Income Taxes - Schedule of federal income tax rate (Details)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Income Tax Disclosure [Abstract]
Computed "expected" tax benefit	(21.00%)	(21.00%)
State income tax benefit, net of federal tax effect	(2.60%)	(1.70%)
Nondeductible equity based compensation	1.20%	0.10%
Other permanent differences	0.30%	0.00%
Change in valuation allowance	23.50%	23.40%
Foreign rate differentials and other	(1.30%)	(0.70%)
Income tax expense	0.10%	0.10%