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Goodwill and Other Intangible Assets - Summary of Goodwill and Other Intangible Assets (Detail) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Beginning balance | $ 1,143 | $ 967
Ending balance | 1,376 | 1,143
Cost [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Beginning balance | 1,581 | 1,399
Acquisition of businesses (note 11) | 304 | 147
Additions | 108 | 112
Capitalised interest | 5 | 5
Disposals | (22) | (72)
Exchange and other adjustments | 1 | (10)
Ending balance | 1,977 | 1,581
Amortisation and impairment [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Beginning balance | (438) | (432)
Provided | (40) | (40)
System Fund expense | (47) | (37)
Impairment charges | (99) |
Disposals | 22 | 67
Exchange and other adjustments | 1 | 4
Ending balance | (601) | (438)
Goodwill [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Beginning balance | 313 | 237
Ending balance | 339 | 313
Goodwill [member] | Cost [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Beginning balance | 455 | 377
Acquisition of businesses (note 11) | 70 | 83
Additions | 4 |
Exchange and other adjustments |  | (5)
Ending balance | 529 | 455
Goodwill [member] | Amortisation and impairment [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Beginning balance | (142) | (140)
Impairment charges | (49) |
Exchange and other adjustments | 1 | (2)
Ending balance | (190) | (142)
Brands [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Beginning balance | 250 | 193
Ending balance | 439 | 250
Brands [member] | Cost [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Beginning balance | 250 | 193
Acquisition of businesses (note 11) | 189 | 58
Exchange and other adjustments |  | (1)
Ending balance | 439 | 250
Software [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Beginning balance | 500 | 464
Ending balance | 524 | 500
Software [member] | Cost [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Beginning balance | 781 | 745
Additions | 98 | 107
Capitalised interest | 5 | 5
Disposals | (22) | (72)
Exchange and other adjustments | 2 | (4)
Ending balance | 864 | 781
Software [member] | Amortisation and impairment [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Beginning balance | (281) | (281)
Provided | (35) | (36)
System Fund expense | (46) | (37)
Disposals | 22 | 67
Exchange and other adjustments |  | 6
Ending balance | (340) | (281)
Management contracts [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Beginning balance | 67 | 64
Ending balance | 59 | 67
Management contracts [member] | Cost [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Beginning balance | 77 | 71
Acquisition of businesses (note 11) | 45 | 6
Ending balance | 122 | 77
Management contracts [member] | Amortisation and impairment [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Beginning balance | (10) | (7)
Provided | (3) | (3)
Impairment charges | (50) |
Ending balance | (63) | (10)
Other intangibles [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Beginning balance | 13 | 9
Ending balance | 15 | 13
Other intangibles [member] | Cost [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Beginning balance | 18 | 13
Additions | 6 | 5
Exchange and other adjustments | (1) |
Ending balance | 23 | 18
Other intangibles [member] | Amortisation and impairment [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Beginning balance | (5) | (4)
Provided | (2) | (1)
System Fund expense | (1) |
Ending balance | $ (8) | $ (5)

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- Definition The increase in intangible assets and goodwill resulting from acquisitions through business combinations. [Refer: Business combinations [member]; Intangible assets and goodwill] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 38 -IssueDate 2019-01-01 -Paragraph 118 -Subparagraph e -Clause i -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=38&code=ifrs-tx-2019-en-r&anchor=para_118_e_i&doctype=Standard -URIDate 2019-03-27 + Details
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- Definition The decrease in intangible assets and goodwill resulting from disposals. [Refer: Intangible assets and goodwill] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 38 -IssueDate 2019-01-01 -Paragraph 118 -Subparagraph e -Clause ii -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=38&code=ifrs-tx-2019-en-r&anchor=para_118_e_ii&doctype=Standard -URIDate 2019-03-27 + Details
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- Definition The amount of intangible assets and goodwill held by the entity. [Refer: Goodwill; Intangible assets other than goodwill] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_55&doctype=Standard -URIDate 2019-03-27 + Details
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