Long-term Investments - Schedule of Equity Investments without Readily Determinable Fair Value (Details) ¥ in Thousands, $ in Thousands	Dec. 31, 2024 CNY (¥)	Dec. 31, 2024 USD ($)	Dec. 31, 2023 CNY (¥)
Schedule of Investments [Abstract]
Initial cost basis	¥ 2,140,511	$ 293,249	¥ 2,474,037
Cumulative unrealized gains	72,296	9,905	82,746
Cumulative unrealized losses (including impairment)	(1,108,262)	(151,831)	(970,194)
Total carrying amount	¥ 1,104,545	$ 151,323	¥ 1,586,589

Equity securities without readily determinable fair value amount gross amount.

No definition available.

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- Definition

Equity securities without readily determinable fair value downward price adjustment including impairment loss cumulative amount.

+ References

No definition available.

+ Details

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- Definition

Amount of investment in equity security without readily determinable fair value.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 321
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479536/321-10-50-3

+ Details

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- Definition

Amount of cumulative gain from upward price adjustment on investment in equity security without readily determinable fair value.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 321
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479536/321-10-50-3

+ Details

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- References

No definition available.

+ Details

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