Financial Information for Subsidiary and Guarantor Parent (Cash Flow) (Details) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2016	Mar. 31, 2015
Statement of Cash Flows
Cash flows provided by (used in) operating activities	$ (61.5)	$ 12.0
Investing Activities:
Purchases of property, plant and equipment	(69.5)	(22.6)
Net receipts/(payments) on intercompany activity	0.0	0.0
Asset disposals and other	0.8	0.1
Cash used in investing activities	(68.7)	(22.5)
Financing Activities:
Payments on long-term debt and capital leases	(0.2)	(0.3)
Net borrowings under credit facilities	152.2	0.0
Net receipts/(payments) on intercompany activity	0.0	0.0
Dividends paid to stockholders	(8.6)	(19.3)
Proceeds from (Payments for) Other Financing Activities		(1.7)
Payments for Repurchase of Redeemable Noncontrolling Interest	(6.1)	0.0
Cash provided by (used in) financing activities	137.3	(21.0)
Increase (decrease) in cash and cash equivalents	7.1	(31.5)
Parent Company
Statement of Cash Flows
Cash flows provided by (used in) operating activities	(29.2)	(26.3)
Investing Activities:
Purchases of property, plant and equipment	(0.2)	0.0
Net receipts/(payments) on intercompany activity	0.0	0.0
Asset disposals and other	0.0	0.0
Cash used in investing activities	(0.2)	0.0
Financing Activities:
Payments on long-term debt and capital leases	(0.2)
Net borrowings under credit facilities	0.0
Net receipts/(payments) on intercompany activity	40.1	47.4
Dividends paid to stockholders	(8.6)	(19.3)
Proceeds from (Payments for) Other Financing Activities		(1.5)
Payments for Repurchase of Redeemable Noncontrolling Interest	0.0
Cash provided by (used in) financing activities	31.3	26.6
Increase (decrease) in cash and cash equivalents	1.9	0.3
Subsidiaries
Statement of Cash Flows
Cash flows provided by (used in) operating activities	(117.3)	(42.3)
Investing Activities:
Purchases of property, plant and equipment	(41.0)	(9.1)
Net receipts/(payments) on intercompany activity	0.0	0.0
Asset disposals and other	0.0	0.1
Cash used in investing activities	(41.0)	(9.0)
Financing Activities:
Payments on long-term debt and capital leases	0.0
Net borrowings under credit facilities	0.0
Net receipts/(payments) on intercompany activity	158.0	49.5
Dividends paid to stockholders	0.0	0.0
Proceeds from (Payments for) Other Financing Activities		0.0
Payments for Repurchase of Redeemable Noncontrolling Interest	0.0
Cash provided by (used in) financing activities	158.0	49.5
Increase (decrease) in cash and cash equivalents	(0.3)	(1.8)
NonGuarantor Subsidiaries
Statement of Cash Flows
Cash flows provided by (used in) operating activities	85.0	80.6
Investing Activities:
Purchases of property, plant and equipment	(28.3)	(13.5)
Net receipts/(payments) on intercompany activity	(198.1)	(96.9)
Asset disposals and other	0.8	0.0
Cash used in investing activities	(225.6)	(110.4)
Financing Activities:
Payments on long-term debt and capital leases	0.0
Net borrowings under credit facilities	152.2
Net receipts/(payments) on intercompany activity	0.0	0.0
Dividends paid to stockholders	0.0	0.0
Proceeds from (Payments for) Other Financing Activities		(0.2)
Payments for Repurchase of Redeemable Noncontrolling Interest	(6.1)
Cash provided by (used in) financing activities	146.1	(0.2)
Increase (decrease) in cash and cash equivalents	5.5	(30.0)
Consolidation Eliminations
Statement of Cash Flows
Cash flows provided by (used in) operating activities	0.0	0.0
Investing Activities:
Purchases of property, plant and equipment	0.0	0.0
Net receipts/(payments) on intercompany activity	198.1	96.9
Asset disposals and other	0.0	0.0
Cash used in investing activities	198.1	96.9
Financing Activities:
Payments on long-term debt and capital leases	0.0
Net borrowings under credit facilities	0.0
Net receipts/(payments) on intercompany activity	(198.1)	(96.9)
Dividends paid to stockholders	0.0	0.0
Proceeds from (Payments for) Other Financing Activities		0.0
Payments for Repurchase of Redeemable Noncontrolling Interest	0.0
Cash provided by (used in) financing activities	(198.1)	(96.9)
Increase (decrease) in cash and cash equivalents	$ 0.0	$ 0.0

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Amount of increase (decrease) in cash and cash equivalents. Cash and cash equivalents are the amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Includes effect from exchange rate changes.

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Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.

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Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.

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