Note 17 - Recent Accounting Pronouncements	12 Months Ended
Dec. 31, 2012
Description of New Accounting Pronouncements Not yet Adopted [Text Block]	(17) Recent Accounting Pronouncements In July 2012, the FASB issued an accounting standard update that amends the accounting guidance on testing for impairment on indefinite-lived intangible assets. This amendment allows an entity to assess qualitative factors to determine the likelihood of indefinite-lived intangible asset impairments, reducing the cost and complexity of performing an impairment test. This amendment also improves consistency in impairment testing guidance for long-lived asset categories. The amendments in this accounting standard update are effective for interim and annual impairment tests performed for fiscal years beginning after September 15, 2012 and could be early adopted. In 2012, we used a quantitative assessment to test for impairment on indefinite-lived intangible assets. The accounting standard update is intended to simplify the assessment for indefinite-lived asset impairments and will not affect our consolidated financial position, results of operations, or cash flows. In December 2011, the FASB issued an accounting standard update that requires disclosure about offsetting and related arrangements of certain financial instruments and derivative instruments. These disclosures enable users to understand the effect of these arrangements on financial position. The amendments in this accounting standard update are effective for annual periods beginning on or after January 1, 2013, and interim periods within those annual periods. The accounting standard update affects disclosure requirements only and will not affect our consolidated financial position, results of operations, or cash flows.

Note 17 - Recent Accounting Pronouncements

12 Months Ended

Dec. 31, 2012

Description of New Accounting Pronouncements Not yet Adopted [Text Block]

(17) Recent Accounting Pronouncements

In July 2012, the FASB issued an accounting standard update that amends the accounting guidance on testing for impairment on indefinite-lived intangible assets. This amendment allows an entity to assess qualitative factors to determine the likelihood of indefinite-lived intangible asset impairments, reducing the cost and complexity of performing an impairment test. This amendment also improves consistency in impairment testing guidance for long-lived asset categories. The amendments in this accounting standard update are effective for interim and annual impairment tests performed for fiscal years beginning after September 15, 2012 and could be early adopted. In 2012, we used a quantitative assessment to test for impairment on indefinite-lived intangible assets. The accounting standard update is intended to simplify the assessment for indefinite-lived asset impairments and will not affect our consolidated financial position, results of operations, or cash flows.

In December 2011, the FASB issued an accounting standard update that requires disclosure about offsetting and related arrangements of certain financial instruments and derivative instruments. These disclosures enable users to understand the effect of these arrangements on financial position. The amendments in this accounting standard update are effective for annual periods beginning on or after January 1, 2013, and interim periods within those annual periods. The accounting standard update affects disclosure requirements only and will not affect our consolidated financial position, results of operations, or cash flows.