Litigation (Narrative) (Details) (USD $)	9 Months Ended
	Oct. 03, 2014
Harbiner Plaintiffs [Member]
Loss Contingencies [Line Items]
Loss Contingency, Damages Sought, Value	$ 1,900,000,000
Loss Contingency, Number of Defendants	5
LightSquared Plaintiffs [Member]
Loss Contingencies [Line Items]
Loss Contingency, Number of Plaintiffs	3
Recreational Data Services [Member]
Loss Contingencies [Line Items]
Estimated Litigation Liability, Current	$ 51,300,000