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Summary of Significant Accounting Policies (Details 2)	12 Months Ended
	Dec. 31, 2014
Computer equipment
Property, plant and equipment
Property, plant and equipment, estimated useful life (in years)	3 years
Machinery
Property, plant and equipment
Property, plant and equipment, estimated useful life (in years)	7 years
Furniture and fixtures
Property, plant and equipment
Property, plant and equipment, estimated useful life (in years)	3 years
Building
Property, plant and equipment
Property, plant and equipment, estimated useful life (in years)	39 years
Minimum | Computer software
Property, plant and equipment
Property, plant and equipment, estimated useful life (in years)	3 years
Maximum | Computer software
Property, plant and equipment
Property, plant and equipment, estimated useful life (in years)	5 years

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- 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.

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