v2.4.0.8

Summary of Significant Accounting Policies Schedule of Estimated Useful Lives (Details)	12 Months Ended
	Dec. 31, 2012
Land improvements | Minimum
Property, Plant and Equipment
Estimated useful life	10 years
Land improvements | Maximum
Property, Plant and Equipment
Estimated useful life	20 years
Buildings and improvements | Minimum
Property, Plant and Equipment
Estimated useful life	20 years
Buildings and improvements | Maximum
Property, Plant and Equipment
Estimated useful life	40 years
Furniture, fixtures and equipment | Minimum
Property, Plant and Equipment
Estimated useful life	3 years
Furniture, fixtures and equipment | Maximum
Property, Plant and Equipment
Estimated useful life	20 years
Computer equipment and software | Minimum
Property, Plant and Equipment
Estimated useful life	3 years
Computer equipment and software | Maximum
Property, Plant and Equipment
Estimated useful life	10 years
Vehicles and trailers | Minimum
Property, Plant and Equipment
Estimated useful life	3 years
Vehicles and trailers | Maximum
Property, Plant and Equipment
Estimated useful life	10 years

X

- Details

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X

- Definition

Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

No definition available.

+ Details

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