Other (Income) and Expenses (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Derivative Instruments, Gain (Loss)
Foreign currency transaction losses/(gains)	$ (166)	$ (494)	$ (78)	$ (670)
(Gains)/losses on derivative instruments	141	439	(1)	541
Interest income	(201)	(28)	(371)	(46)
Net (gains)/losses from securities and investment assets	3	54	8	273
Retirement-related costs/(income)	1	192	(4)	394
Other	(39)	(243)	(61)	(327)
Total other (income) and expense	$ (261)	(81)	$ (506)	166
Unrealized loss on retained shares		56		278
Gain related to divestiture of healthcare software assets		232
Cash-Settled Swap
Derivative Instruments, Gain (Loss)
(Gains)/losses on derivative instruments		$ 88		$ 88