Note 9 - Long-term Investments (Details) - Summary of Investment in and Advance to Equity Investment Affiliates - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Equity method investments:
Investment in equity method investees	$ 793	$ 806
Advance to equity method investees	82	85
Total equity method investments	875	891
Cost method investments:
Investment in cost method investees	177	18
Total long-term investments	$ 1,052	$ 909