Consolidated Financial Statements Details - Additional Information (Detail) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2017 |
Dec. 31, 2016 |
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| Condensed Financial Statements, Captions [Line Items] | ||
| Depreciation Expense | $ 52 | $ 32 |
| Amortization Expense | 193 | 119 |
| Capitalized software, net | 128 | 321 |
| Gross media placements | 113,513 | 75,074 |
| Cost of revenues | 1,070 | 1,577 |
| Amortization of deferred debt discounts and issuance costs | 3,740 | 3,604 |
| Convertible Notes Payable [Member] | ||
| Condensed Financial Statements, Captions [Line Items] | ||
| Amortization of deferred debt discounts and issuance costs | 3,740 | 3,603 |
| Billed Revenues [Member] | ||
| Condensed Financial Statements, Captions [Line Items] | ||
| Gross media placements | 95,989 | 64,923 |
| Netted Against Billings [Member] | ||
| Condensed Financial Statements, Captions [Line Items] | ||
| Cost of revenues | $ 83,040 | $ 56,519 |
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- Definition Amount of amortization expense attributable to debt discount (premium) and debt issuance costs. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of expense for amortization of capitalized computer software costs. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The carrying amount of capitalized computer software costs net of accumulated amortization as of the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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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 The aggregate cost of goods produced and sold and services rendered during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Disclosure of gross transaction volume for revenues which are reported net. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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