Note 2 - Recent Accounting Pronouncements	3 Months Ended
Jun. 30, 2011
Recent Accounting Pronouncements [Text Block]	2. Recent Accounting Pronouncements In January 2010, the FASB issued Accounting Standards Update No. 2010-06, Improving Disclosures About Fair Value Measurements (“ASU 2010-06”), which provides amendments to ASC Subtopic No. 820-10, Fair Value Measurements and Disclosures — Overall. ASU 2010-06 requires additional disclosures and clarifications of existing disclosures for recurring and nonrecurring fair value measurements. The revised guidance was effective for us in the first quarter of 2010, except for Level 3 activity disclosures (please see Note 19 for further discussion), which were effective beginning January 1, 2011. Our adoption of these disclosure provisions of ASU 2010-06 did not have an impact on our consolidated financial statements. In May 2011, the FASB issued Accounting Standards Update No. 2011-04, Amendments to Achieve Common Fair Value Measurement and Disclosure Requirements in U.S. GAAP and IFRSs (“ASU 2011-04”). ASU 2011-04 amends ASC 820, Fair Value Measurements (“ASC 820”), providing a consistent definition and measurement of fair value, as well as similar disclosure requirements between U.S. GAAP and International Financial Reporting Standards. ASU 2011-04 changes certain fair value measurement principles, clarifies the application of existing fair value measurement and expands the ASC 820 disclosure requirements, particularly for Level 3 fair value measurements. ASU 2011-04 is effective for interim and annual periods beginning after December 15, 2011. Our adoption of ASU 2011-04 is not expected to have a material effect on our consolidated financial statements. In June 2011, the FASB issued Accounting Standards Update No. 2011-05, Presentation of Comprehensive Income (“ASU 2011-05”). ASU 2011-05 requires the presentation of comprehensive income in either a continuous statement of comprehensive income or two separate but consecutive statements. ASU 2011-05 is effective for interim and annual periods beginning after December 15, 2011. Our adoption of ASU 2011-05 is not expected to have a material effect on our consolidated financial statements.

Note 2 - Recent Accounting Pronouncements

3 Months Ended

Jun. 30, 2011

Recent Accounting Pronouncements [Text Block]

2. Recent Accounting Pronouncements

In January 2010, the FASB issued Accounting Standards Update No. 2010-06, Improving Disclosures About Fair Value Measurements (“ASU 2010-06”), which provides amendments to ASC Subtopic No. 820-10, Fair Value Measurements and Disclosures — Overall. ASU 2010-06 requires additional disclosures and clarifications of existing disclosures for recurring and nonrecurring fair value measurements. The revised guidance was effective for us in the first quarter of 2010, except for Level 3 activity disclosures (please see Note 19 for further discussion), which were effective beginning January 1, 2011. Our adoption of these disclosure provisions of ASU 2010-06 did not have an impact on our consolidated financial statements.

In May 2011, the FASB issued Accounting Standards Update No. 2011-04, Amendments to Achieve Common Fair Value Measurement and Disclosure Requirements in U.S. GAAP and IFRSs (“ASU 2011-04”). ASU 2011-04 amends ASC 820, Fair Value Measurements (“ASC 820”), providing a consistent definition and measurement of fair value, as well as similar disclosure requirements between U.S. GAAP and International Financial Reporting Standards. ASU 2011-04 changes certain fair value measurement principles, clarifies the application of existing fair value measurement and expands the ASC 820 disclosure requirements, particularly for Level 3 fair value measurements. ASU 2011-04 is effective for interim and annual periods beginning after December 15, 2011. Our adoption of ASU 2011-04 is not expected to have a material effect on our consolidated financial statements.

In June 2011, the FASB issued Accounting Standards Update No. 2011-05, Presentation of Comprehensive Income (“ASU 2011-05”). ASU 2011-05 requires the presentation of comprehensive income in either a continuous statement of comprehensive income or two separate but consecutive statements. ASU 2011-05 is effective for interim and annual periods beginning after December 15, 2011. Our adoption of ASU 2011-05 is not expected to have a material effect on our consolidated financial statements.