Investments and Related Party Transactions - Schedule of Related Party Balances (Detail) - Chlorovinyls [Member] - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2015 |
Dec. 31, 2014 |
Dec. 31, 2013 |
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| Schedule of Investments [Line Items] | |||
| Equity method investments | $ 15.8 | $ 11.0 | $ 11.7 |
| Receivables due from affiliates | 4.1 | 5.5 | 5.0 |
| Amounts due to affiliates | 0.2 | 0.4 | 1.9 |
| Equity in earnings from equity method investments | 0.5 | 0.6 | 0.8 |
| Sales [Member] | |||
| Schedule of Investments [Line Items] | |||
| Amounts due to affiliates | $ 17.1 | $ 16.9 | $ 10.8 |
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- Definition For an unclassified balance sheet, amount of receivables due from an entity that is affiliated with the reporting entity by means of direct or indirect ownership. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Carrying amount as of the balance sheet date of obligations due all related parties. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition This item represents the entity's proportionate share for the period of the net income (loss) of its investee (such as unconsolidated subsidiaries and joint ventures) to which the equity method of accounting is applied. This item includes income or expense related to stock-based compensation based on the investor's grant of stock to employees of an equity method investee. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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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. No definition available.
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