Prepaid Expenses and Other Current Assets - Schedule of Prepaid Expenses and Other Current Assets (Parenthetical) (Detail) ¥ in Thousands, $ in Thousands |
12 Months Ended | |||||
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Dec. 31, 2025
CNY (¥)
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Dec. 31, 2024
CNY (¥)
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Dec. 31, 2025
USD ($)
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Dec. 31, 2024
USD ($)
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| Deferred Costs Capitalized Prepaid And Other Assets Disclosure [Line Items] | ||||||
| Annual interest rate | 5.00% | |||||
| Corporate Lending Receivable | ¥ | [1] | ¥ 34,966 | ¥ 255,403 | |||
| Loan Tranche 1 [Member] | ||||||
| Deferred Costs Capitalized Prepaid And Other Assets Disclosure [Line Items] | ||||||
| Corporate Lending Receivable | $ 12,000 | $ 34,990 | ||||
| Loan Tranche 2 [Member] | ||||||
| Deferred Costs Capitalized Prepaid And Other Assets Disclosure [Line Items] | ||||||
| Corporate Lending Receivable | $ 5,000 | |||||
| Maximum [Member] | ||||||
| Deferred Costs Capitalized Prepaid And Other Assets Disclosure [Line Items] | ||||||
| Annual interest rate | 10.50% | |||||
| Minimum [Member] | ||||||
| Deferred Costs Capitalized Prepaid And Other Assets Disclosure [Line Items] | ||||||
| Annual interest rate | 8.50% | |||||
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