v3.22.1
Repayment of Principal Amount of Long Term Debts (Detail) - Dec. 31, 2021 - Long Term Debt
¥ in Millions, $ in Millions
CNY (¥)
USD ($)
Long Term Debt Maturities Repayments Of Principal [Line Items]    
2022 ¥ 10,517 $ 1,650
2023 6,374 1,000
2024 5,417 850
2025 7,010 1,100
2026 16,887 2,650
Thereafter ¥ 20,392 $ 3,200