Pay vs Performance Disclosure ¥ in Thousands, $ in Thousands	12 Months Ended
Dec. 31, 2025 CNY (¥)	Dec. 31, 2025 USD ($)	Dec. 31, 2024 CNY (¥)	Dec. 31, 2023 CNY (¥)
Pay vs Performance Disclosure
Net Income (Loss)	¥ (257,713)	$ (36,851)	¥ (617,557)	¥ (602,898)

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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+ Details