Accumulated Other Comprehensive Income (Changes in Accumulated Other Comprehensive Income (Loss)) (Details) - USD ($) $ in Millions		3 Months Ended
		Apr. 01, 2017	Mar. 26, 2016
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning balance AOCI		$ (81.1)	$ (56.1)
Other comprehensive income (loss) before reclassifications	[1]	2.1	(1.1)
Amounts reclassified from AOCI		1.7	(0.4)
Income tax expense (benefit)		(0.8)	0.1
Net reclassifications		0.9	(0.3)
Other comprehensive income (loss)	[1]	3.0	(1.4)
Ending balance AOCI		(78.1)	(57.5)
Foreign currency translation adjustments [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning balance AOCI		(53.5)	(47.3)
Other comprehensive income (loss) before reclassifications	[1]	2.7	5.0
Amounts reclassified from AOCI		0.0	0.0
Income tax expense (benefit)		0.0	0.0
Net reclassifications		0.0	0.0
Other comprehensive income (loss)	[1]	2.7	5.0
Ending balance AOCI		(50.8)	(42.3)
Derivatives [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning balance AOCI		2.8	4.0
Other comprehensive income (loss) before reclassifications	[1]	(0.6)	(6.1)
Amounts reclassified from AOCI	[2]	(0.7)	(1.5)
Income tax expense (benefit)		0.0	0.4
Net reclassifications		(0.7)	(1.1)
Other comprehensive income (loss)	[1]	(1.3)	(7.2)
Ending balance AOCI		1.5	(3.2)
Pension adjustments [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning balance AOCI		(30.4)	(12.8)
Other comprehensive income (loss) before reclassifications	[1]	0.0	0.0
Amounts reclassified from AOCI	[3]	2.4	1.1
Income tax expense (benefit)		(0.8)	(0.3)
Net reclassifications		1.6	0.8
Other comprehensive income (loss)	[1]	1.6	0.8
Ending balance AOCI		$ (28.8)	$ (12.0)

[1] Other comprehensive income (loss) is reported net of taxes and noncontrolling interest.

[2] Amounts related to foreign currency derivatives are included in cost of goods sold. Amounts related to interest rate swaps and cross currency hedges are included in interest expense.

[3] Amounts reclassified are included in the computation of net pension expense.