Revenues - Schedule of Revenue Disclosure of Timing of Revenue Recognition (Details) ¥ in Thousands, $ in Thousands |
12 Months Ended | |||
|---|---|---|---|---|
|
Dec. 31, 2024
CNY (¥)
|
Dec. 31, 2024
USD ($)
|
Dec. 31, 2023
CNY (¥)
|
Dec. 31, 2022
CNY (¥)
|
|
| Timing of revenue recognition | ||||
| Revenue from contracts with customers | ¥ 200,976 | $ 27,534 | ¥ 233,363 | ¥ 92,814 |
| Goods or services transferred at point in time [member] | ||||
| Timing of revenue recognition | ||||
| Revenue from contracts with customers | 190,203 | 145,641 | 92,814 | |
| Goods or services transferred over time [member] | ||||
| Timing of revenue recognition | ||||
| Revenue from contracts with customers | ¥ 10,773 | ¥ 87,722 | ¥ 0 | |