v3.22.0.1
Cover Page - USD ($)
$ in Billions
 12 Months Ended
Dec. 31, 2021
Feb. 22, 2022
Jun. 30, 2021
Cover [Abstract]      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2021    
Current Fiscal Year End Date --12-31    
Document Transition Report false    
Entity File Number 001-38902    
Entity Registrant Name UBER TECHNOLOGIES, INC.    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 45-2647441    
Entity Address, Address Line One 1515 3rd Street    
Entity Address, City or Town San Francisco    
Entity Address, State or Province CA    
Entity Address, Postal Zip Code 94158    
City Area Code 415    
Local Phone Number 612-8582    
Title of each class Common Stock, par value $0.00001 per share    
Trading Symbol UBER    
Security Exchange Name NYSE    
Entity Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Large Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag true    
Entity Shell Company false    
Entity Public Float     $ 90.5
Entity Common Stock, Shares Outstanding   1,954,464,088  
Documents Incorporated by Reference Portions of the registrant’s Definitive Proxy Statement relating to the Annual Meeting of Stockholders are incorporated by reference into Part III of this Annual Report on Form 10-K where indicated. Such Definitive Proxy Statement will be filed with the Securities and Exchange Commission within 120 days after the end of the registrant’s fiscal year ended December 31, 2021.    
Entity Central Index Key 0001543151    
Amendment Flag false    
Document Fiscal Year Focus 2021    
Document Fiscal Period Focus FY