Derivative liability - (Details 1) - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Derivative Liability
Opening Balance	$ 4,765,387	$ 8,694,272
Derivative liability mark-to-market on convertible debt extinguishment		126,444,276
Derivative liability on revised convertible notes and warrants arising from convertible debt extinguishment		6,349,265
Derivative liability cancelled on debt extinguishment		(145,109,526)
Mark-to-market adjustments on converted notes	(2,914,119)
Derivative liability arising from convertible notes	190,824	1,129,050
Fair value adjustment to derivative liability	(1,526,191)	7,258,050
Closing Balance	$ 515,901	$ 4,765,387