Income taxes (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Income taxes
Income (loss) Before Income Tax Benefit	$ 14,191,171	$ (27,944,850)	$ (20,180,603)	$ (42,801,765)
Income tax benefit (expense)	$ 183,184	$ 2,715,260	$ 1,772,804	$ 5,908,091
Effective Tax Rate	(1.30%)	(9.70%)	(8.80%)	(13.80%)