Loss on financial instruments, net - Summary of Loss on Financial Instruments, Net (Details) - USD ($)	3 Months Ended	6 Months Ended
	Jun. 30, 2021	Jun. 30, 2021
Derivative Instruments, Gain (Loss) [Line Items]
Loss on secured convertible debentures		$ (16,957,029)
Loss on unsecured convertible debentures		(4,076,448)
Gain (Loss) on derivative instruments, net	$ (535,170)	(40,540,091)
Bridge Loan [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) on unsecured convertible promissory notes		(19,163,417)
Torchlight Notes [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) on unsecured convertible promissory notes	$ 535,170	$ 343,197