible Assets Disclosure [Abstract] | |
| Balance as of December 31, 2017 | $ 2,363 |
| Translation adjustment | 67 |
| Balance as of March 31, 2018 | $ 2,430 |
| X | ||||||||||
- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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