Income Tax Tax (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended	12 Months Ended			6 Months Ended	19 Months Ended	6 Months Ended	12 Months Ended
	Dec. 29, 2012	Dec. 31, 2013	Dec. 29, 2012	Dec. 31, 2011	Dec. 29, 2012 Central Europe	Dec. 31, 2013 Central Europe	Dec. 29, 2012 Serbia	Dec. 31, 2013 Serbia Forecast
Pre-tax income
Domestic		$ 809.7	$ 712.8	$ 767.2
Foreign		(155.2)	(120.7)	7.0
Income (loss) from continuing operations before income taxes		654.5	592.1	774.2
Current:
Federal		39.1	45.5	29.8
State		11.8	8.3	5.7
Foreign		50.7	28.2	25.0
Total current tax expense (benefit)		101.6	82.0	60.5
Deferred:
Federal		59.6	47.9	58.8
State		5.1	6.3	2.1
Foreign		(82.3)	18.3	(22.0)
Total deferred tax expense (benefit)		(17.6)	72.5	38.9
Total income tax expense (benefit) from continuing operations		84.0	154.5	99.4
Effective Income Tax Rate Reconciliation, Percent [Abstract]
Statutory Federal income tax rate		35.00%	35.00%	35.00%	9.00%	20.00%	10.00%	15.00%
State income taxes, net of federal benefits		1.30%	1.40%	1.60%
Effect of foreign tax rates		(27.40%)	(24.50%)	(21.40%)
Effect of foreign tax law and rate changes		0.50%	6.80%	(0.40%)
Effect of unrecognized tax benefits		3.30%	(0.70%)	(1.10%)
Change in valuation allowance		(1.50%)	6.00%	0.00%
Other, net		1.60%	2.10%	(0.90%)
Effective tax rate		12.80%	26.10%	12.80%
Increase in deferred tax liability	$ 38.3