Intangible Assets And Goodwill (Amortized Intangible Assets, Excluding Goodwill, By Business Segment) (Details) (USD $) In Millions, unless otherwise specified	Jun. 28, 2014	Dec. 31, 2013
Indefinite-lived Intangible Assets by Segment [Line Items]
Gross Carrying Amount	$ 73	$ 53
Accumulated Amortization	49	47
Products
Indefinite-lived Intangible Assets by Segment [Line Items]
Gross Carrying Amount	70	53
Accumulated Amortization	49	47
Services
Indefinite-lived Intangible Assets by Segment [Line Items]
Gross Carrying Amount	3	0
Accumulated Amortization	$ 0	$ 0