Commitments and Contingencies - Operating Leases (Details) (USD $) In Millions, unless otherwise specified			1 Months Ended
	Apr. 30, 2014	Oct. 31, 2014 Subsequent Event [Member]	Apr. 30, 2014 Headquarter Office Space Lease [Member]	Apr. 30, 2014 Office Space Adjacent to Headquarters [Member]	Oct. 31, 2014 Office Building [Member] Subsequent Event [Member]
Operating Leased Assets [Line Items]
Lessee Leasing Arrangements, Operating Leases, Term of Contract			3 years	4 years	2 years
Lease Expiration Date			Mar. 31, 2018	Mar. 31, 2018	Sep. 30, 2018
Operating Leases Rent Expenses	$ 1.2	$ 1.1