Note 6 - Long Lived Assets by Geographic Region (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
CHINA
Long lived assets by region	$ 49,959	$ 40,738
UNITED STATES
Long lived assets by region	41,983	40,405
BERMUDA
Long lived assets by region	20,598	11,624
Other Region [Member]
Long lived assets by region	1,049	557
Long lived assets by region	$ 113,589	$ 93,324