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Note 7 - Segment and Geographic Information (Details) - Long Lived Assets By Geographic Region (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2014
Dec. 31, 2013
Note 7 - Segment and Geographic Information (Details) - Long Lived Assets By Geographic Region [Line Items]    
Long Lived Assets $ 85,117 $ 66,481
CHINA
    
Note 7 - Segment and Geographic Information (Details) - Long Lived Assets By Geographic Region [Line Items]    
Long Lived Assets 37,450 41,557
UNITED STATES
    
Note 7 - Segment and Geographic Information (Details) - Long Lived Assets By Geographic Region [Line Items]    
Long Lived Assets 33,695 24,719
BERMUDA
    
Note 7 - Segment and Geographic Information (Details) - Long Lived Assets By Geographic Region [Line Items]    
Long Lived Assets 13,749  
Other Region [Member]
    
Note 7 - Segment and Geographic Information (Details) - Long Lived Assets By Geographic Region [Line Items]    
Long Lived Assets $ 223 $ 205