Pension and Other Postretirement Benefits (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Oct. 03, 2015	Sep. 27, 2014	Oct. 03, 2015	Sep. 27, 2014
U.S.
Components of net periodic benefit cost:
Employer contributions			$ 2.9	$ 3.9
U.S. | Continuing operations
Components of net periodic benefit cost:
Service cost	$ 0.1	$ 0.1	0.3	0.3
Interest cost	10.8	11.1	32.5	33.5
Expected return on plan assets	(12.8)	(12.9)	(38.6)	(38.9)
Recognized net actuarial loss	5.2	4.1	15.4	12.2
Amortization of prior service cost (credit)	0.2	0.2	0.8	0.8
Net periodic benefit cost (credit)	3.5	2.6	10.4	7.9
Int'l
Components of net periodic benefit cost:
Employer contributions			11.2	12.8
Int'l | Continuing operations
Components of net periodic benefit cost:
Service cost	3.3	3.3	10.3	10.0
Interest cost	4.3	5.8	13.1	18.0
Expected return on plan assets	(5.4)	(6.6)	(16.2)	(19.6)
Recognized net actuarial loss	2.4	1.3	7.2	3.9
Amortization of prior service cost (credit)		0.1	(0.1)	0.3
Amortization of transition obligation		0.1		0.1
Recognized loss on curtailment				0.6
Recognized loss on settlement			3.8
Net periodic benefit cost (credit)	4.6	4.0	18.1	13.3
U.S. Postretirement Health Benefits | Continuing operations
Components of net periodic benefit cost:
Interest cost	0.1	0.1	0.2	0.2
Recognized net actuarial loss	0.5	0.7	1.6	2.1
Amortization of prior service cost (credit)	(0.8)	$ (0.8)	(2.4)	(2.4)
Net periodic benefit cost (credit)	$ (0.2)		(0.6)	(0.1)
Employer contributions			$ 0.7	$ 1.2