CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME - USD ($) $ in Millions	3 Months Ended				9 Months Ended
	Sep. 30, 2022		Sep. 30, 2021	[2]	Sep. 30, 2022		Sep. 30, 2021	[2]
CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME
Net income/(loss)	$ (3,196)	[1]	$ 1,130	[3]	$ (1,071)	[1]	$ 3,410	[3]
Other comprehensive income/(loss), before tax
Foreign currency translation adjustments	143		(114)		799		463
Net changes related to available-for-sale securities
Unrealized gains/(losses) arising during the period	0		0		(1)		0
Total net changes related to available-for-sale securities	0		0		(1)		0
Unrealized gains/(losses) on cash flow hedges
Unrealized gains/(losses) arising during the period	189		109		449		262
Reclassification of (gains)/losses to net income	(12)		32		4		282
Total unrealized gains/(losses) on cash flow hedges	178		141		453		545
Retirement-related benefit plans
Prior service costs/(credits)	412		0		408		0
Net (losses)/gains arising during the period	53		1		63		23
Curtailments and settlements	5,913		13		5,931		46
Amortization of prior service (credits)/costs	3		3		16		8
Amortization of net (gains)/losses	388		638		1,305		1,929
Total retirement-related benefit plans	6,768		656		7,722		2,006
Other comprehensive income/(loss), before tax	7,089		683		8,973		3,014
Income tax (expense)/benefit related to items of other comprehensive income	(2,058)		(333)		(2,877)		(978)
Other comprehensive income/(loss), net of tax	5,030		350		6,096		2,035
Total comprehensive income	$ 1,834		$ 1,480		$ 5,025		$ 5,446

[1] Includes the impact of a one-time, non-cash pension settlement charge. Refer to note 18, "Retirement-Related Benefits," for additional information.

[2] Amounts presented have not been recast to exclude discontinued operations.

[3] Reclassified to reflect discontinued operations presentation.