Accumulated Other Comprehensive Income (Loss) (Reclassifications out of Accumulated Other Comprehensive Income (Loss)) (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2017	Apr. 01, 2016
Amortization of defined pension items, net of tax:
Selling, general and administrative expenses	$ 94.8	$ 88.5
Cost of sales	799.6	891.8
Total	(0.8)	(11.8)
Pension Items [Member]
Amortization of defined pension items, net of tax:
Total	0.8	1.3
Reclassification out of Accumulated Other Comprehensive Income [Member] | Sale of Subsidiaries [Member]
Amortization of defined pension items, net of tax:
Selling, general and administrative expenses	0.0	10.5
Reclassification out of Accumulated Other Comprehensive Income [Member] | Prior Service Cost [Member]
Amortization of defined pension items, net of tax:
Cost of sales	0.1	0.1
Reclassification out of Accumulated Other Comprehensive Income [Member] | Net Loss [Member]
Amortization of defined pension items, net of tax:
Cost of sales	$ (0.7)	$ (1.2)