Income Taxes - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Operating Loss Carryforwards [Line Items]
Tax return reassessments and settlements	$ 210	$ (1)	$ 196
Provision for (reversal of) tax reserves, net	544	17	26
Valuation allowances	344	36	379
Intra-entity transfers	(18)	(284)	0
Domestication transaction	0	0	(263)
US foreign tax credits generated by repatriation of foreign earnings			96
Excess tax benefits from stock options and restricted stock units	(80)	(124)	(114)
Undistributed earnings	29,000
Unrecognized tax benefits	572	1,124	1,091	$ 1,552
Additions due to acquisitions	15	26	0
UTB, interest and penalties	74	59
Foreign Tax Credit Carryforwards
Operating Loss Carryforwards [Line Items]
Tax credit carryforward	551
Deferred Interest Carryforward
Operating Loss Carryforwards [Line Items]
Tax credit carryforward	445
Federal
Operating Loss Carryforwards [Line Items]
NOL carryforwards	68
State
Operating Loss Carryforwards [Line Items]
NOL carryforwards	97
Non- U.S.
Operating Loss Carryforwards [Line Items]
NOL carryforwards	1,160
Portion of Non- U.S. with expiration dates
Operating Loss Carryforwards [Line Items]
NOL carryforwards	422
Deferred Interest Carryforward
Operating Loss Carryforwards [Line Items]
Valuation allowances			212
Federal
Operating Loss Carryforwards [Line Items]
Tax return reassessments and settlements	208		25
Provision for (reversal of) tax reserves, net	658		378
Charge for expired tax credits	49		53
Valuation allowances	395		156
Unrecognized tax benefits reclassed to accrued income taxes in connection with IRS settlement	101		144
Foreign
Operating Loss Carryforwards [Line Items]
Increase (decrease) in UTB	143	80	(51)
Federal and State
Operating Loss Carryforwards [Line Items]
Increase (decrease) in UTB	$ (610)	(75)	$ (410)
Deferred Tax Implications
Operating Loss Carryforwards [Line Items]
Intra-entity transfers		188
Capital Loss
Operating Loss Carryforwards [Line Items]
Intra-entity transfers		$ 96