Revenue Recognition - Disaggregation of Revenue by Geography (Details) - USD ($) $ in Millions	3 Months Ended			9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021		Sep. 30, 2022	Sep. 30, 2021
Revenue by Geography
Revenues	$ 14,107	$ 13,251	[1]	$ 43,840	$ 40,656	[1]
Americas
Revenue by Geography
Revenues	7,416	6,579		22,614	20,178
EMEA
Revenue by Geography
Revenues	3,959	3,939		12,716	12,181
Asia Pacific
Revenue by Geography
Revenues	$ 2,732	$ 2,734		$ 8,509	$ 8,297

[1] Reclassified to reflect discontinued operations presentation.