Stockholders (Deficit) Equity - Summary of Key Assumptions Used to Value Warrant (Details) - HutchMed Warrant [Member] - $ / shares		3 Months Ended
Aug. 07, 2021	Mar. 31, 2022
Equity [Line Items]
Risk-free interest rate	0.60%	2.42%
Expected term (in years)	4 years	3 years 4 months 9 days
Expected volatility of underlying stock	70.00%	80.00%
Expected dividend yield	0.00%	0.00%
Stock price	$ 6.47	$ 1.15

Equity [Line Items]

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- Definition

The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term.

+ References

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- Definition

The risk-free interest rate assumption that is used in valuing an option on its own shares.

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- Definition

Rate of weighted-average expected volatility for award under share-based payment arrangement.

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- Definition

Price of a single share of a number of saleable stocks of a company.

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- Definition

Expected term of award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ 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 (f)(2)(i)
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-SubTopic 10
-Section S99
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-Subparagraph (SAB Topic 14.D.2)
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