Long-term Investments, Net - Summary of Equity Method Investments (Details) ¥ in Thousands, $ in Thousands	Dec. 31, 2025 CNY (¥)	Dec. 31, 2025 USD ($)	Dec. 31, 2024 CNY (¥)
Long-term Investments [Abstract]
Equity investments accounted for using the measurement alternative	¥ 1,573,436		¥ 1,917,527
Equity investments accounted for using the equity method	1,799,967		1,834,070
Investments accounted for at fair value	1,388,250		159,995
Total	¥ 4,761,653	$ 680,907	¥ 3,911,592

This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.

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Fair value portion of investments accounted under the equity method.

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

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The total amount of investments that are intended to be held for an extended period of time (longer than one operating cycle).

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