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v3.23.1

Investments - Additional Information (Details) ¥ in Thousands, $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 CNY (¥) | Dec. 31, 2022 USD ($) | Dec. 31, 2021 CNY (¥) | Dec. 31, 2020 CNY (¥) | Dec. 31, 2022 USD ($)
Schedule of Held-to-maturity Securities [Line Items] |  |  |  |  |
Interest income | ¥ 61,416 | $ 8,904 | ¥ 71,866 | ¥ 67,317 |
Recognized credit loss | 0 |  | 0 | 0 |
Available-for-sale investments |  |  |  |  |
Amortized cost of the available-for-sale investments | 14,941 |  | 13,805 | 14,135 |
Other comprehensive income (loss)-change in fair value of available-for-sale investments | 0 |  | 243 | (4) |
Other comprehensive income (loss)-realized gains reclassified from other comprehensive income to "investment income" | 0 |  | 243 | (775) |
Other-than-temporary impairment for available-for-sale investments recognized | 0 |  | 0 | 0 |
Credit loss recognized | 0 |  | 0 | 0 |
Other long-term investments |  |  |  |  |
Long-term Investments | 774,095 |  | 668,572 |  | $ 112,232
Other long-term investments |  |  |  |  |
Other long-term investments |  |  |  |  |
Impairment loss related to investments measured at cost | ¥ 0 |  | 10,000 | 115,100 |
Long-term Investments |  |  | 0 |  |
Other long-term investments | Maximum |  |  |  |  |
Other long-term investments |  |  |  |  |
Equity interest and equity investments of common shares (as a percent) | 20.00% |  |  |  | 20.00%
Held-to-Maturity Securities [Member] |  |  |  |  |
Schedule of Held-to-maturity Securities [Line Items] |  |  |  |  |
Interest income | ¥ 383 |  | 1,568 | 10,331 |
Held to maturity investment, gross unrecognized holding gain | ¥ 582 |  | ¥ 612 | ¥ 5,087 |

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