Consolidated Statements of Changes in Shareholders' Equity (Deficit) ¥ in Thousands, $ in Thousands |
Common Stock [Member]
Common Class A [Member]
USD ($)
shares
|
Common Stock [Member]
Common Class A [Member]
CNY (¥)
shares
|
Common Stock [Member]
Common Class B [Member]
USD ($)
shares
|
Common Stock [Member]
Common Class B [Member]
CNY (¥)
shares
|
Treasury Stock, Common [Member]
USD ($)
shares
|
Treasury Stock, Common [Member]
CNY (¥)
shares
|
Additional Paid-in Capital [Member]
USD ($)
|
Additional Paid-in Capital [Member]
CNY (¥)
|
AOCI Attributable to Parent [Member]
USD ($)
|
AOCI Attributable to Parent [Member]
CNY (¥)
|
Retained Earnings [Member]
USD ($)
|
Retained Earnings [Member]
CNY (¥)
|
USD ($)
shares
|
CNY (¥)
shares
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Balance at Dec. 31, 2022 | ¥ 16 | ¥ 28 | ¥ (85,116) | ¥ (2,269,812) | ¥ (2,354,884) | |||||||||
| Balance, shares at Dec. 31, 2022 | shares | 26,422,222 | 26,422,222 | 45,577,778 | 45,577,778 | ||||||||||
| Balance, shares at Dec. 31, 2022 | shares | ||||||||||||||
| Net income (loss) | 110,499 | 110,499 | ||||||||||||
| Accretion of redeemable convertible preferred shares | (146,341) | (146,341) | ||||||||||||
| Foreign currency translation adjustment, net of nil income taxes | (40,976) | (40,976) | ||||||||||||
| Balance at Dec. 31, 2023 | ¥ 16 | ¥ 28 | (126,092) | (2,305,654) | (2,431,702) | |||||||||
| Balance, shares at Dec. 31, 2023 | shares | 26,422,222 | 26,422,222 | 45,577,778 | 45,577,778 | ||||||||||
| Balance, shares at Dec. 31, 2023 | shares | ||||||||||||||
| Net income (loss) | (146,480) | (146,480) | ||||||||||||
| Accretion of redeemable convertible preferred shares | (113,658) | (113,658) | ||||||||||||
| Foreign currency translation adjustment, net of nil income taxes | 33,953 | 33,953 | ||||||||||||
| Issuance of Class A ordinary shares upon Initial Public Offering (“IPO”), net of listing expense relating to the IPO in the amount of RMB21,717 | ¥ 9 | 426,241 | 426,250 | |||||||||||
| Balance, shares | shares | 12,330,000 | 12,330,000 | ||||||||||||
| Conversion of redeemable convertible preferred shares to Class A ordinary shares upon IPO | ¥ 85 | 2,818,589 | 2,818,674 | |||||||||||
| Balance, shares | shares | 121,079,448 | 121,079,448 | ||||||||||||
| Share-based compensation | 160,027 | 160,027 | ||||||||||||
| Balance at Dec. 31, 2024 | ¥ 110 | ¥ 28 | 3,404,857 | (92,139) | (2,565,792) | ¥ 747,064 | ||||||||
| Balance, shares at Dec. 31, 2024 | shares | 159,831,670 | 159,831,670 | 45,577,778 | 45,577,778 | ||||||||||
| Balance, shares at Dec. 31, 2024 | shares | ||||||||||||||
| Net income (loss) | 109,429 | $ 15,648 | ¥ 109,429 | |||||||||||
| Foreign currency translation adjustment, net of nil income taxes | (13,624) | (13,624) | ||||||||||||
| Share-based compensation | 46,430 | 46,430 | ||||||||||||
| Exercise of share-based awards | ¥ 3 | 915 | ¥ 918 | |||||||||||
| Balance, shares | shares | 4,381,842 | 4,381,842 | 385,092 | 385,092 | ||||||||||
| Repurchase of shares | ¥ (54,790) | ¥ (54,790) | ||||||||||||
| Repurchase of shares, shares | shares | (7,014,975) | (7,014,975) | ||||||||||||
| Balance at Dec. 31, 2025 | $ 16 | ¥ 113 | $ 4 | ¥ 28 | $ (7,835) | ¥ (54,790) | $ 493,658 | ¥ 3,452,202 | $ (15,124) | ¥ (105,763) | $ (351,255) | ¥ (2,456,363) | $ 119,464 | ¥ 835,427 |
| Balance, shares at Dec. 31, 2025 | shares | 164,213,512 | 164,213,512 | 45,577,778 | 45,577,778 | ||||||||||
| Balance, shares at Dec. 31, 2025 | shares | (7,014,975) | (7,014,975) | 7,014,975 | 7,014,975 |
| X | ||||||||||
- Definition Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Adjustment to retained earnings for the increase in carrying amount of redeemable preferred stock that is classified as temporary equity. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature, attributable to parent entity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Number of shares issued which are neither cancelled nor held in the treasury. No definition available.
|
| X | ||||||||||
- Definition The number of shares issued during the period upon the conversion of units. An example of a convertible unit is an umbrella partnership real estate investment trust unit (UPREIT unit). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Number of new stock issued during the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Number of share options (or share units) exercised during the current period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Value of stock issued during the period upon the conversion of units. An example of a convertible unit is an umbrella partnership real estate investment trust unit (UPREIT unit). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Value of stock issued as a result of the exercise of stock options. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Number of shares that have been repurchased and retired during the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Equity impact of the value of stock that has been repurchased and retired during the period. The excess of the purchase price over par value can be charged against retained earnings (once the excess is fully allocated to additional paid in capital). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of equity (deficit) attributable to parent. Excludes temporary equity and equity attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Number of previously issued common shares repurchased by the issuing entity and held in treasury. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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