Summary of Significant Accounting Policies - Depreciation and Amortization (Details)	12 Months Ended
	Dec. 31, 2012
Minimum [Member]
Property, Plant and Equipment and Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Useful Life	1 year
Minimum [Member] | Customer Relationships [Member]
Property, Plant and Equipment and Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Useful Life	5 years
Minimum [Member] | Technology and Other [Member]
Property, Plant and Equipment and Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Useful Life	1 year
Minimum [Member] | Land and Land Improvements/Buildings [Member]
Property, Plant and Equipment and Finite-Lived Intangible Assets [Line Items]
Property, Plant and Equipment, Useful Life	10 years
Minimum [Member] | Machinery and Equipment [Member]
Property, Plant and Equipment and Finite-Lived Intangible Assets [Line Items]
Property, Plant and Equipment, Useful Life	3 years
Maximum [Member]
Property, Plant and Equipment and Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Useful Life	30 years
Maximum [Member] | Customer Relationships [Member]
Property, Plant and Equipment and Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Useful Life	25 years
Maximum [Member] | Technology and Other [Member]
Property, Plant and Equipment and Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Useful Life	30 years
Maximum [Member] | Land and Land Improvements/Buildings [Member]
Property, Plant and Equipment and Finite-Lived Intangible Assets [Line Items]
Property, Plant and Equipment, Useful Life	40 years
Maximum [Member] | Machinery and Equipment [Member]
Property, Plant and Equipment and Finite-Lived Intangible Assets [Line Items]
Property, Plant and Equipment, Useful Life	15 years