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Recently Issued Accounting Literature	6 Months Ended
Jun. 30, 2012
New Accounting Pronouncements and Changes in Accounting Principles [Abstract]
Recently Issued Accounting Literature [Text Block]	3. Recently Issued Accounting Literature In May 2011, the Financial Accounting Standards Board (“FASB”) issued Update No. 2011-04, Fair Value Measurements (Topic 820): Amendments to Achieve Common Fair Value Measurement and Disclosure Requirements in U.S. GAAP and IFRSs (“ASU No. 2011-04”). ASU No. 2011-04 provides a uniform framework for fair value measurements and related disclosures between GAAP and International Financial Reporting Standards (“IFRS”) and requires additional disclosures, including: (i) quantitative information about unobservable inputs used, a description of the valuation processes used, and a qualitative discussion about the sensitivity of the measurements to changes in the unobservable inputs, for Level 3 fair value measurements; (ii) fair value of financial instruments not measured at fair value but for which disclosure of fair value is required, based on their levels in the fair value hierarchy; and (iii) transfers between Level 1 and Level 2 of the fair value hierarchy. The adoption of this update on January 1, 2012, did not have a material impact on our consolidated financial statements, but resulted in additional fair value measurement disclosures (see Note 8 - Fair Value Measurements).

Recently Issued Accounting Literature

6 Months Ended

Jun. 30, 2012

New Accounting Pronouncements and Changes in Accounting Principles [Abstract]

Recently Issued Accounting Literature [Text Block]

3. Recently Issued Accounting Literature

In May 2011, the Financial Accounting Standards Board (“FASB”) issued Update No. 2011-04, Fair Value Measurements (Topic 820): Amendments to Achieve Common Fair Value Measurement and Disclosure Requirements in U.S. GAAP and IFRSs (“ASU No. 2011-04”). ASU No. 2011-04 provides a uniform framework for fair value measurements and related disclosures between GAAP and International Financial Reporting Standards (“IFRS”) and requires additional disclosures, including: (i) quantitative information about unobservable inputs used, a description of the valuation processes used, and a qualitative discussion about the sensitivity of the measurements to changes in the unobservable inputs, for Level 3 fair value measurements; (ii) fair value of financial instruments not measured at fair value but for which disclosure of fair value is required, based on their levels in the fair value hierarchy; and (iii) transfers between Level 1 and Level 2 of the fair value hierarchy. The adoption of this update on January 1, 2012, did not have a material impact on our consolidated financial statements, but resulted in additional fair value measurement disclosures (see Note 8 - Fair Value Measurements).

- Definition

The entire disclosure for reporting accounting changes and error corrections. It includes the conveyance of information necessary for a user of the Company's financial information to understand all aspects and required disclosure information concerning all changes and error corrections reported in the Company's financial statements for the period.

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