Note 17 - Segment and Geographic Information - Long Lived Assets by Geographic Region (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Long lived assets by region	$ 115,033	$ 93,324
UNITED STATES
Long lived assets by region	50,242	40,405
CHINA
Long lived assets by region	45,728	40,738
BERMUDA
Long lived assets by region	9,573	11,624
TAIWAN, PROVINCE OF CHINA
Long lived assets by region	8,919	126
Other Region [Member]
Long lived assets by region	$ 571	$ 431