Defined Benefit Plans (Components Of Net Periodic Benefit Cost) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 26, 2014	Sep. 27, 2013	Sep. 26, 2014	Sep. 27, 2013
U.S. pension benefits
Defined Benefit Plan Disclosure
Service cost	$ 1.5	$ 1.4	$ 4.5	$ 4.2
Interest cost	26.4	25.0	79.4	72.4
Expected return on plan assets	(32.1)	(31.2)	(96.7)	(94.0)
Amortization of actuarial loss	4.6	8.6	13.8	22.6
Net periodic benefit cost	0.4	3.8	1.0	5.2
Non-U.S. pension benefits
Defined Benefit Plan Disclosure
Service cost	7.7	6.7	23.7	19.9
Interest cost	11.6	10.4	35.1	31.2
Expected return on plan assets	(10.5)	(8.4)	(31.6)	(25.5)
Amortization of actuarial loss	1.7	1.9	5.2	5.9
Amortization of prior service credit	0	(0.1)	0	(0.3)
Settlement losses recognized	0	0	0	0.6
Net periodic benefit cost	10.5	10.5	32.4	31.8
Other Post-Retirement Benefits
Defined Benefit Plan Disclosure
Service cost	0.2	0.3	0.8	1.1
Interest cost	2.6	2.0	6.8	6.0
Amortization of actuarial loss	0.7	0.2	0.7	1.0
Amortization of prior service credit	(1.0)	(1.7)	(3.0)	(5.0)
Net periodic benefit cost	$ 2.5	$ 0.8	$ 5.3	$ 3.1