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INVENTORIES (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Dec. 31, 2011
Inventories [Abstract]    
Raw materials $ 20,451 $ 9,437
Work in progress 20,012 9,387
Manufactured and purchased components 13,393 15,051
Finished goods 30,792 14,744
Product inventory 84,648 48,619
Capitalized contract costs 5,391 2,462
Total inventories $ 90,039 $ 51,081