Basis of Presentation (Policies)	9 Months Ended
Sep. 30, 2012
Recent Accounting Standards	Recent Accounting Standards In December 2011, the accounting standard update relating to disclosures about offsetting assets and liabilities was amended to require an entity to disclose information about offsetting and related arrangements to enable users of its financial statements to understand the effect of those arrangements on its financial position. Disclosures of the amounts of certain instruments subject to enforceable master netting arrangements or similar agreements would be required, irrespective of whether the entity has elected to offset those instruments in the statement of financial position. We will adopt this standard update during the first quarter of 2013. The adoption of this standard is not expected to have a significant impact on our consolidated financial statements. In July 2012, the accounting standard update regarding testing of intangible assets for impairment was issued. This standard update allows companies the option to perform a qualitative assessment to determine whether it is more likely than not that an indefinite-lived intangible asset is impaired. An entity is not required to calculate the fair value of an indefinite-lived intangible asset and perform the quantitative impairment test unless the entity determines that it is more likely than not the asset is impaired. We will adopt this standard update during the first quarter of 2013. The adoption of this standard is not expected to have a significant impact on our consolidated financial statements.

Recent Accounting Standards

In December 2011, the accounting standard update relating to disclosures about offsetting assets and liabilities was amended to require an entity to disclose information about offsetting and related arrangements to enable users of its financial statements to understand the effect of those arrangements on its financial position. Disclosures of the amounts of certain instruments subject to enforceable master netting arrangements or similar agreements would be required, irrespective of whether the entity has elected to offset those instruments in the statement of financial position. We will adopt this standard update during the first quarter of 2013. The adoption of this standard is not expected to have a significant impact on our consolidated financial statements.

In July 2012, the accounting standard update regarding testing of intangible assets for impairment was issued. This standard update allows companies the option to perform a qualitative assessment to determine whether it is more likely than not that an indefinite-lived intangible asset is impaired. An entity is not required to calculate the fair value of an indefinite-lived intangible asset and perform the quantitative impairment test unless the entity determines that it is more likely than not the asset is impaired. We will adopt this standard update during the first quarter of 2013. The adoption of this standard is not expected to have a significant impact on our consolidated financial statements.