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Fair Value Measurements - Narrative (Details) - USD ($) $ in Millions | Feb. 28, 2017 | Nov. 30, 2016
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CF Nitrogen LLC [Member] |  |
Schedule of Equity Method Investments [Line Items] |  |
Embedded derivative asset | $ 24.6 | $ 24.1

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- Definition Fair value as of the balance sheet date of the embedded derivative or group of embedded derivatives classified as an asset. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5624163-113959 + 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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