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Acquisition of Businesses - Summary of Fair Value of Identifiable Assets Acquired and Liabilities Assumed (Detail) - USD ($) $ in Millions | Dec. 31, 2019 | Feb. 12, 2019 | Dec. 31, 2018
--- | --- | --- | ---
Comprising: |  |  |
Cash paid on acquisition, including working capital settlement | $ 299 |  | $ 22
Six Senses Hotels Resorts Spas [member] |  |  |
Disclosure of transactions recognised separately from acquisition of assets and assumption of liabilities in business combination [line items] |  |  |
Brands |  | $ 189 |
Management agreements |  | 45 |
Non-current assets |  | 8 |
Right-of-use assets |  | 19 |
Trade and other receivables |  | 12 |
Cash and cash equivalents |  | 7 |
Other current assets |  | 1 |
Trade and other payables |  | (14) |
Lease liabilities |  | (19) |
Other liabilities |  | (2) |
Net identifiable assets acquired |  | 246 |
Goodwill |  | 58 |
Total purchase consideration |  | 304 |
Comprising: |  |  |
Cash paid on acquisition, including working capital settlement |  | 299 |
Contingent purchase consideration |  | 5 |
Total purchase consideration |  | $ 304 |

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- Definition The amount recognised as of the acquisition date for cash and cash equivalents acquired in a business combination. [Refer: Cash and cash equivalents; Business combinations [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 3 -IssueDate 2019-01-01 -Paragraph B64 -Subparagraph i -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2019-en-r&anchor=para_B64_i&doctype=Appendix&subtype=B -URIDate 2019-03-27 + Details
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- Definition The fair value, at acquisition date, of cash transferred as consideration in a business combination. [Refer: Business combinations [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 3 -IssueDate 2019-01-01 -Paragraph B64 -Subparagraph f -Clause i -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2019-en-r&anchor=para_B64_f_i&doctype=Appendix&subtype=B -URIDate 2019-03-27 + Details
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- Definition The amount recognised as of the acquisition date for current assets acquired in a business combination. [Refer: Business combinations [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 3 -IssueDate 2019-01-01 -Paragraph B64 -Subparagraph i -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2019-en-r&anchor=para_B64_i&doctype=Appendix&subtype=B -URIDate 2019-03-27 + Details
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