Note 8 - Marketable Securities and Other Investments

3 Months Ended

Mar. 31, 2014

Investments, Debt and Equity Securities [Abstract]

Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block]

8. Marketable Securities and Other Investments

At March 31, 2014, the Company’s investment in marketable securities was $63.3 million which includes an aggregate unrealized gain of $22.3 million relating to marketable equity security investments.