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The Company and Basis of Presentation - Additional Information (Details) $ in Thousands |  | 3 Months Ended |
--- | --- | --- | ---
Aug. 24, 2016 | Mar. 31, 2017 USD ($) market segment | Dec. 31, 2016 USD ($)
Organization Consolidation And Presentation Of Financial Statements [Abstract] |  |  |
Number of product markets (more than 50) | market |  | 50 |
Number of reportable segments | segment |  | 1 |
Reverse stock split ratio | 0.0833 |  |
Working capital |  | $ 39,100 |
Cash |  | $ 25,485 | $ 19,593

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