Derivative Instruments (Tables)

3 Months Ended

Mar. 31, 2016

Derivative Instruments And Hedging Activities Disclosure [Abstract]

Summary of Gains or Losses Recognized Within Statements of Operations for Derivative Instruments Previously Designated as Cash Flow Hedges

The following table summarizes the gains or losses recognized within the statements of operations for derivative instruments previously designated as cash flow hedges for the periods indicated:

	Three Months Ended
	March 31,
	2016		2015
Gains reclassified from accumulated other comprehensive income into natural gas and oil revenues	$	200	$	1,600
Gains subsequent to hedge accounting recognized in gain on mark-to-market derivatives	$	2,300	$	2,000

Commodity Derivatives

At March 31, 2016, the Partnership had the following commodity derivatives:

Natural Gas Put Options

Production Period Ending December 31,	Volumes		AverageFixed Price		Fair ValueAsset (2)
	(MMBtu) (1)		(per MMBtu) (1)
2016		6,100		4.15	$	11,700

(1) “MMBtu” represents million British Thermal Units.

(2) Fair value based on forward NYMEX natural gas prices, as applicable.