Treasury Shares - Summary of Treasury shares (Detail) - CNY (¥) ¥ in Thousands |
12 Months Ended | |||||
|---|---|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
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| Statements [Line Items] | ||||||
| Beginning balance | ¥ 5,642,768 | |||||
| Exercise of share-based payment | 0 | ¥ (2,282) | ¥ (1,737) | |||
| Ending balance | 5,642,768 | 5,642,768 | ||||
| Treasury shares [member] | ||||||
| Statements [Line Items] | ||||||
| Beginning balance | ¥ 5,642,768 | ¥ 5,642,768 | ¥ 5,642,769 | |||
| Beginning balance, Shares | 56,306,309 | 57,186,585 | 57,511,787 | |||
| Exercise of share-based payment | ¥ 0 | [1] | ¥ (1) | |||
| Exercise of share-based payment, Shares | [1] | (1,450) | (880,276) | (325,202) | ||
| Ending balance | ¥ 5,642,768 | ¥ 5,642,768 | ¥ 5,642,768 | |||
| Ending balance, Shares | 56,304,859 | 56,306,309 | 57,186,585 | |||
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