Consolidated Statement of Comprehensive Income (Unaudited) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jul. 01, 2017	Jun. 30, 2018	Jul. 01, 2017
Comprehensive Income
Net Income	$ 752	$ 612	$ 1,331	$ 1,163
Other Comprehensive Items:
Currency translation adjustment (net of tax provision of $94, $0, $47 and $0)	(462)	219	(415)	379
Unrealized gains and losses on available-for-sale investments:
Unrealized holding gains arising during the period (net of tax provision of $0, $1, $0 and $1)	0	1	0	2
Reclassification adjustment for (gains) losses included in net income (net of tax (provision) benefit of $0, ($1), $0 and ($1))	0	(1)	0	(1)
Unrealized gains and losses on hedging instruments:
Reclassification adjustment for losses included in net income (net of tax benefit of $1, $1, $2 and $2)	2	2	4	4
Pension and other postretirement benefit liability adjustments:
Pension and other postretirement benefit liability adjustments arising during the period (net of tax provision (benefit) of $2, ($2), $1 and ($3))	5	(7)	3	(9)
Amortization of net loss and prior service benefit included in net periodic pension cost (net of tax benefit of $2, $1, $3 and $2)	6	3	8	5
Total other comprehensive items	(449)	217	(400)	380
Comprehensive Income	$ 303	$ 829	$ 931	$ 1,543