Stockholders' Equity (Details 6) - Employees [Member] - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Number of Shares [Roll Forward]
Outstanding, beginning of year	710,594	525,000	516,373
Granted	800,000	1,264,284	595,000
Vested	(1,177,261)	(1,078,690)	(586,373)
Forfeited
Outstanding, end of year	333,333	710,594	525,000	516,373
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]
Outstanding, beginning of year	$ 1.38	$ 0.29	$ 0.45
Granted	0.25	0.97	0.24
Vested	$ 0.92	$ 0.38	$ 0.38
Forfeited
Outstanding, end of year	$ 0.29	$ 1.38	$ 0.29	$ 0.45
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]
Outstanding, beginning of year	7 years 9 months 25 days	8 years 9 months 4 days	8 years 4 months 17 days	9 years 5 months 5 days
Outstanding, end of year	7 years 9 months 25 days	8 years 9 months 4 days	8 years 4 months 17 days	9 years 5 months 5 days
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Aggregate Intrinsic value [Roll Forward]
Outstanding, beginning of year
Granted
Vested
Forfeited
Outstanding, end of year