Summary of Significant Accounting Policies Property, Plant, and Equipment Policy Additional Information (Details)	12 Months Ended
Dec. 31, 2014
Building and Building Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life, Average	30 years
Minimum [Member] \| Machinery and Equipment, Computers and Software, and Furniture [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life, Average	3 years
Maximum [Member] \| Machinery and Equipment, Computers and Software, and Furniture [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life, Average	10 years

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.

No definition available.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration