Impairments and Restructuring Charges Restructuring Charges (Details) (USD $)
3 Months Ended 12 Months Ended 3 Months Ended
Sep. 30, 2014
Mar. 31, 2014
Dec. 31, 2013
Mar. 31, 2013
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Jun. 30, 2014
Sep. 30, 2013
Dec. 31, 2012
Dec. 31, 2014
Restructuring Cost and Reserve [Line Items]                      
Accrued Restructuring Charges     $ 15,410,000   $ 8,250,000 $ 15,410,000         $ 8,250,000
Restructuring charges   3,200,000 30,100,000   56,260,000            
Total impairment and restructuring charges         220,742,000 168,543,000 30,401,000        
Asset Impairment Charges 47,900,000 38,200,000   85,300,000     22,800,000        
Severance Costs         48,400,000            
Payments for Restructuring         63,420,000            
Corporate Segment [Member]                      
Restructuring Cost and Reserve [Line Items]                      
Restructuring charges                   7,600,000  
Total impairment and restructuring charges         63,393,000 97,063,000 27,452,000        
Asset Impairment Charges       76,300,000       6,400,000 5,900,000    
Number of Employees Severed         85   50        
ARGENTINA                      
Restructuring Cost and Reserve [Line Items]                      
Total impairment and restructuring charges         89,601,000 7,908,000 73,000        
Asset Impairment Charges                     84,700,000
Number of Employees Severed         20            
MEXICO                      
Restructuring Cost and Reserve [Line Items]                      
Total impairment and restructuring charges         26,256,000 39,057,000 439,000        
Asset Impairment Charges 5,100,000     9,000,000              
Number of Employees Severed         1,170 800   800      
BRAZIL                      
Restructuring Cost and Reserve [Line Items]                      
Total impairment and restructuring charges         41,492,000 24,515,000 2,437,000        
Asset Impairment Charges $ 4,500,000                    
Number of Employees Severed         800