XML 68 R56.htm IDEA: XBRL DOCUMENT
v3.5.0.2

Derivative Instruments (Narrative) (Details) | 9 Months Ended
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Sep. 30, 2016 MMBTU / d $ / MMBTU
Derivative [Line Items] |
Derivative, Extension Option Term | 12 months
January 2017 - December 2017 |
Derivative [Line Items] |
Daily Volume | MMBTU / d | 30,000
Weighted average price (in usd per MMBtu) | $ / MMBTU | 3.33
January 2017 - December 2017 | Short |
Derivative [Line Items] |
Daily Volume | MMBTU / d | 30,000
Weighted average price (in usd per MMBtu) | $ / MMBTU | 3.33

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- Definition Aggregate notional amount of derivative expressed in nonmonetary units. For example, the number of barrels specified in a fuel oil forward purchase contract. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + 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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- Definition Average fixed price related to the group of price risk swap derivatives. + References No definition available. + Details
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