Financial Information for Subsidiary and Guarantor Parent (Cash Flow) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014
Statement of Cash Flows
Cash flows provided by (used in) operating activities	$ 12.0	$ (56.9)
Investing Activities:
Purchases of property, plant and equipment	(22.6)	(39.6)
Purchases of businesses, net of cash acquired	0	(71.1)
Net receipts/(payments) on intercompany activity	0	0
Asset disposals and other	0.1	1.8
Cash used in investing activities	(22.5)	(108.9)
Financing Activities:
Repayments of Long-term Debt, Long-term Capital Lease Obligations, and Capital Securities	(0.3)	(0.1)
Net receipts/(payments) on intercompany activity	0	0
Dividends paid to stockholders	(19.3)us-gaap_PaymentsOfDividendsCommonStock	(19.3)us-gaap_PaymentsOfDividendsCommonStock
Other	(1.7)	(4.0)
Cash used in financing activities	(21.0)	(23.3)
Decrease in cash and cash equivalents	(31.5)	(189.1)
Parent Company
Statement of Cash Flows
Cash flows provided by (used in) operating activities	(26.3)	(29.7)
Investing Activities:
Purchases of property, plant and equipment	0	0
Purchases of businesses, net of cash acquired		0
Net receipts/(payments) on intercompany activity	0	0
Asset disposals and other	0	0
Cash used in investing activities	0	0
Financing Activities:
Net receipts/(payments) on intercompany activity	47.4	58.9
Dividends paid to stockholders	(19.3)	(19.3)
Other	(1.5)	(4.0)
Cash used in financing activities	26.6	35.6
Decrease in cash and cash equivalents	0.3	5.9
Subsidiaries
Statement of Cash Flows
Cash flows provided by (used in) operating activities	(42.3)	(125.6)
Investing Activities:
Purchases of property, plant and equipment	(9.1)	(26.3)
Purchases of businesses, net of cash acquired		0
Net receipts/(payments) on intercompany activity	0	0
Asset disposals and other	0.1	1.4
Cash used in investing activities	(9.0)	(24.9)
Financing Activities:
Net receipts/(payments) on intercompany activity	49.5	150.0
Dividends paid to stockholders	0	0
Other	0	0
Cash used in financing activities	49.5	150.0
Decrease in cash and cash equivalents	(1.8)	(0.5)
NonGuarantor Subsidiaries
Statement of Cash Flows
Cash flows provided by (used in) operating activities	80.6	98.4
Investing Activities:
Purchases of property, plant and equipment	(13.5)	(13.3)
Purchases of businesses, net of cash acquired		(71.1)
Net receipts/(payments) on intercompany activity	(96.9)	(208.9)
Asset disposals and other	0	0.4
Cash used in investing activities	(110.4)	(292.9)
Financing Activities:
Net receipts/(payments) on intercompany activity	0	0
Dividends paid to stockholders	0	0
Other	(0.2)	0
Cash used in financing activities	(0.2)	0
Decrease in cash and cash equivalents	(30.0)	(194.5)
Consolidation Eliminations
Statement of Cash Flows
Cash flows provided by (used in) operating activities	0	0
Investing Activities:
Purchases of property, plant and equipment	0	0
Purchases of businesses, net of cash acquired		0
Net receipts/(payments) on intercompany activity	96.9	208.9
Asset disposals and other	0	0
Cash used in investing activities	96.9	208.9
Financing Activities:
Net receipts/(payments) on intercompany activity	(96.9)	(208.9)
Dividends paid to stockholders	0	0
Other	0	0
Cash used in financing activities	(96.9)	(208.9)
Decrease in cash and cash equivalents	$ 0	$ 0

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Amount of cash inflow (outflow) from investing activities, including discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.

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The cash outflow for purchases of and capital improvements on property, plant and equipment (capital expenditures), software, and other intangible assets.

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