Equity and Accumulated Other Comprehensive Income (Reclassifications out of Accumulated Other Comprehensive Income (Loss)) (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2016	Sep. 30, 2016	Jul. 01, 2016	Apr. 01, 2016	Dec. 31, 2015	Oct. 02, 2015	Jul. 03, 2015	Apr. 03, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net income (loss) attributable to Company common shareholders	$ (104.6)	$ (14.3)	$ 29.8	$ (4.7)	$ (47.9)	$ (29.0)	$ (6.9)	$ (38.1)	$ (93.8)	$ (121.9)	$ (627.6)
Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net income (loss) attributable to Company common shareholders									56.7	20.5
Reclassification out of Accumulated Other Comprehensive Income [Member] | Foreign Currency Translation [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Exit of subsidiaries									27.8	0.0
Sale of subsidiaries									31.8	32.3
Total - foreign currency items									59.6	32.3
Reclassification out of Accumulated Other Comprehensive Income [Member] | Change of Fair Value of Pension Benefit Obligation [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Amortization of prior service cost									(0.6)	(0.6)
Amortization of net loss									(7.0)	(13.7)
Settlement loss									4.7	0.0
Transfers									0.0	2.5
Total - Pension Items									$ 2.9	$ 11.8