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Derivative Activities - Derivative Volumes Hedged and Average Hedge Prices (Parenthetical) (Detail) - Natural Gas - 2017 | Mar. 31, 2017 $ / MMBTU
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Purchased Puts |
Derivative [Line Items] |
Weighted average deferred premium - purchases | (0.32)
Sold Calls |
Derivative [Line Items] |
Weighted average deferred premium - sales | 0.31

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- Definition Deferred put option premium purchases. + References No definition available. + Details
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- Definition Deferred put option premium sales. + 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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- Details
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