Quarterly report pursuant to Section 13 or 15(d)

Inventories (Details)

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Inventories (Details) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2013
Dec. 31, 2012
Inventories    
Finished goods and work-in-process $ 39,157 $ 29,119
Raw material and supplies 3,250 1,173
Inventories $ 42,407 $ 30,292