Accumulated Other Comprehensive (Loss) Income - Changes in OCI (Details) - USD ($) $ in Millions		3 Months Ended
		Mar. 31, 2017	Apr. 01, 2016
Changes in Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Accumulated other comprehensive loss		$ 1,791.8
Accumulated other comprehensive loss		1,818.3
Gain (loss) on translation adjustments on noncontrolling interests		0.0	$ (0.4)
Changes in Fair Value of Effective Cash Flow Hedges [Member]
Changes in Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Accumulated other comprehensive loss	[1]	5.4	11.9
Other comprehensive (loss) income, before reclassifications	[1]	(1.1)	(7.9)
Amounts reclassified from accumulated other comprehensive income (loss)	[1]	(1.4)	(1.9)
Net current period other comprehensive income (loss)	[1]	(2.5)	(9.8)
Accumulated other comprehensive loss	[1]	2.9	2.1
Foreign Currency Translation Adjustment [Member]
Changes in Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Accumulated other comprehensive loss	[1]	(25.4)	(14.8)
Other comprehensive (loss) income, before reclassifications	[1],[2]	4.0	5.0
Amounts reclassified from accumulated other comprehensive income (loss)	[1]	0.0	0.0
Net current period other comprehensive income (loss)	[1]	4.0	5.0
Accumulated other comprehensive loss	[1]	(21.4)	(9.8)
Foreign currency transaction and translation gain (loss)		1.2	4.2
Retirement Benefit Adjustment [Member]
Changes in Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Accumulated other comprehensive loss	[1]	(24.2)	(20.1)
Other comprehensive (loss) income, before reclassifications	[1]	(0.3)	(0.1)
Amounts reclassified from accumulated other comprehensive income (loss)	[1]	0.3	0.3
Net current period other comprehensive income (loss)	[1]	0.0	0.2
Accumulated other comprehensive loss	[1]	(24.2)	(19.9)
AOCI Attributable to Parent [Member]
Changes in Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Accumulated other comprehensive loss	[1]	(44.2)	(23.0)
Other comprehensive (loss) income, before reclassifications	[1]	2.6	(3.0)
Amounts reclassified from accumulated other comprehensive income (loss)	[1]	(1.1)	(1.6)
Net current period other comprehensive income (loss)	[1]	1.5	(4.6)
Accumulated other comprehensive loss	[1]	$ (42.7)	$ (27.6)

[1] All amounts are net of tax and noncontrolling interest.

[2] Includes a gain of $1.2 million for the quarter ended March 31, 2017 and a gain of $4.2 million for the quarter ended April 1, 2016 on intra-entity foreign currency transactions that are of a long-term-investment nature; there was zero for the quarter ended March 31, 2017 and a loss of $0.4 million for the quarter ended April 1, 2016 related to noncontrolling interest.