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Note 6 Inventories (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Mar. 31, 2013
Inventory Net [Abstract]    
Raw Materials $ 20,950 $ 17,349
Work in Process 44,683 41,036
Finished Goods 28,014 25,444
Inventory Net, Total $ 93,647 $ 83,829