Changes in fair value of long term debt.

No definition available.

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- Definition

Represents the denomination of the principal amount of debt that is used in conversion calculations.

+ References

No definition available.

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- Definition

Debt secularization.

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No definition available.

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Early redemption for cash.

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No definition available.

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- Definition

Amount of long-term debt, excluding current maturities and including debt issuance cost.

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No definition available.

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- Definition

The price per share of the conversion feature embedded in the debt instrument.

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- Definition

Ratio applied to the conversion of debt instrument into equity with equity shares divided by debt principal amount.

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- Definition

Face (par) amount of debt instrument at time of issuance.

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- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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- Definition

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.

+ References

No definition available.

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- Definition

Face (par) amount of the original debt instrument that was repurchased.

+ References

No definition available.

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- Definition

Amount, before accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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- Definition

Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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- Definition

The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

+ References

No definition available.

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- Definition

Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt classified as noncurrent. Excludes lease obligation.

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- Definition

The cash outflow for a borrowing having initial term of repayment within one year or the normal operating cycle, if longer.

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Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

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LONG-TERM DEBT (Details) $ / shares in Units, ¥ in Millions				12 Months Ended
LONG-TERM DEBT (Details) $ / shares in Units, ¥ in Millions	Jul. 01, 2021	Sep. 19, 2016 USD ($) $ / shares	Jun. 18, 2015 USD ($) $ / shares	Dec. 31, 2022 CNY (¥)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 CNY (¥)	Dec. 31, 2021 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Jul. 31, 2021 USD ($)	Jul. 13, 2020 USD ($) $ / shares	Jul. 01, 2020 CNY (¥)	Jul. 01, 2020 USD ($)	Aug. 31, 2019 CNY (¥)	Aug. 31, 2019 USD ($)	Sep. 12, 2016 USD ($) $ / shares
LONG-TERM DEBT
Senior notes				¥ 13,144		¥ 6,644
Securitization debt				0		628
Total				13,177		11,093		$ 1,911,000,000
Fair value of long-term debt, based on Level 2 inputs				13,200		11,100
Long-term Debt				13,100
Short-term Debt				4,100
Exchangeable Senior Notes [Member]
LONG-TERM DEBT
Short-term Debt				¥ 4,204
Long-term Loans from Commercial Banks
LONG-TERM DEBT
Weighted average interest rate (as a percent)				3.06%				3.06%
Aggregate principal amount				¥ 17,200				$ 2,500,000,000
2025 Notes
LONG-TERM DEBT
Senior notes				33		30
Interest rate (as a percent)			1.99%
Aggregate principal amount			$ 400,000,000									¥ 2,800	$ 395,000,000
Debt issuance costs \| $			6,800,000
Long-term Debt				33
2025 Notes \| ADS
LONG-TERM DEBT
Principal amount denomination for conversion \| $			$ 1,000
Initial conversion rate			9.3555
Initial conversion price (in dollars per share) \| $ / shares			$ 106.89
2022 Notes
LONG-TERM DEBT
Interest rate (as a percent)		1.25%
Aggregate principal amount \| $		$ 975,000,000
Early Redemption For Cash														¥ 6,600	$ 924,000,000
Debt issuance costs \| $		19,000,000
Principal amount redeemed for cash				363				51,000,000
Short-term Debt						324
Repayments of short-term debt				363	$ 51,000,000
2022 Notes \| ADS
LONG-TERM DEBT
Principal amount denomination for conversion \| $		$ 1,000
Initial conversion rate		15.2688
Initial conversion price (in dollars per share) \| $ / shares		$ 65.49
2022 Booking Notes
LONG-TERM DEBT
Interest rate (as a percent)																1.25%
Aggregate principal amount \| $																$ 25,000,000
Principal amount redeemed for cash				178				25,000,000
Short-term Debt						159
2022 Booking Notes \| ADS
LONG-TERM DEBT
Initial conversion price (in dollars per share) \| $ / shares																$ 65.49
Exchangeable Senior Notes [Member]
LONG-TERM DEBT
Senior notes				0		3,791
Interest rate (as a percent)											1.50%
Fair value of long-term debt, based on Level 2 inputs				4,200		3,800		$ 609,000,000	$ 595,000,000
Aggregate principal amount \| $											$ 500,000,000
Exchangeable Senior Notes [Member] \| Other Income Expenses
LONG-TERM DEBT
Changes in fair value of long term debt				¥ (97)	$ (14,000,000)	¥ 363	$ 56,000,000
Exchangeable Senior Notes [Member] \| ADS
LONG-TERM DEBT
Principal amount denomination for conversion \| $										$ 1,000
Initial conversion rate	24.7795
Initial conversion price (in dollars per share) \| $ / shares											$ 40.36