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Appcito Acquisition - Purchase Price Allocation (Details) - USD ($) $ in Thousands | Jun. 30, 2016 | Jun. 23, 2016 | Dec. 31, 2015 | Jun. 30, 2015 | Dec. 31, 2014
--- | --- | --- | --- | --- | ---
Business Acquisition [Line Items] |  |  |  |  |
Goodwill | $ 1,307 |  | $ 72 | $ 72 | $ 72
Appcito, Inc. |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Developed technology |  | $ 5,050 |  |  |
Goodwill |  | 1,235 |  |  |
Other tangible assets |  | 58 |  |  |
Total assets acquired |  | $ 6,343 |  |  |

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