Condensed Consolidated Statements Of Stockholders' Equity (Unaudited) (Parenthetical) (USD $) In Millions, unless otherwise specified	3 Months Ended	9 Months Ended
	Sep. 27, 2014	Sep. 27, 2014
Net unrealized gain on securities tax		$ (2)
Foreign currency translation adjustments tax	(1)	(5)
Amortization of retirement benefit adjustments tax	4	14
Accumulated Other Comprehensive Income (Loss)
Net unrealized gain on securities tax		(2)
Foreign currency translation adjustments tax		(5)
Amortization of retirement benefit adjustments tax		14
Remeasurement of benefit tax		(321)
Effect on Accumulated Other Comprehensive Income (Loss) Due to Change in Measurement Date, Net of Tax	27	27
Net gain on derivative hedging instruments tax		$ 0