Income Taxes (Schedule of Deferred Tax Accounts) (Details) - USD ($) $ in Millions	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Inventory and accounts receivable, deferred tax asset	$ 18.3	$ 10.2
Fixed assets and intangibles, deferred tax asset	2.0	14.5
Postemployment and other benefit liabilities, deferred tax asset	42.0	65.5
Other reserves and accruals, deferred tax asset	16.0	12.7
Net operating losses and credit carryforwards, deferred tax asset	227.1	133.4
Deferred Tax Asset Investments and Other Assets	0.0	1.1
Other, deferred tax asset	5.3	6.2
Gross deferred tax assets	310.7	243.6
Deferred tax valuation allowances	(225.5)	(133.3)	$ (50.8)	$ (46.9)
Deferred tax assets net of valuation allowances	85.2	110.3
Fixed assets and intangibles, deferred tax liability	(90.6)	(96.7)
Deferred Tax Liabilities, Undistributed Foreign Earnings	(4.2)	(3.9)
Other, deferred tax liability	(6.0)	(6.7)
Gross deferred tax liability	(100.8)	(107.3)
Net deferred tax assets (liabilities)	$ (15.6)	$ (3.0)