Equity (Dividends Declared) (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended
	Oct. 02, 2016	Jun. 26, 2016	Mar. 27, 2016	Dec. 27, 2015	Sep. 27, 2015	Jun. 28, 2015	Mar. 29, 2015	Dec. 28, 2014
Equity [Abstract]
Dividend per share		$ 0.20	$ 0.20	$ 0.2	$ 0.2	$ 0.16	$ 0.16	$ 0.16
Dividend payable per share	$ 0.25
Record date	Nov. 17, 2016	Aug. 04, 2016	May 05, 2016	Feb. 04, 2016	Nov. 12, 2015	Aug. 06, 2015	May 07, 2015	Feb. 05, 2015
Total amount	$ 0.0	$ 0.0	$ 293.0	$ 294.9	$ 297.0	$ 239.0	$ 240.1	$ 240.1
Payment date	Dec. 02, 2016	Aug. 19, 2016	May 20, 2016	Feb. 19, 2016	Nov. 27, 2015	Aug. 21, 2015	May 22, 2015	Feb. 20, 2015