Consolidated Financial Statements Details - Summary of Net Revenues (Detail) - USD ($) $ in Thousands |
12 Months Ended | |
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Dec. 31, 2017 |
Dec. 31, 2016 |
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| Revenue Recognition, Multiple-deliverable Arrangements [Line Items] | ||
| Total net revenues | $ 14,413 | $ 8,911 |
| Media Agency Revenues [Member] | ||
| Revenue Recognition, Multiple-deliverable Arrangements [Line Items] | ||
| Total net revenues | 12,949 | 8,404 |
| AI Platform Revenues [Member] | ||
| Revenue Recognition, Multiple-deliverable Arrangements [Line Items] | ||
| Total net revenues | $ 1,464 | $ 507 |
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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