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Summary of Significant Accounting Policies Estimated Useful Lives of Assets (Details)
12 Months Ended
Dec. 31, 2013
Buildings And Land Improvements | Minimum
 
Property, Plant and Equipment [Line Items]  
Estimated useful life of asset (in years) 5 years
Buildings And Land Improvements | Maximum
 
Property, Plant and Equipment [Line Items]  
Estimated useful life of asset (in years) 40 years
Machinery and Equipment | Minimum
 
Property, Plant and Equipment [Line Items]  
Estimated useful life of asset (in years) 3 years
Machinery and Equipment | Maximum
 
Property, Plant and Equipment [Line Items]  
Estimated useful life of asset (in years) 25 years
Trucks and Automobiles | Minimum
 
Property, Plant and Equipment [Line Items]  
Estimated useful life of asset (in years) 3 years
Trucks and Automobiles | Maximum
 
Property, Plant and Equipment [Line Items]  
Estimated useful life of asset (in years) 10 years
Furniture and Fixtures | Minimum
 
Property, Plant and Equipment [Line Items]  
Estimated useful life of asset (in years) 3 years
Furniture and Fixtures | Maximum
 
Property, Plant and Equipment [Line Items]  
Estimated useful life of asset (in years) 20 years
Computers and Hardware | Minimum
 
Property, Plant and Equipment [Line Items]  
Estimated useful life of asset (in years) 3 years
Computers and Hardware | Maximum
 
Property, Plant and Equipment [Line Items]  
Estimated useful life of asset (in years) 10 years
Leasehold Improvements
 
Property, Plant and Equipment [Line Items]  
Estimated useful life of asset, description Period of the lease or useful life, if shorter