Investments - Summary of Maximum Exposure to Loss Associated with RS Cogen (Detail) - RS Cogen [Member] - Not a Primary Beneficiary [Member] - Chlorovinyls [Member] - USD ($) |
Jun. 30, 2016 |
Dec. 31, 2015 |
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| Investment Holdings [Line Items] | ||
| Investment in and net advances to RS Cogen | $ 9,900,000 | $ 9,500,000 |
| Supply contracts | 35,300,000 | 36,300,000 |
| Maximum exposure to loss | $ 45,200,000 | $ 45,800,000 |
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- Definition Variable interest entity entities maximum loss exposure resulting from investment in and advances by entity. No definition available.
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- Definition Variable interest entity entities maximum loss exposure resulting from supply contracts. No definition available.
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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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- Definition The reporting entity's maximum amount of exposure to loss as a result of its involvement with the Variable Interest Entity (VIE). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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