Schedule of warrants (Details)	6 Months Ended
	Jun. 30, 2022 USD ($) $ / shares shares
Net Investment Income [Line Items]
Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Outstanding, Number, Beginning Balance | shares	3,779,243
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Outstanding Weighted Average Exercise Price	$ 5.89
Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Granted | shares	1,590,150
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Exercise Price	$ 3.14
Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Forfeitures and Expirations | shares	(101,679)
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period Weighted Average Exercise Price	$ 7.20
Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Outstanding, Number, Ending Balance | shares	5,267,714
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Outstanding Weighted Average Exercise Price	$ 5.03
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Outstanding, Weighted Average Remaining Contractual Terms	3 years 4 months 24 days
Share Based Compensation Arrangement By Share Based Payment Award Non Option Equity Instruments Exercisable Number | shares	3,712,506
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Exercisable Weighted Average Exercise Price	$ 5.79
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Outstanding Exercisable Weighted Average Remaining Contractual Terms	2 years 7 months 6 days
Sharebased Compensation Arrangement By Sharebased Payment Award Other Than Options Exercisable Intrinsic Value1 | $		[1]
Warrant [Member]
Net Investment Income [Line Items]
Exercise price (in dollars per share)	$ 1.96

[1] The aggregate intrinsic value is calculated as the difference between the exercise price of the underlying warrants and the closing stock price of $1.96 for our common stock on June 30, 2022.