Defined Benefit Plans (Narrative) (Details) $ in Millions	6 Months Ended
	Jul. 03, 2015 USD ($)
U.S.
Defined Benefit Plan Disclosure
Defined benefit plans, estimated future employer contributions in current fiscal year	$ 25
Non-U.S.
Defined Benefit Plan Disclosure
Defined benefit plans, estimated future employer contributions in current fiscal year	$ 55