v3.19.3

Variable Interest Entities ("VIEs") - Summary of VIEs (Details) - USD ($) $ in Millions | Sep. 30, 2019 | Dec. 31, 2018
--- | --- | ---
Variable Interest Entity [Abstract] |  |
Investment | $ 136 | $ 78
Additional cash contribution | 0 | 58
Limited guarantee | 50 | 50
Maximum exposure to loss | $ 186 | $ 186

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- Definition Variable Interest Entity [Abstract] + References No definition available. + Details
Name: | uber_VariableInterestEntityAbstract
Namespace Prefix: | uber_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Variable Interest Entity, Nonconsolidated, Reporting Entity Involvement, Additional Cash Contribution + References No definition available. + Details
Name: | uber_VariableInterestEntityNonconsolidatedReportingEntityInvolvementAdditionalCashContribution
Namespace Prefix: | uber_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Variable Interest Entity, Nonconsolidated, Reporting Entity Involvement, Limited Guarantee + References No definition available. + Details
Name: | uber_VariableInterestEntityNonconsolidatedReportingEntityInvolvementLimitedGuarantee
Namespace Prefix: | uber_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition The reporting entity's maximum amount of exposure to loss as a result of its involvement with the Variable Interest Entity (VIE). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 6 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=118582676&loc=d3e5747-111685 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph b -URI http://asc.fasb.org/extlink&oid=118582676&loc=d3e5728-111685 + Details
Name: | us-gaap_VariableInterestEntityEntityMaximumLossExposureAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Net carrying amount of the assets and liabilities in the reporting entity's statement of financial position that relate to the reporting entity's variable interest in the Variable Interest Entity (VIE), when the reporting entity is not the VIE's primary beneficiary. + References No definition available. + Details
Name: | us-gaap_VariableInterestEntityNonconsolidatedCarryingAmountAssetsAndLiabilitiesNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant