v3.26.1
Mezzanine Equity - Summary of Mezzanine Equity (Detail)
¥ in Thousands, $ in Thousands
12 Months Ended
Dec. 31, 2025
CNY (¥)
Dec. 31, 2025
USD ($)
Dec. 31, 2024
CNY (¥)
Temporary Equity [Line Items]      
Balance as of January 1 ¥ 1,931,529 $ 276,205 ¥ 1,758,933
Accretion of mezzanine equity 189,662 27,121 172,596
Balance as of December 31 ¥ 2,121,191 $ 303,326 ¥ 1,931,529