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Earnings (loss) per share (Tables) | 12 Months Ended
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Dec. 31, 2021
Earnings Per Share [Abstract] |
Schedule of Computation of Basic and Diluted Income (Loss) Per Share |
|  | Year ended December 31, |
|  | 2021 |  |  | 2020 |  |  | 2019 |
Net loss (in thousands) |  | $ | (106,589 | ) |  | $ | (15,924 | ) |  | $ | (13,495 | )
Weighted average shares outstanding for calculating basic and diluted loss per share |  |  | 86,043,051 |  |  |  | 68,810,533 |  |  |  | 62,043,383 |
Basic and diluted loss per share |  | $ | (1.24 | ) |  | $ | (0.23 | ) |  | $ | (0.22 | )
Schedule of Antidilutive Securities Excluded from Computation of Diluted Net Income Per Share | For purposes of computing diluted loss per share, weighted average common shares outstanding do not include potentially dilutive securities that are anti-dilutive, as shown below.
|  | As of December 31, |
|  | 2021 |  |  | 2020 |  |  | 2019 |
Anti-dilutive securities excluded from calculating dilutive loss per share: |  |  |  |  |  |  |  |  |
Shares of common stock issuable under stock option plans outstanding |  |  | 7,538,265 |  |  |  | 8,524,997 |  |  |  | 8,081,738 |
Shares of common stock issuable upon vesting of restricted stock units |  |  | 5,141,469 |  |  |  | 14,121,666 |  |  |  | 5,249,324 |
Potential common shares excluded from diluted net loss per share calculation |  |  | 12,679,734 |  |  |  | 22,646,663 |  |  |  | 13,331,062 |

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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=124432515&loc=d3e3550-109257 + Details
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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
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