Note 8 - Marketable Securities and Other Investments

6 Months Ended

Jun. 30, 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 June 30, 2014, the Company’s investment in marketable securities was $75.0 million which includes an aggregate unrealized gain of $34.1 million relating to marketable equity security investments.