Basis of Presentation and Significant Accounting Policies (Details)	12 Months Ended
	Dec. 31, 2013
Minimum [Member]
Revenue from External Customer [Line Items]
Payment terms of non-exclusive license contracts (in days and months)	30 days
Maximum [Member]
Revenue from External Customer [Line Items]
Payment terms of non-exclusive license contracts (in days and months)	12 months