Consolidated Balance Sheets (Parenthetical) ¥ in Thousands, $ in Thousands |
Dec. 31, 2025
CNY (¥)
shares
|
Dec. 31, 2025
USD ($)
$ / shares
shares
|
Dec. 31, 2024
CNY (¥)
shares
|
|---|---|---|---|
| Cash and cash equivalents | ¥ 2,175,493 | $ 311,091 | ¥ 1,693,597 |
| Restricted Cash | 74,424 | 10,642 | 88,515 |
| Short-term investments | 17,063,633 | 2,440,067 | 21,621,992 |
| Allowance for credit losses | 222,960 | 31,883 | 196,819 |
| Restricted cash, non-current | 5,000 | 715 | 5,000 |
| Accrued expenses and other payables | 2,192,496 | 313,523 | 2,931,869 |
| Total current liabilities | 3,533,536 | 505,290 | 4,529,794 |
| Other liabilites | 21,544 | 3,079 | 23,103 |
| Total non-current liabilities | 479,810 | 68,610 | 491,181 |
| Total liabilities | ¥ 4,013,346 | $ 573,900 | ¥ 5,020,975 |
| Ordinary shares, par value | $ / shares | $ 0.0025 | ||
| Ordinary shares, shares authorized | 400,000,000,000 | 400,000,000,000 | 400,000,000,000 |
| Ordinary shares, shares issued | 463,038,708 | 463,038,708 | 479,288,580 |
| Ordinary shares, shares outstanding | 463,038,708 | 463,038,708 | 479,288,580 |
| Related Party [Member] | |||
| Cash and cash equivalents | ¥ 73,415 | $ 10,498 | ¥ 158,589 |
| Restricted Cash | 74,424 | 10,642 | 86,809 |
| Short-term investments | 2,006,611 | 286,942 | 4,935,177 |
| Restricted cash, non-current | 5,000 | 715 | 5,000 |
| Accrued expenses and other payables | 31,885 | 4,560 | 66,860 |
| Other liabilites | 20,545 | 2,938 | 17,019 |
| Consolidated VIEs [Member] | |||
| Total current liabilities | 346,052 | 49,484 | 338,455 |
| Total non-current liabilities | 8,983 | 1,284 | 22,661 |
| Total liabilities | ¥ 355,035 | $ 50,768 | ¥ 361,116 |
| X | ||||||||||
- Definition Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of allowance for credit loss on accounts receivable, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of cash and cash equivalent. Cash includes, but is not limited to, currency on hand, demand deposit with financial institution, and account with general characteristic of demand deposit. Cash equivalent includes, but is not limited to, short-term, highly liquid investment that is both readily convertible to known amount of cash and so near maturity that it presents insignificant risk of change in value because of change in interest rate. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Face amount or stated value per share of common stock. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The maximum number of common shares permitted to be issued by an entity's charter and bylaws. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of liability recognized for present obligation requiring transfer or otherwise providing economic benefit to others. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Total obligations incurred as part of normal operations that are expected to be paid during the following twelve months or within one business cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of obligation due after one year or beyond the normal operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of liabilities classified as other, due after one year or the normal operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of cash restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of cash restricted as to withdrawal or usage, classified as noncurrent. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of investments including trading securities, available-for-sale securities, held-to-maturity securities, and short-term investments classified as other and current. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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