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Summary of Significant Accounting Policies (Tables) | 3 Months Ended
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Mar. 31, 2022
Accounting Policies [Abstract] |
Components of Accumulated Other Comprehensive Loss | The component of accumulated other comprehensive loss, net of tax, for the three months ended March 31, 2022 is as follows (in thousands):
|  | Foreign Currency Translation Adjustment |  | Unrealized Gain (Loss) on Investments |  | Accumulated Other Comprehensive Income (Loss)
Ending balance at December 31, 2021 |  | $ | (907) |  |  | $ | — |  |  | $ | (907) |
Other comprehensive income (loss) |  | (150) |  |  | — |  |  | (150) |
Ending balance at March 31, 2022 |  | $ | (1,057) |  |  | $ | — |  |  | $ | (1,057) |
Summary of Potential Common Shares Excluded From Computations of Net Loss Per Share Attributed to Common Stockholders | The following potentially dilutive common shares were excluded from the computations of diluted net loss per share for the periods presented because including them would have been anti-dilutive (in thousands):
|  | Three Months Ended March 31,
|  | 2022 |  | 2021
Stock options, restricted stock units and performance awards |  | 7,988 |  |  | 6,974 |
Bridge Loans |  | 8,979 |  |  | — |
Series B Convertible Preferred Stock Purchase Agreements |  | 66,176 |  |  | — |
2019 Convertible Notes |  | 18,966 |  |  | 18,966 |
2019 Convertible Notes potential make-whole shares |  | 1,775 |  |  | 1,538 |
2014 Convertible Notes |  | 10 |  |  | 10 |
Total |  | 103,894 |  |  | 27,488 |

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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6450520&loc=d3e32583-110901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=124509347&loc=SL7669686-108580 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section 45 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900 + Details
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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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