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Net Loss Per Share (Tables) | 12 Months Ended
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Dec. 31, 2020
Earnings Per Share [Abstract] |
Summary of Anti-dilutive Shares | The following table presents common shares related to potentially dilutive shares excluded from the calculation of diluted net income (loss) per share as their effect would have been anti-dilutive (in thousands):
|  |  | Years Ended December 31,
|  |  |  |  | 2020 |  | 2019 |  | 2018
Stock options, RSUs, PSUs and employee stock purchase rights |  |  |  |  | 822 |  |  | 9,199 |  |  | 9,621 |

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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://fasb.org/us-gaap/role/ref/legacyRef -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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