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Segmental Information - Summary of Information by Reportable Segment - Other Segmental Information (Detail) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Disclosure of reportable segments [line items] |  |  |
Capital expenditure | $ 265 | $ 251 | $ 350
Depreciation and amortisation | 116 | 115 | 112
Share-based payments cost | 28 | 27 | 21
Share of losses/(gains) of associates and joint ventures | 3 | 1 | (3)
Impairment charge | 131 |  | 18
Americas [member] |  |  |
Disclosure of reportable segments [line items] |  |  |
Capital expenditure | 57 | 74 | 120
Depreciation and amortisation | 44 | 46 | 42
Share-based payments cost | 9 | 8 | 6
Share of losses/(gains) of associates and joint ventures | 9 | 6 | 1
Impairment charge | 50 |  | 18
EMEAA [member] |  |  |
Disclosure of reportable segments [line items] |  |  |
Capital expenditure | 71 | 33 | 26
Depreciation and amortisation | 25 | 17 | 15
Share-based payments cost | 4 | 4 | 4
Share of losses/(gains) of associates and joint ventures | (6) | (5) | (4)
Impairment charge | 81 |  |
Greater China [member] |  |  |
Disclosure of reportable segments [line items] |  |  |
Capital expenditure |  | 2 | 2
Depreciation and amortisation | 5 | 7 | 5
Share-based payments cost | 2 | 3 | 3
Central [member] |  |  |
Disclosure of reportable segments [line items] |  |  |
Capital expenditure | 137 | 142 | 202
Depreciation and amortisation | 42 | 45 | 50
Share-based payments cost | $ 13 | $ 12 | $ 8

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