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Financial Information for Subsidiary and Guarantor Parent (Cash Flows) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Condensed Financial Statements, Captions [Line Items] |  |  |
Cash flows provided by (used in) operating activities | $ 22.4 | $ (43.7) | $ 131.4
Purchases of property, plant and equipment | (122.7) | (202.2) | (144.5)
Net receipts (payments) on intercompany activity | 0.0 | 0.0 | 0.0
Purchases of businesses, net of cash acquired | 0.0 | 0.0 | (0.5)
Asset disposals and other | 3.1 | 2.2 | (0.1)
Cash flows provided by (used in) investing activities | (119.6) | (200.0) | (145.1)
Borrowings on long-term debt | 8.5 | 387.5 | 0.0
Payments on long-term debt and capital leases | (353.0) | (2.7) | (23.6)
Net borrowings under credit facilities | 1.6 | 3.1 | 1.5
Debt issuance costs | (0.8) | (10.4) | 0.0
Debt extinguishment charge | (35.8) | 0.0 | 0.0
Net receipts (payments) on intercompany activity | 0.0 | 0.0 | 0.0
Issuance of common stock | 397.8 | 0.0 | 0.0
Dividends paid to stockholders | 0.0 | (25.8) | (66.5)
Dividends paid to noncontrolling interests | (8.0) | (16.0) | (16.0)
Sale to noncontrolling interest | 3.7 | 0.0 | 0.0
Acquisition of noncontrolling interests | 0.0 | (12.2) | 0.0
Shares repurchased for income tax withholding on share-based compensation | (4.8) | 0.0 | (1.4)
Other |  |  | 0.1
Cash provided by (used in) financing activities | 9.2 | 323.5 | (106.0)
Increase (decrease) in cash and cash equivalents | (88.0) | 79.8 | (119.7)
Legal Entities [Member] | Guarantor Parent [Member] |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |
Cash flows provided by (used in) operating activities | (78.8) | (78.5) | (70.0)
Purchases of property, plant and equipment | (0.9) | (0.5) | (0.6)
Net receipts (payments) on intercompany activity | 0.0 | 0.0 | 0.0
Purchases of businesses, net of cash acquired |  |  | 0.0
Asset disposals and other | 0.0 | 0.0 | 0.0
Cash flows provided by (used in) investing activities | (0.9) | (0.5) | (0.6)
Borrowings on long-term debt | 0.0 | 287.5 |
Payments on long-term debt and capital leases | (350.4) | (0.7) | (0.6)
Net borrowings under credit facilities | 0.0 | 0.0 |
Debt issuance costs | 0.0 | (9.4) |
Debt extinguishment charge | (35.8) |  |
Net receipts (payments) on intercompany activity | 72.7 | (170.7) | 137.3
Issuance of common stock | 397.8 |  |
Dividends paid to stockholders | 0.0 | (25.8) | (66.5)
Dividends paid to noncontrolling interests | 0.0 | 0.0 | 0.0
Sale to noncontrolling interest | 0.0 |  |
Acquisition of noncontrolling interests |  | 0.0 |
Shares repurchased for income tax withholding on share-based compensation | (4.8) |  |
Other |  |  | (1.4)
Cash provided by (used in) financing activities | 79.5 | 80.9 | 68.8
Increase (decrease) in cash and cash equivalents | (0.2) | 1.9 | (1.8)
Legal Entities [Member] | Subsidiary [Member] |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |
Cash flows provided by (used in) operating activities | (101.5) | (232.3) | (134.8)
Purchases of property, plant and equipment | (38.5) | (98.7) | (66.9)
Net receipts (payments) on intercompany activity | 0.0 | 0.0 | 0.0
Purchases of businesses, net of cash acquired |  |  | 0.0
Asset disposals and other | 0.1 | 0.2 | 0.2
Cash flows provided by (used in) investing activities | (38.4) | (98.5) | (66.7)
Borrowings on long-term debt | 0.0 | 0.0 |
