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Discontinued Operations (Narrative) (Details)
0 Months Ended 3 Months Ended 6 Months Ended
Aug. 02, 2010
USD ($)
Aug. 02, 2010
PLN
Apr. 08, 2010
Jun. 30, 2011
USD ($)
Jun. 30, 2010
USD ($)
Jun. 30, 2011
USD ($)
Jun. 30, 2010
USD ($)
Jun. 30, 2010
PLN
Discontinued Operations                
Impairment charge related to goodwill       $ 0 $ 0 $ 0 $ 28,168,000 80,800,000
Sale of distribution business, purchase price $ 129,200,000 376,500,000            
Distribution agreement period, in years     6          
Maximum percent of sales through transferred distribution network           10.00%