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Repayment of Principal Amount of Long Term Debts (Detail) - Dec. 31, 2022 - Long Term Debt
¥ in Millions, $ in Millions
CNY (¥)
USD ($)
Long Term Debt Maturities Repayments Of Principal [Line Items]    
For the years ending December 31, 2023 ¥ 6,898 $ 1,000
2024 5,863 850
2025 7,587 1,100
2026 18,278 2,650
2027 6,207 900
Thereafter ¥ 15,864 $ 2,300