Income Taxes (Details) - USD ($) $ in Millions	1 Months Ended		3 Months Ended		6 Months Ended
	Jan. 31, 2015	Nov. 30, 2014	Jul. 02, 2016	Jun. 27, 2015	Jul. 02, 2016	Jun. 27, 2015	Dec. 31, 2015
Effective tax rate on income from continuing operations			28.20%	64.10%	32.40%	170.20%
Unrecognized tax benefits, including income tax penalties and interest accrued			$ 353.4		$ 353.4		$ 334.7
Unrecognized tax benefits liability, interest and penalties accrued			$ 55.3		$ 55.3		$ 52.1
Income tax examination, penalties and interest expense		$ 8.0
Incremental tax obligation	$ 68.9
All Other Entities [Member]
Foreign Statutory Corporate Tax Rate, Year One			26.50%
Foreign Statutory Corporate Tax Rate, Current Year			25.00%