Consolidated Condensed Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 26, 2015	Sep. 27, 2014	Sep. 26, 2015	Sep. 27, 2014
Statement of Comprehensive Income [Abstract]
Net income	$ 3,109	$ 3,317	$ 7,807	$ 8,043
Other comprehensive income, net of tax:
Change in net unrealized holding gains (losses) on available-for-sale investments	(1,029)	303	(943)	217
Change in deferred tax asset valuation allowance	(5)	(26)	(13)	(30)
Change in net unrealized holding gains (losses) on derivatives	42	(184)	89	(173)
Change in net prior service (costs) credits	2	2	6	(41)
Change in actuarial valuation	11	(148)	30	(143)
Change in net foreign currency translation adjustment	(1)	(121)	(170)	(127)
Other comprehensive income (loss)	(980)	(174)	(1,001)	(297)
Total comprehensive income	$ 2,129	$ 3,143	$ 6,806	$ 7,746