Commitments and Contingencies (Details Textual) (USD $)	12 Months Ended
	Dec. 31, 2013 sqft
Boulder Colorado [Member]
Purchase Commitment, Excluding Long-term Commitment [Line Items]
Area of Real Estate Property	2,303
Lease Expiration Date	Mar. 31, 2019
Operating Leases, Rent Expense	$ 5,689
Europe GmbHs [Member]
Purchase Commitment, Excluding Long-term Commitment [Line Items]
Area of Real Estate Property	125
Operating Leases, Rent Expense	$ 1,400