Common Stock, Convertible Preferred Stock and Stockholders' Deficit - Schedule of Changes in Number of Convertible Preferred and Common Stock Outstanding and Total Stockholders' Deficit (Details) - USD ($) $ in Thousands |
3 Months Ended | |
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Mar. 31, 2017 |
Mar. 31, 2016 |
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Class Of Stock [Line Items] | ||
Balance, December 31, 2016 | $ (124,417) | |
Stock-based compensation | 529 | |
Exercise of stock options | 41 | |
Other comprehensive loss | (1) | |
Net loss | (9,073) | $ (8,006) |
Balance, March 31, 2017 | $ (132,921) | |
Convertible Preferred Stock | ||
Class Of Stock [Line Items] | ||
Balance, December 31, 2016, shares | 46,163,605 | |
Balance, March 31, 2017, shares | 46,163,605 | |
Shares of Common Stock | ||
Class Of Stock [Line Items] | ||
Balance, December 31, 2016, shares | 2,202,517 | |
Exercise of stock options, shares | 24,648 | |
Fractional shares adjustment upon reverse stock split, shares | 2 | |
Balance, March 31, 2017, shares | 2,227,167 |
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- Definition This element represents the amount of recognized equity-based compensation during the period, that is, the amount recognized as expense in the income statement (or as asset if compensation is capitalized). Alternate captions include the words "stock-based compensation". 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 portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount after tax and reclassification adjustments of other comprehensive income (loss). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Number of shares issued which are neither cancelled nor held in the treasury. No definition available.
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- Definition Number of share options (or share units) exercised during the current period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Value of stock issued as a result of the exercise of stock options. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Number of shares that have been repurchased and retired during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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