CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME
Net income	$ 3,449	$ 4,137	$ 5,777	$ 6,521
Other comprehensive income/(loss), before tax:
Foreign currency translation adjustments	102	339	(350)	278
Net changes related to available-for-sale securities:
Unrealized gains/(losses) arising during the period	(15)	1	17	1
Reclassification of (gains)/losses to net income	0	0	0	5
Total net changes related to available-for-sale securities	(15)	1	16	5
Unrealized gains/(losses) on cash flow hedges:
Unrealized gains/(losses) arising during the period	(187)	(16)	432	72
Reclassification of (gains)/losses to net income	(321)	34	(570)	33
Total unrealized gains/(losses) on cash flow hedges	(508)	18	(138)	104
Retirement-related benefit plans:
Prior service costs/(credits)	1	0	6	1
Net (losses)/gains arising during the period	93	15	16	47
Curtailments and settlements	3	8	7	13
Amortization of prior service (credits)/cost	(25)	(29)	(51)	(59)
Amortization of net (gains)/losses	821	639	1,656	1,288
Total retirement-related benefit plans	894	633	1,635	1,290
Other comprehensive income/(loss), before tax	472	991	1,163	1,678
Income tax (expense)/benefit related to items of other comprehensive income	(62)	(205)	(719)	(445)
Other comprehensive income/(loss)	411	787	444	1,232
Total comprehensive income/(loss)	$ 3,860	$ 4,923	$ 6,221	$ 7,753