Accumulated Other Comprehensive Income (Loss) (Changes in OCI) (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 26, 2014		Sep. 27, 2013	Dec. 27, 2013
Changes in Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Accumulated other comprehensive loss	$ 10.7	[1]		$ (3.4)	[1]
Other comprehensive income (loss) before reclassifications	12.4	[1]
Amounts reclassified from accumulated other comprehensive income (loss)	1.7	[1]
Net current period other comprehensive income (loss)	14.1	[1]
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Adjustment, before Tax, Portion Attributable to Noncontrolling Interest	(0.2)		0
Changes in Fair Value of Effective Cash Flow Hedges [Member]
Changes in Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Accumulated other comprehensive loss	17.3	[1]		(3.1)	[1]
Other comprehensive income (loss) before reclassifications	19.6	[1]
Amounts reclassified from accumulated other comprehensive income (loss)	0.8	[1]
Net current period other comprehensive income (loss)	20.4	[1]
Foreign Currency Translation Adjustment [Member]
Changes in Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Accumulated other comprehensive loss	5.0	[1]		12.0	[1]
Other comprehensive income (loss) before reclassifications	(7.0)	[1],[2]
Amounts reclassified from accumulated other comprehensive income (loss)	0	[1]
Net current period other comprehensive income (loss)	(7.0)	[1]
Loss on intra-entity foreign currency translations	(2.3)
Retirement Benefit Adjustment [Member]
Changes in Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Accumulated other comprehensive loss	(11.6)	[1]		(12.3)	[1]
Other comprehensive income (loss) before reclassifications	(0.2)	[1],[3]
Amounts reclassified from accumulated other comprehensive income (loss)	0.9	[1]
Net current period other comprehensive income (loss)	$ 0.7	[1]

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

[2] Includes a loss of $2.3 million on intra-entity foreign currency transactions that are of a long-term-investment nature for the nine months ended September 26, 2014.

[3] Includes a loss of $0.2 million of noncontrolling interests related to Retirement Benefit adjustments for the nine months ended September 26, 2014.