Commitments and Contingencies (Narrative) (Details) (USD $)	3 Months Ended	0 Months Ended
	Mar. 31, 2015 sqft	Jan. 30, 2015	Feb. 24, 2015
Property Subject to or Available for Operating Lease [Line Items]
Office Space	3,713
Approximate total lease payments	$ 300,000
Twenty-five Month Sublease Agreement, Expiring March 31, 2017 [Member]
Property Subject to or Available for Operating Lease [Line Items]
Lease agreement period		25 months
Area of space, in sqft		4,047
Total lease payments through the end of the lease		93,000
Number of options to extend lease		2
Lease extension period		6 months
Thirty-two Month Sublease Agreement, Expiring October 31, 2017 [Member]
Property Subject to or Available for Operating Lease [Line Items]
Lease agreement period			32 months
Area of space, in sqft			18,599
Total lease payments through the end of the lease			$ 1,466,000