CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME
Net income	$ 1,175	$ 1,591
Other comprehensive income/(loss), before tax:
Foreign currency translation adjustments	(919)	171
Net changes related to available-for-sale securities:
Unrealized gains/(losses) arising during the period	0	(1)
Total net changes related to available-for-sale securities	0	(1)
Unrealized gains/(losses) on cash flow hedges:
Unrealized gains/(losses) arising during the period	(180)	(352)
Reclassification of (gains)/losses to net income	91	98
Total unrealized gains/(losses) on cash flow hedges	(90)	(254)
Retirement-related benefit plans:
Prior service costs/(credits)	(4)
Net (losses)/gains arising during the period	8	(4)
Curtailments and settlements	8	1
Amortization of prior service (credits)/costs	1	(3)
Amortization of net (gains)/losses	570	464
Total retirement-related benefit plans	582	458
Other comprehensive income/(loss), before tax	(427)	375
Income tax (expense)/benefit related to items of other comprehensive income	(260)	(67)
Other comprehensive income/(loss), net of tax	(686)	308
Total comprehensive income/(loss)	$ 489	$ 1,899