Stockholders' Equity (Details 4) (USD $) In Thousands, except Share data, unless otherwise specified			9 Months Ended	12 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014 Non Employee	Dec. 31, 2013 Non Employee
Number of Shares
Outstanding at beginning of year	5,298,877	2,012,163	30,000
Non Employee Options granted			25,000
Outstanding at end of year	5,298,877	2,012,163	55,000	30,000
Options vested and expected to vest			55,000
Options vested and exercisable			55,000
Weighted Average Exercise Price
Outstanding at beginning of year			$ 5.16
Non Employee Options granted			$ 2.86
Outstanding at end of year			$ 5.16	$ 5.16
Options vested and expected to vest			$ 5.16
Options vested and exercisable			$ 5.16
Aggregate Intrinsic Value
Aggregate intrinsic value of share outstanding				$ 29,400
Weighted Average Remaining Contractual Life
Weighted average remaining contractual life of share outstanding				9 years 3 months 18 days
Weighted average remaining contractual life of share Options granted			4 years 6 months
Options vested and expected to vest			6 years 8 months 12 days
Options vested and exercisable			6 years 8 months 12 days