Quarterly report pursuant to Section 13 or 15(d)

Inventories (Details)

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Inventories (Details) (USD $)
Jun. 30, 2012
Dec. 31, 2011
Classes of Inventory    
Raw materials $ 22,200,000 $ 21,700,000
Work in process 1,900,000 2,500,000
Finished goods 238,300,000 223,500,000
Total $ 262,386,000 $ 247,696,000