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Balance Sheet Details - Schedule of Acquired Intangible Assets by Major Asset Class (Detail) $ in Thousands | 12 Months Ended
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Dec. 31, 2016 USD ($)
Finite-Lived Intangible Assets [Line Items] |
Gross | $ 1,353
Accumulated amortization | (197)
Net book value before impairment | 1,156
Impairment charge | (411)
Net book value | 745
Purchased Technology [Member] |
Finite-Lived Intangible Assets [Line Items] |
Gross | 265
Accumulated amortization | (32)
Net book value before impairment | 233
Net book value | $ 233
Purchased Technology [Member] | Minimum [Member] |
Finite-Lived Intangible Assets [Line Items] |
Useful life | 5 years
Purchased Technology [Member] | Maximum [Member] |
Finite-Lived Intangible Assets [Line Items] |
Useful life | 6 years
Customer Relationships [Member] |
Finite-Lived Intangible Assets [Line Items] |
Gross | $ 999
Accumulated amortization | (147)
Net book value before impairment | 852
Impairment charge | (411)
Net book value | $ 441
Customer Relationships [Member] | Minimum [Member] |
Finite-Lived Intangible Assets [Line Items] |
Useful life | 3 years
Customer Relationships [Member] | Maximum [Member] |
Finite-Lived Intangible Assets [Line Items] |
Useful life | 6 years
Trademarks/Trade Names [Member] |
Finite-Lived Intangible Assets [Line Items] |
Useful life | 2 years
Gross | $ 38
Accumulated amortization | (9)
Net book value before impairment | 29
Net book value | $ 29
Non-Compete [Member] |
Finite-Lived Intangible Assets [Line Items] |
Useful life | 3 years
Gross | $ 51
Accumulated amortization | (9)
Net book value before impairment | 42
Net book value | $ 42

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- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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