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INVESTMENTS - Equity securities with readily determinable fair values (Details) ¥ in Millions, $ in Millions | 9 Months Ended
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Sep. 30, 2022 CNY (¥) shares | Sep. 30, 2022 USD ($) shares | Sep. 30, 2021 CNY (¥)
Equity securities with readily determinable fair values |  |  |
Unrealized gain (loss) from fair value | ¥ (499) | $ (70) | ¥ 120
Accor |  |  |
Equity securities with readily determinable fair values |  |  |
Number of ordinary shares acquired | 2,017,078 | 2,017,078 |
Number of ordinary shares sold | 478 | 478 |
Gain (loss) realized | ¥ | ¥ 64 |  |
Number of shares held in investment | 10,195,474 | 10,195,474 |
Investment in equity securities (in percentage) | 5.00% | 5.00% |
Unrealized gain (loss) from fair value | ¥ | ¥ 485 |  | ¥ 127

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- Definition Percentage of accumulated number of ordinary shares acquired for investment in equity securities with readily determinable fair values. + References No definition available. + Details
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- Definition Number of ordinary shares acquired for investment in equity securities with readily determinable fair values. + References No definition available. + Details
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- Definition Number of ordinary shares held for investment in equity securities with readily determinable fair values. + References No definition available. + Details
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- Definition Number Of Shares Sold In Investment Of Equity Securities With Readily Determinable Fair Values. + References No definition available. + Details
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- Definition Amount of realized gain (loss) from sale of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 321 -SubTopic 10 -Section 50 -Paragraph 4 -URI https://asc.fasb.org/extlink&oid=126980263&loc=SL75117546-209714 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(3)(d)) -URI https://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263 + Details
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- Definition Amount of unrealized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(3)(d)) -URI https://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 321 -SubTopic 10 -Section 50 -Paragraph 4 -URI https://asc.fasb.org/extlink&oid=126980263&loc=SL75117546-209714 + Details
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