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Business Combination - Pro Forma Information (Details) - OMT, Inc. - USD ($) $ / shares in Units, $ in Thousands |  | 3 Months Ended | 6 Months Ended
--- | --- | --- | ---
Jan. 07, 2016 | Jun. 30, 2016 | Jun. 30, 2015 | Jun. 30, 2016 | Jun. 30, 2015
Business Acquisition [Line Items] |  |  |  |  |
Revenue |  | $ 19,521 | $ 19,818 | $ 51,645 | $ 36,971
Net (loss) income |  | $ (6,170) | $ 19,483 | $ 2,758 | $ 18,166
Basic (loss) income per share (in USD per share): |  | $ (0.30) | $ 0.99 | $ 0.13 | $ 0.92
Diluted (loss) income per share (in USD per share): |  | $ (0.30) | $ 0.92 | $ 0.12 | $ 0.87
Pro forma adjustment for share-based compensation expense of OMT |  |  | $ 300 |  | $ 600
Pro forma adjustment for additional intangible amortization expense |  |  | 2,100 |  | 4,200
Pro forma adjustment for platform license fee paid |  |  | $ 3,000 |  | $ 3,000
Pro forma adjustment for license revenue recognized by OMT in the current period prior to the acquisition | $ 2,500 |  |  |  |

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