v3.19.3

Commitments and Contingencies (Details) $ in Millions |  |  |  |  | 1 Months Ended | 9 Months Ended | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
May 15, 2019 plaintiff | Mar. 26, 2019 USD ($) | Mar. 11, 2019 USD ($) | Sep. 25, 2018 plaintiff | May 31, 2017 indictment | Sep. 30, 2019 USD ($) | Dec. 31, 2016 lawsuit | May 31, 2019 USD ($) | Dec. 31, 2018 USD ($) | Jan. 06, 2017 TWD ($) | Jan. 05, 2017 TWD ($)
Commitments and Contingencies Disclosure [Abstract] |  |  |  |  |  |  |  |  |  |  |
Loss contingency accrual |  |  |  |  |  | $ 1,400 |  |  | $ 1,100 |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Taiwan, maximum fine per offense |  |  |  |  |  |  |  |  |  | $ 25,000,000 | $ 150,000
HMRC |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Value-added-tax percentage |  |  |  |  |  | 20.00% |  |  |  |  |
O'Conner, et al., v. Uber Technologies, Inc. and Yucesoy v. Uber Technologies, Inc., et al. |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of plaintiffs | plaintiff |  |  |  | 2 |  |  |  |  |  |  |
O'Conner, et al., v. Uber Technologies, Inc. and Yucesoy v. Uber Technologies, Inc., et al. | Settled Litigation |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Settlement amount awarded to other party |  |  | $ 20 |  |  |  |  |  |  |  |
Independant Contractor Misclassification Claims | Settled Litigation |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Estimated settlement cost |  |  |  |  |  | $ 142 |  |  |  |  |
Independant Contractor Misclassification Claims | Settled Litigation | Minimum |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Estimated settlement cost |  |  |  |  |  |  |  | $ 146 |  |  |
Independant Contractor Misclassification Claims | Settled Litigation | Maximum |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Estimated settlement cost |  |  |  |  |  |  |  | $ 170 |  |  |
Google v. Levandowski |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Settlement amount awarded to other party |  | $ 127 |  |  |  |  |  |  |  |  |
Estimated settlement cost |  |  |  |  |  | $ 65 |  |  |  |  |
Joint and Several Liability |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Settlement amount awarded to other party |  | $ 1 |  |  |  |  |  |  |  |  |
Copenhagen Criminal Prosecution |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of indictments | indictment |  |  |  |  | 4 |  |  |  |  |  |
Malden Transportion v. Uber Technologies, Inc. |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of plaintiffs | plaintiff | 6 |  |  |  |  |  |  |  |  |  |
Number of lawsuits | lawsuit |  |  |  |  |  |  | 7 |  |  |  |

X
- Definition Loss Contingency, Foreign Regulatory, Fine Amount + References No definition available. + Details
Name: | uber_LossContingencyForeignRegulatoryFineAmount
Namespace Prefix: | uber_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Loss Contingency, Number Of Indictments + References No definition available. + Details
Name: | uber_LossContingencyNumberOfIndictments
Namespace Prefix: | uber_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Loss Contingency, Value-Added-Tax Percentage + References No definition available. + Details
Name: | uber_LossContingencyValueAddedTaxPercentage
Namespace Prefix: | uber_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_CommitmentsAndContingenciesDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount awarded to other party in judgment or settlement of litigation. + References No definition available. + Details
Name: | us-gaap_LitigationSettlementAmountAwardedToOtherParty
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_LossContingenciesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of loss contingency liability. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=118942415&loc=d3e14326-108349 + Details
Name: | us-gaap_LossContingencyAccrualAtCarryingValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Reflects the estimated amount of loss from the specified contingency as of the balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118942415&loc=d3e14435-108349 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 9 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118942415&loc=d3e14557-108349 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=118943654&loc=d3e12021-110248 + Details
Name: | us-gaap_LossContingencyEstimateOfPossibleLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The total number of new claims filed pertaining to a loss contingency during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118942415&loc=d3e14435-108349 + Details
Name: | us-gaap_LossContingencyNewClaimsFiledNumber
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of plaintiffs that have filed claims pertaining to a loss contingency. + References No definition available. + Details
Name: | us-gaap_LossContingencyNumberOfPlaintiffs
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_IncomeTaxAuthorityNameAxis=us-gaap_HerMajestysRevenueAndCustomsHMRCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_LitigationCaseAxis=uber_OConneretal.v.UberTechnologiesInc.andYucesoyv.UberTechnologiesInc.etal.Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LitigationStatusAxis=us-gaap_SettledLitigationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_LitigationCaseAxis=uber_IndependantContractorMisclassificationClaimsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_LitigationCaseAxis=uber_Googlev.LevandowskiMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_LitigationCaseAxis=uber_JointAndSeveralLiabilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_LitigationCaseAxis=uber_CopenhagenCriminalProsecutionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_LitigationCaseAxis=uber_MaldenTransportionv.UberTechnologiesInc.Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |