Quarterly report pursuant to Section 13 or 15(d)

INVENTORIES (Schedule of Manufacturing Inventories) (Details)

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INVENTORIES (Schedule of Manufacturing Inventories) (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Mar. 31, 2013
Manufacturing inventories:    
Finished goods $ 22,002 $ 19,480
Work in process 1,611 8,633
Materials and purchased parts 20,008 24,962
Inventory, Net $ 43,621 $ 53,075