Price-Risk Management Price-Risk Management (Notes)	3 Months Ended
Mar. 31, 2016
Derivative Instruments and Hedging Activities Disclosure [Abstract]
Price-Risk Management Activities	(7) Price-Risk Management Activities The Company follows FASB ASC 815-10, which requires that changes in the derivative’s fair value are recognized in earnings. The changes in the fair value of our derivatives are recognized in "Price-risk management and other, net” on the accompanying condensed consolidated statements of operations. We have a price-risk management policy to use derivative instruments to protect against declines in oil and natural gas prices, mainly through the purchase of price swaps, floors, calls, collars and participating collars. During the three months ended March 31, 2016 there were no gains or losses, while during the three months ended March 31, 2015 there was a net gain of $0.3 million, related to our derivative activities. The effects of our derivatives are included in the "Other" section of our operating activities on the accompanying condensed consolidated statements of cash flows. The fair values of our derivatives are computed using commonly accepted industry-standard models and are periodically verified against quotes from brokers. There were no unsettled derivative assets and no unsettled derivative liabilities as of March 31, 2016. The Company uses an International Swap and Derivatives Association "ISDA" master agreement for our derivative contracts. This is an industry standardized contract containing the general conditions of our derivative transactions including provisions relating to netting derivative settlement payments under certain circumstances (such as default). For reporting purposes, the Company has elected to not offset the asset and liability fair value amounts of its derivatives on the accompanying balance sheets. All our outstanding hedge agreements had settled as of March 31, 2016, under the right of set-off, there was no net fair value at March 31, 2016. For further discussion related to the fair value of the Company's derivatives, refer to Note 8 of these condensed consolidated financial statements.

(7) Price-Risk Management Activities

The Company follows FASB ASC 815-10, which requires that changes in the derivative’s fair value are recognized in earnings. The changes in the fair value of our derivatives are recognized in "Price-risk management and other, net” on the accompanying condensed consolidated statements of operations. We have a price-risk management policy to use derivative instruments to protect against declines in oil and natural gas prices, mainly through the purchase of price swaps, floors, calls, collars and participating collars.

During the three months ended March 31, 2016 there were no gains or losses, while during the three months ended March 31, 2015 there was a net gain of $0.3 million, related to our derivative activities. The effects of our derivatives are included in the "Other" section of our operating activities on the accompanying condensed consolidated statements of cash flows.

The fair values of our derivatives are computed using commonly accepted industry-standard models and are periodically verified against quotes from brokers. There were no unsettled derivative assets and no unsettled derivative liabilities as of March 31, 2016.

The Company uses an International Swap and Derivatives Association "ISDA" master agreement for our derivative contracts. This is an industry standardized contract containing the general conditions of our derivative transactions including provisions relating to netting derivative settlement payments under certain circumstances (such as default). For reporting purposes, the Company has elected to not offset the asset and liability fair value amounts of its derivatives on the accompanying balance sheets. All our outstanding hedge agreements had settled as of March 31, 2016, under the right of set-off, there was no net fair value at March 31, 2016. For further discussion related to the fair value of the Company's derivatives, refer to Note 8 of these condensed consolidated financial statements.