Note 6 - Long Lived Assets by Geographic Region (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
CHINA
Long lived assets by region	$ 42,187	$ 40,738
UNITED STATES
Long lived assets by region	41,459	40,405
BERMUDA
Long lived assets by region	11,111	11,624
Other Region [Member]
Long lived assets by region	775	557
Long lived assets by region	$ 95,532	$ 93,324