Reissuance of treasury stock for share-based compensation.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership.

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- Definition

Description of common stock conversion feature. Includes, but is not limited to, conversion price; conversion right; timing of right; terms, event or change in circumstance causing contingency to be met or adjustment to conversion price or number of shares; manner of settlement upon conversion; and method of settlement.

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Description of voting rights of common stock. Includes eligibility to vote and votes per share owned. Include also, if any, unusual voting rights.

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- Definition

Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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ORDINARY SHARES - Additional Information (Detail) ¥ in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2025 CNY (¥) shares	Dec. 31, 2025 USD ($) shares	Dec. 31, 2024 CNY (¥)	Dec. 31, 2023 CNY (¥)	May 31, 2025 USD ($)	Nov. 22, 2023 USD ($)	Nov. 22, 2022 USD ($)
Share Repurchase Program [Line Items]
Stock repurchased during period value \| ¥	¥ 342,527		¥ 207,441	¥ 90,492
Reissuance of treasury stock for share-based compensation \| shares	1,904,192	1,904,192
November 2022 Share Repurchase Program [Member]
Share Repurchase Program [Line Items]
Stock repurchase program authorized amount						$ 80,000	$ 30,000
May 2025 Share Repurchase Program [Member]
Share Repurchase Program [Line Items]
Stock repurchase program authorized amount					$ 100,000
2022 and 2025 Share Repurchase Program [Member]
Share Repurchase Program [Line Items]
Stock repurchased during period shares \| shares	10,548,253	10,548,253
Stock repurchased during period value		$ 47,493
Common Class A [Member]
Share Repurchase Program [Line Items]
Common stock voting rights	Each Class A ordinary share is entitled to one vote	Each Class A ordinary share is entitled to one vote
Common stock terms of conversion from class to the another	Class A ordinary shares are not convertible into Class B ordinary shares under any circumstances.	Class A ordinary shares are not convertible into Class B ordinary shares under any circumstances.
Common Class B [Member]
Share Repurchase Program [Line Items]
Common stock voting rights	each Class B ordinary share is entitled to ten votes	each Class B ordinary share is entitled to ten votes
Common stock terms of conversion from class to the another	Each class B ordinary is convertible into one Class A ordinary share	Each class B ordinary is convertible into one Class A ordinary share