XML 39 R36.htm IDEA: XBRL DOCUMENT

Derivative and Hedging Financial Instruments - Summary of Fair Value of Derivatives (Detail) (USD $)	Mar. 31, 2014	Dec. 31, 2013
Derivative [Line Items]
Derivative assets fair value
Derivative liabilities fair value	431,423	125,773
Current Liabilities [Member]
Derivative [Line Items]
Commodity derivative, Current liabilities	431,423	58,176
Noncurrent Liabilities [Member]
Derivative [Line Items]
Commodity derivative, Noncurrent liabilities		67,597
Current Assets [Member]
Derivative [Line Items]
Commodity derivative, Current assets
Noncurrent Assets [Member]
Derivative [Line Items]
Commodity derivative, Noncurrent assets

Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.

+ References+ Details

- Definition

Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.

+ References+ Details