Summary of the stock option activity during the period (Details)	6 Months Ended
	Jun. 30, 2016 USD ($) $ / shares shares
Shares:
Outstanding, December 31, 2015 | shares	5,272,227
Outstanding, June 30, 2016 | shares	5,272,227
Vested/exercisable at December, 31, 2015 | shares	5,062,227
Vested/exercisable at June, 30, 2016 | shares	5,062,227
Weighted-Average Exercise Price
Outstanding, December 31, 2015	$ 0.435
Granted	0.435
Forfeited/expired	0.435
Outstanding, June 30, 2016	0.435
Vested/exercisable at December, 31, 2015	0.435
Vested/exercisable at June, 30, 2016	$ 0.435
Weighted-Average Remaining Contractual Term (Years)
Outstanding, December 31, 2015	1.73
Outstanding, June 30, 2016	1.23
Vested/exercisable at December, 31, 2015	1.60
Vested/exercisable at June, 30, 2016	1.10
Aggregate Intrinsic Value
Outstanding, December 31, 2015 | $	$ 0
Outstanding, June 30, 2016 | $	0
Vested/exercisable at December, 31, 2015 | $	0
Vested/exercisable at June, 30, 2016 | $	$ 0