Note 13 - Segment Information (Details) - Long Lived Assets By Geographic Region (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Note 13 - Segment Information (Details) - Long Lived Assets By Geographic Region [Line Items]
Long Lived Assets	$ 66,481	$ 60,436
CHINA
Note 13 - Segment Information (Details) - Long Lived Assets By Geographic Region [Line Items]
Long Lived Assets	41,557	37,071
UNITED STATES
Note 13 - Segment Information (Details) - Long Lived Assets By Geographic Region [Line Items]
Long Lived Assets	24,719	23,163
Other Region [Member]
Note 13 - Segment Information (Details) - Long Lived Assets By Geographic Region [Line Items]
Long Lived Assets	$ 205	$ 202