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Fair Value Measurement - Fair Value Hierarchy (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Fair Value Measurement
Wealth management products	$ 24,535	$ 212,195
Equity securities with readily determinable market value	118,268	239,550
Financial instruments measured on a recurring basis
Fair Value Measurement
Wealth management products	24,535	212,195
Equity securities with readily determinable market value	118,268	239,550
Total	142,803	451,745
Financial instruments measured on a recurring basis | Quoted Prices in Active Market for Identical Assets (Level 1)
Fair Value Measurement
Wealth management products	0	0
Equity securities with readily determinable market value	118,268	239,550
Total	118,268	239,550
Financial instruments measured on a recurring basis | Significant Other Observable Inputs (Level 2)
Fair Value Measurement
Wealth management products	24,535	212,195
Equity securities with readily determinable market value	0	0
Total	24,535	212,195
Financial instruments measured on a recurring basis | Significant Unobservable Inputs (Level 3)
Fair Value Measurement
Wealth management products	0	0
Equity securities with readily determinable market value	0	0
Total	$ 0	$ 0

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- Definition

Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

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-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
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Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI), classified as noncurrent.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 825
-SubTopic 10
-Name Accounting Standards Codification
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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
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-Section 50
-Paragraph 2
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-Publisher FASB
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Amount of investment in wealth management products issued by multiple financial institutions, which are mainly money market funds, structural deposits and contain a variable interest rate, classified as current.

+ References

No definition available.

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