Taxation - Summary of Loss by Tax Jurisdictions (Details) ¥ in Thousands, $ in Thousands	12 Months Ended
Dec. 31, 2023 CNY (¥)	Dec. 31, 2023 USD ($)	Dec. 31, 2022 CNY (¥)	Dec. 31, 2021 CNY (¥)
Income Tax Disclosure [Abstract]
Loss from Mainland China operations	¥ 109,968		¥ 2,616,828	¥ 882,229
Loss (income) from non-Mainland China operations	38,438		(43,579)	71,618
Total loss before tax and share of loss of equity-method investments	¥ 148,406	$ 20,902	¥ 2,573,249	¥ 953,847

The portion of earnings or loss from continuing operations before income taxes that is attributable to domestic operations.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 235
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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The portion of earnings or loss from continuing operations before income taxes that is attributable to foreign operations, which is defined as Income or Loss generated from operations located outside the entity's country of domicile.

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Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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