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Basis of Presentation (Schedule of Reclassifications) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2012
Mar. 31, 2011
Cost of products sold $ 366,869 $ 249,307
Gross profit 99,310 82,038
SG&A expenses 64,874 44,278
As Originally Reported [Member]
   
Cost of products sold 353,300  
Gross profit 112,800  
SG&A expenses $ 78,400