Share-Based Compensation - Summary of Activity of Options and RSUs of Performance-Based Options (Details)	3 Months Ended
Mar. 31, 2021 shares
Number of Shares
Outstanding as of December 31, 2020	3,682,233
Share based compensation options granted	1,019,365
Issuance of common stock upon the exercise of stock options, shares	11,514
Outstanding as of March 31, 2021	4,583,140
2017 Plan [Member] \| Number Of Performance Based Option Shares [Member]
Number of Shares
Outstanding as of December 31, 2020	63,107
Forfeited or cancelled	(63,107)
2017 Plan [Member] \| Number Of Performance Based RSUs Shares [Member]
Number of Shares
Outstanding as of December 31, 2020	30,561
Forfeited or cancelled	(30,561)

The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

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- Definition

Gross number of share options (or share units) granted during the period.

+ References

No definition available.

+ Details

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- Definition

Number of options outstanding, including both vested and non-vested options.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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-Name Accounting Standards Codification
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-Section 50
-Paragraph 2
-Subparagraph (c)(1)(i)-(ii)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

+ Details

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- Definition

Number of share options (or share units) exercised during the current period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iv)(2)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
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-URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644

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