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v3.25.1

Treasury Stock - Additional Information (Detail) $ / shares in Units, ¥ in Thousands, $ in Millions |  | 1 Months Ended | 4 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Feb. 28, 2023 CNY (¥) shares | May 31, 2023 CNY (¥) | Jun. 30, 2022 CNY (¥) shares | Jun. 30, 2022 USD ($) $ / shares shares | Dec. 31, 2024 shares | Dec. 31, 2024 CNY (¥) Employees shares | Dec. 31, 2023 shares | Dec. 31, 2022 CNY (¥) shares
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Treasury stock |  |  |  |  | 3,023,138 | 3,023,138 |  |
Stock repurchased during period, value | ¥ |  |  |  |  |  |  |  | ¥ 16,412
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period |  |  |  |  |  | 5,173,523 |  |
Restricted Stock [Member] |  |  |  |  |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Treasury stock repurchased shares |  |  |  |  |  | 434,000 |  |
Stock repurchased during period, value | ¥ |  |  |  |  |  | ¥ 47,751 |  |
Share-Based Payment Arrangement, Plan Modification, Number of Grantees Affected | Employees |  |  |  |  |  | 102 |  |
ESIP No.1 And ESIP No.2 [Member] |  |  |  |  |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Treasury stock |  |  |  |  | 393,028 | 393,028 |  |
Accelerated Share Repurchase [Member] |  |  |  |  |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Stock repurchase program authorized amount | $ |  |  |  | $ 10 |  |  |  |
Shareholder [Member] |  |  |  |  |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Treasury stock | 15,783 |  |  |  | 34,724 | 34,724 |  |
Stock repurchased during period, value | ¥ | ¥ 1,000 |  |  |  |  |  |  |
Treasury stock [Member] |  |  |  |  |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Shares reserved for future issuance |  |  |  |  | 163,877 | 163,877 |  |
Stock repurchased during period, value | ¥ |  | ¥ 6,638 |  |  |  | ¥ 4,984 |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period |  |  |  |  | 162,769 |  |  |
Treasury stock [Member] | Accelerated Share Repurchase [Member] |  |  |  |  |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Weighted average price | $ / shares |  |  |  | $ 3.3078 |  |  |  |
Stock repurchased during period, value | ¥ |  |  | ¥ 57,193 |  |  |  |  |
Additional paid-in capital [Member] |  |  |  |  |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Stock repurchased during period, value | ¥ |  |  |  |  |  | ¥ 11,428 |  |
Additional paid-in capital [Member] | Accelerated Share Repurchase [Member] |  |  |  |  |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Stock repurchased during period, value | ¥ |  |  | ¥ 9,657 |  |  |  |  |
Common Stock [Member] |  |  |  |  |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period |  |  |  |  |  | 5,173,523 | 258,646 | 746,042
Common Stock [Member] | Accelerated Share Repurchase [Member] |  |  |  |  |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Treasury stock repurchased shares |  |  | 3,023,138 | 3,023,138 |  |  |  |
Stock repurchased during period, value | $ |  |  |  | $ 10 |  |  |  |

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