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Description of Business and Significant Accounting Policies (Tables) | 6 Months Ended
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Jun. 30, 2017
Summary of Correction of Error for Prior Period Presented and to Conform to Current Year Presentation | The Company has elected to revise the historical consolidated financial information presented herein to reflect the correction of this error for the prior period presented and to conform to the current year presentation.
(In thousands) |  | 2016 as Previously Presented |  |  | Adjustments |  |  | 2016 as Adjusted |
Common stock |  | $ | 4,784 |  |  | $ | (3,827 | ) |  | $ | 957 |
Additional paid-in capital |  | $ | 2,549,212 |  |  | $ | 3,827 |  |  | $ | 2,553,039 |
Schedule of Potentially Dilutive Common Stock Equivalent Securities | The computation of basic and diluted net loss per share for the three and six months ended June 30, 2017 and 2016 excludes the common stock equivalents of the following potentially dilutive securities because their inclusion would be anti-dilutive:
|  | Six Months Ended June 30, |
|  | 2017 |  |  | 2016 |
Restricted stock units |  |  | 1,193,100 |  |  |  | 910,751 |
Senior convertible notes |  |  | 814,561 |  |  |  | 814,561 |
Warrants |  |  | 9,740,597 |  |  |  | 9,740,597 |
Stock options |  |  | 7,972,175 |  |  |  | 5,643,966 |
|  |  | 19,720,433 |  |  |  | 17,109,875 |

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- Definition Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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- Definition Tabular disclosure of prior period adjustments to previously issued financial statements including (1) the effect of the correction on each financial statement line item and any per-share amounts affected for each prior period presented (2) the cumulative effect of the change on retained earnings or other appropriate components of equity or net assets in the statement of financial position, as of the beginning of the earliest period presented, and (3) the effect of the prior period adjustments (both gross and net of applicable income tax) on the net income of each prior period presented in the entity's annual report for the year in which the adjustments are made. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=64853466&loc=d3e22663-107794 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=64853466&loc=d3e22644-107794 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=64853466&loc=d3e22658-107794 + Details
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