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Share-Based Compensation - 2016 Share Option and Incentive Plan (Details) - shares		1 Months Ended			3 Months Ended	12 Months Ended
	Jan. 01, 2018	Jun. 30, 2024	Jun. 30, 2020	Dec. 31, 2018	Mar. 31, 2022	Dec. 31, 2024	Jan. 31, 2016
2016 Plan
Share-based compensation
Number of shares reserved and available for issuance (in shares)							65,029,595
Outstanding number of shares (as a percent)					5.00%	5.00%
Increase in ordinary shares authorized (in shares)	29,603,616		57,200,000	38,553,159	66,300,000
2016 Plan | Employee Stock Option
Share-based compensation
Granted (in shares)						83,064,175
2011 Plan
Share-based compensation
Shares cancelled or forfeited (in shares)						5,166,900
Third Amended and Restated 2016 Plan
Share-based compensation
Increase in ordinary shares authorized (in shares)		92,820,000

X

- Definition

The number of shares under options granted in a plan that were canceled after the initial public offering date, as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired.

+ References

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- Definition

Number of additional shares authorized for issuance under share-based payment arrangement.

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- Definition

Number of shares authorized for issuance under share-based payment arrangement.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)(3)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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- Definition

The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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- Definition

Maximum number of shares that may be issued in accordance with the plan as a proportion of outstanding capital stock.

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