CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Statement of Comprehensive Income [Abstract]
Net income (loss) including non-controlling interests	$ (2,616)	$ 1,112	$ (8,534)	$ 990
Other comprehensive income (loss), net of tax:
Change in foreign currency translation adjustment	(200)	21	(181)	54
Change in unrealized gain on investments in available-for-sale securities	0	6	0	1,162
Other comprehensive income (loss)	(200)	27	(181)	1,216
Comprehensive income (loss) including non-controlling interests	(2,816)	1,139	(8,715)	2,206
Less: comprehensive loss attributable to non-controlling interests	(15)	(32)	(4)	(46)
Comprehensive income (loss) attributable to Uber Technologies, Inc.	$ (2,801)	$ 1,171	$ (8,711)	$ 2,252