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Note 9 - Inventory (Details) - Inventory table (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2013
Dec. 31, 2012
Inventory table [Abstract]    
Raw materials $ 19,917 $ 20,645
Work in process 16,507 14,198
Finished goods 7,849 4,461
Reserve for excess and obsolete inventory (6,113) (5,346)
$ 38,160 $ 33,958