Warrant activity (Details)	9 Months Ended
	Sep. 30, 2015 $ / shares shares
Exercise Price
Outstanding and exercisable at December 31, 2014	$ 0.02
Warrants exercised	0.00
Warrants granted	0.02
Warrants expired	0.02
Outstanding and exercisable at September 30, 2015	$ 0.02
Number of Warrants
Outstanding and exercisable at December 31, 2014 | shares	2,000,000
Warrants exercised | shares	0
Warrants granted | shares	4,550,000
Warrants expired | shares	(2,000,000)
Outstanding and exercisable at September 30, 2015 | shares	4,550,000