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Segment Information Summarized Financial Information by Reportable Segments (Footnote) (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2015 | Jun. 30, 2015 | Jan. 12, 2015
Cost of goods sold |  |  |
Segment Reporting Information [Line Items] |  |  |
Utilization of inventory markup | $ 27.3 | $ 67.6 |
Equity in net income of unconsolidated investments |  |  |
Segment Reporting Information [Line Items] |  |  |
Utilization of inventory markup | 10.0 | 17.9 |
Rockwood Holdings, Inc. |  |  |
Segment Reporting Information [Line Items] |  |  |
Inventory markup |  |  | $ 103.0
Utilization of inventory markup | $ 37.3 | $ 85.5 |

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- Definition Utilization of Inventory Markup + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Details
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- Details
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- Details
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