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Inventories (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2012
Dec. 31, 2011
Inventory [Abstract]    
Raw materials $ 9,290 $ 7,666
Work in process 526 14
Finished goods 16,584 10,427
Total $ 26,400 $ 18,107 [1]
[1] Information derived from our December 31, 2011 audited Consolidated Financial Statements.