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- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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- Definition

Latest date the outstanding debt instruments are required to be repaid, in CCYY-MM-DD format.

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Earliest date the outstanding debt instruments are required to be repaid, in CCYY-MM-DD format.

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- Definition

The interest rate applicable to the portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a set, unchanging rate.

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- Definition

Amounts due from parties associated with the reporting entity as evidenced by a written promise to pay, due after 1 year (or 1 business cycle).

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Related Party Transactions (Parenthetical) (Detail) ¥ in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2019 CNY (¥)	Dec. 31, 2019 USD ($)	Dec. 31, 2018 CNY (¥)
Related Party Transaction [Line Items]
Deferred revenue, remaining performance obligation, expected timing of satisfaction	7 years	7 years
Business Combination, Consideration Transferred	¥ 1,200	$ 168
Du Xiaoman
Related Party Transaction [Line Items]
Long-term interest-bearing loan receivable \| ¥			¥ 500
Long term due date, Start	Nov. 13, 2021	Nov. 13, 2021
Long term due date, End	Aug. 24, 2023	Aug. 24, 2023
Du Xiaoman \| November Thirteen Two Thousand Twenty One Long Term Loans [Member] \| Previously Reported [Member]
Related Party Transaction [Line Items]
Long term loans, interest rate			3.78%
Du Xiaoman \| November Thirteen Two Thousand Twenty One Long Term Loans [Member] \| Currently Stated [Member]
Related Party Transaction [Line Items]
Long term loans, interest rate	0.00%	0.00%
Du Xiaoman \| August Twenty Four Two Thousand Twenty Three Long Term Loan [Member] \| Previously Reported [Member]
Related Party Transaction [Line Items]
Long term loans, interest rate			4.28%
Du Xiaoman \| August Twenty Four Two Thousand Twenty Three Long Term Loan [Member] \| Currently Stated [Member]
Related Party Transaction [Line Items]
Long term loans, interest rate	0.00%	0.00%
Service Provided
Related Party Transaction [Line Items]
Long term loans, interest rate	5.00%	5.00%
Investee A
Related Party Transaction [Line Items]
Business Combination, Consideration Transferred \| $		$ 300
Minimum \| Service Provided \| Du Xiaoman
Related Party Transaction [Line Items]
Long term loans, interest rate	0.00%	0.00%	4.28%
Maximum \| Service Provided \| Du Xiaoman
Related Party Transaction [Line Items]
Long term loans, interest rate	0.50%	0.50%	5.00%