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Hedging Activities (Schedule Of Derivative Instruments) (Details) gal / d in Thousands | Sep. 30, 2015 bbl / d MMBTU / d gal / d $ / gal $ / bbl $ / MMBTU
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Fixed Price Swap, October 2015 - June 2016 [Member] |
Derivative [Line Items] |
Daily Volume | bbl / d | 2,500
Weighted Average Price | $ / bbl | 62.38
Fixed Price Swap, October 2015 [Member] |
Derivative [Line Items] |
Daily Volume | 322,500
Weighted Average Price | $ / MMBTU | 3.79
Fixed Price Swap, November through December 2015 [Member] |
Derivative [Line Items] |
Daily Volume | 282,500
Weighted Average Price | $ / MMBTU | 3.91
Fixed Price Swap, January through March 2016 [Member] |
Derivative [Line Items] |
Daily Volume | 377,500
Weighted Average Price | $ / MMBTU | 3.63
Fixed Price Swap, April 2016 [Member] |
Derivative [Line Items] |
Daily Volume | 367,500
Weighted Average Price | $ / MMBTU | 3.62
Fixed Price Swap, May through December 2016 [Member] |
Derivative [Line Items] |
Daily Volume | 297,500
Weighted Average Price | $ / MMBTU | 3.52
Fixed Price Swap, January through June 2017 [Member] |
Derivative [Line Items] |
Daily Volume | 182,500
Weighted Average Price | $ / MMBTU | 3.59
Fixed Price Swap, July through December 2017 [Member] |
Derivative [Line Items] |
Daily Volume | 120,000
Weighted Average Price | $ / MMBTU | 3.40
Fixed Price Swap, January through December 2018 [Member] |
Derivative [Line Items] |
Daily Volume | 70,000
Weighted Average Price | $ / MMBTU | 3.35
Fixed Price Swap, January Through March 2019 [Member] |
Derivative [Line Items] |
Daily Volume | 20,000
Weighted Average Price | $ / MMBTU | 3.37
Fixed Price Swap, October 2015 - December 2016 [Member] |
Derivative [Line Items] |
Daily Volume | gal / d | 42
Weighted Average Price | $ / gal | 0.48
Fixed Price Swap - October 2015 [Member] |
Derivative [Line Items] |
Daily Volume | 40,000
Weighted Average Price | $ / MMBTU | 0.02
Fixed Price Swap, November 2015 - March 2016 [Member] |
Derivative [Line Items] |
Daily Volume | 70,000
Weighted Average Price | $ / MMBTU | 0.11
Fixed Price Swap, April 2016 - December 2016 [Member] |
Derivative [Line Items] |
Daily Volume | 40,000
Weighted Average Price | $ / MMBTU | 0.02

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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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