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Revenue - Amounts Received and Not Yet Recognized Related to Performance Obligations (Detail) - USD ($) $ in Millions | Dec. 31, 2019 | Dec. 31, 2018
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Disclosure of transaction price allocated to remaining performance obligations [line items] |  |
Transaction price allocated to remaining performance obligations | $ 1,564 | $ 1,506
Due within one year [member] |  |
Disclosure of transaction price allocated to remaining performance obligations [line items] |  |
Transaction price allocated to remaining performance obligations | 555 | 572
Between 1 and 2 years [member] |  |
Disclosure of transaction price allocated to remaining performance obligations [line items] |  |
Transaction price allocated to remaining performance obligations | 326 | 288
Between 2 and 3 years [member] |  |
Disclosure of transaction price allocated to remaining performance obligations [line items] |  |
Transaction price allocated to remaining performance obligations | 206 | 184
Between 3 and 4 years [member] |  |
Disclosure of transaction price allocated to remaining performance obligations [line items] |  |
Transaction price allocated to remaining performance obligations | 142 | 128
Between 4 and 5 years [member] |  |
Disclosure of transaction price allocated to remaining performance obligations [line items] |  |
Transaction price allocated to remaining performance obligations | 106 | 95
More than 5 years [member] |  |
Disclosure of transaction price allocated to remaining performance obligations [line items] |  |
Transaction price allocated to remaining performance obligations | 229 | 239
Loyalty and co-brand [member] |  |
Disclosure of transaction price allocated to remaining performance obligations [line items] |  |
Transaction price allocated to remaining performance obligations | 1,299 | 1,258
Loyalty and co-brand [member] | Due within one year [member] |  |
Disclosure of transaction price allocated to remaining performance obligations [line items] |  |
Transaction price allocated to remaining performance obligations | 487 | 502
Loyalty and co-brand [member] | Between 1 and 2 years [member] |  |
Disclosure of transaction price allocated to remaining performance obligations [line items] |  |
Transaction price allocated to remaining performance obligations | 292 | 257
Loyalty and co-brand [member] | Between 2 and 3 years [member] |  |
Disclosure of transaction price allocated to remaining performance obligations [line items] |  |
Transaction price allocated to remaining performance obligations | 176 | 158
Loyalty and co-brand [member] | Between 3 and 4 years [member] |  |
Disclosure of transaction price allocated to remaining performance obligations [line items] |  |
Transaction price allocated to remaining performance obligations | 115 | 106
Loyalty and co-brand [member] | Between 4 and 5 years [member] |  |
Disclosure of transaction price allocated to remaining performance obligations [line items] |  |
Transaction price allocated to remaining performance obligations | 79 | 75
Loyalty and co-brand [member] | More than 5 years [member] |  |
Disclosure of transaction price allocated to remaining performance obligations [line items] |  |
Transaction price allocated to remaining performance obligations | 150 | 160
Other [member] |  |
Disclosure of transaction price allocated to remaining performance obligations [line items] |  |
Transaction price allocated to remaining performance obligations | 265 | 248
Other [member] | Due within one year [member] |  |
Disclosure of transaction price allocated to remaining performance obligations [line items] |  |
Transaction price allocated to remaining performance obligations | 68 | 70
Other [member] | Between 1 and 2 years [member] |  |
Disclosure of transaction price allocated to remaining performance obligations [line items] |  |
Transaction price allocated to remaining performance obligations | 34 | 31
Other [member] | Between 2 and 3 years [member] |  |
Disclosure of transaction price allocated to remaining performance obligations [line items] |  |
Transaction price allocated to remaining performance obligations | 30 | 26
Other [member] | Between 3 and 4 years [member] |  |
Disclosure of transaction price allocated to remaining performance obligations [line items] |  |
Transaction price allocated to remaining performance obligations | 27 | 22
Other [member] | Between 4 and 5 years [member] |  |
Disclosure of transaction price allocated to remaining performance obligations [line items] |  |
Transaction price allocated to remaining performance obligations | 27 | 20
Other [member] | More than 5 years [member] |  |
Disclosure of transaction price allocated to remaining performance obligations [line items] |  |
Transaction price allocated to remaining performance obligations | $ 79 | $ 79

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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table. + References No definition available. + Details
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- Definition The amount of the transaction price allocated to the performance obligations that are unsatisfied (or partially unsatisfied) as of the end of the reporting period. The transaction price is the amount of consideration to which an entity expects to be entitled in exchange for transferring promised goods or services to a customer, excluding amounts collected on behalf of third parties (for example, some sales taxes). [Refer: Performance obligations [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 15 -IssueDate 2019-01-01 -Paragraph 120 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2019-en-r&anchor=para_120_a&doctype=Standard -URIDate 2019-03-27 + Details
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