CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN ACCUMULATED OTHER COMPREHENSIVE INCOME/(LOSS) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Changes in Accumulated Other Comprehensive Income/(Loss)
Beginning balance	$ 11,253	$ 14,342	$ 14,485	$ 13,319
Total period activity	82	(99)	(129)	10
Ending balance	11,297	14,423	11,297	14,423
Derivative Instruments
Changes in Accumulated Other Comprehensive Income/(Loss)
Beginning balance			(259)	(177)
Reclassification adjustments			8	7
Unrealized loss on hedges			(39)	(111)
Total period activity			(31)	(104)
Ending balance	(290)	(281)	(290)	(281)
Translation Adjustments
Changes in Accumulated Other Comprehensive Income/(Loss)
Beginning balance			(674)	(853)
Currency translation adjustments			(99)	113
Total period activity			(99)	113
Ending balance	(773)	(740)	(773)	(740)
Other
Changes in Accumulated Other Comprehensive Income/(Loss)
Other			1	1
Total period activity			1	1
Ending balance	1	1	1	1
Total
Changes in Accumulated Other Comprehensive Income/(Loss)
Beginning balance			(933)	(1,030)
Reclassification adjustments			8	7
Unrealized loss on hedges			(39)	(111)
Currency translation adjustments			(99)	113
Other			1	1
Total period activity			(129)	10
Ending balance	$ (1,062)	$ (1,020)	$ (1,062)	$ (1,020)