Summary of Significant Accounting Policies - Property Plant and Equipment (Details) (USD $) In Thousands, unless otherwise specified			12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013 Building [Member] Year	Dec. 31, 2013 Machinery and Equipment [Member] Year	Dec. 31, 2013 Computer Software, Intangible Asset [Member] Year
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Minimum Useful Life			20	3	3
Property, Plant and Equipment, Maximum Useful Life			30	10	7
Unamortized software development costs	$ 420,180	$ 407,032