Payments on long-term debt and capital leases | (0.3) | (0.2) | (0.1)
Net borrowings under credit facilities | 0.0 | 0.0 |
Debt issuance costs | 0.0 | 0.0 |
Debt extinguishment charge | 0.0 |  |
Net receipts (payments) on intercompany activity | 151.2 | 330.7 | 190.6
Issuance of common stock | 0.0 |  |
Dividends paid to stockholders | 0.0 | 0.0 | 0.0
Dividends paid to noncontrolling interests | 0.0 | 0.0 | 0.0
Sale to noncontrolling interest | 0.0 |  |
Acquisition of noncontrolling interests |  | 0.0 |
Shares repurchased for income tax withholding on share-based compensation | 0.0 |  |
Other |  |  | 0.0
Cash provided by (used in) financing activities | 150.9 | 330.5 | 190.5
Increase (decrease) in cash and cash equivalents | 11.0 | (0.3) | (11.0)
Legal Entities [Member] | Non-Guarantor Subsidiaries [Member] |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |
Cash flows provided by (used in) operating activities | 214.7 | 291.1 | 360.2
Purchases of property, plant and equipment | (83.3) | (103.0) | (77.0)
Net receipts (payments) on intercompany activity | (223.9) | (160.0) | (327.9)
Purchases of businesses, net of cash acquired |  |  | (0.5)
Asset disposals and other | 3.0 | 2.0 | (0.3)
Cash flows provided by (used in) investing activities | (304.2) | (261.0) | (405.7)
Borrowings on long-term debt | 8.5 | 100.0 |
Payments on long-term debt and capital leases | (2.3) | (1.8) | (22.9)
Net borrowings under credit facilities | 1.6 | 3.1 |
Debt issuance costs | (0.8) | (1.0) |
Debt extinguishment charge | 0.0 |  |
Net receipts (payments) on intercompany activity | 0.0 | 0.0 | 0.0
Issuance of common stock | 0.0 |  |
Dividends paid to stockholders | (12.0) | (24.0) | (24.0)
Dividends paid to noncontrolling interests | (8.0) | (16.0) | (16.0)
Sale to noncontrolling interest | 3.7 |  |
Acquisition of noncontrolling interests |  | (12.2) |
Shares repurchased for income tax withholding on share-based compensation | 0.0 |  |
Other |  |  | 1.5
Cash provided by (used in) financing activities | (9.3) | 48.1 | (61.4)
Increase (decrease) in cash and cash equivalents | (98.8) | 78.2 | (106.9)
Eliminations [Member] |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |
Cash flows provided by (used in) operating activities | (12.0) | (24.0) | (24.0)
Purchases of property, plant and equipment | 0.0 | 0.0 | 0.0
Net receipts (payments) on intercompany activity | 223.9 | 160.0 | 327.9
Purchases of businesses, net of cash acquired |  |  | 0.0
Asset disposals and other | 0.0 | 0.0 | 0.0
Cash flows provided by (used in) investing activities | 223.9 | 160.0 | 327.9
Borrowings on long-term debt | 0.0 | 0.0 |
Payments on long-term debt and capital leases | 0.0 | 0.0 | 0.0
Net borrowings under credit facilities | 0.0 | 0.0 |
Debt issuance costs | 0.0 | 0.0 |
Debt extinguishment charge | 0.0 |  |
Net receipts (payments) on intercompany activity | (223.9) | (160.0) | (327.9)
Issuance of common stock | 0.0 |  |
Dividends paid to stockholders | 12.0 | 24.0 | 24.0
Dividends paid to noncontrolling interests | 0.0 | 0.0 | 0.0
Sale to noncontrolling interest | 0.0 |  |
Acquisition of noncontrolling interests |  | 0.0 |
Shares repurchased for income tax withholding on share-based compensation | 0.0 |  |
Other |  |  | 0.0
Cash provided by (used in) financing activities | (211.9) | (136.0) | (303.9)
Increase (decrease) in cash and cash equivalents | $ 0.0 | $ 0.0 | $ 0.0

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