Stock-Based Compensation (Details) - Employee Stock Option [Member] - $ / shares		9 Months Ended
		Sep. 30, 2015	Sep. 30, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Outstanding at the beginning of the year		28,603,000	12,915,261
Granted	[1]	7,530,000	17,660,000
Exercised		(150,000)	(10,000)
Forfeited		(2,050,815)	(753,333)
Expired		(2,395,852)	(722,261)
Outstanding as of September 30, 2015		31,536,333	29,089,667
Outstanding at the beginning of the year		$ 0.18	$ 0.27
Granted	[1]	0.50	0.11
Exercised		0.10	0.10
Forfeited		0.25	0.10
Expired		0.09	0.51
Outstanding as of September 30, 2015		$ 0.26	$ 0.17
Number of options exercisable at the end of the half year		17,876,833	12,013,833
Weighted average exercise price options exercisable at the end of the half year		$ 0.11	$ 0.10

[1] The fair value of each option granted is estimated on the date of grant, using the Black-Scholes option-pricing model with the following weighted average assumptions: dividend yield of 0% for all years; expected volatility - 85%; risk-free interest rate - 1.0%; expected life 5 years.