Schedule of option activity (Details) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($) $ / shares shares
Share-based Payment Arrangement [Abstract]
Shares Outstanding, Beginning	3,412,686
Shares Outstanding Beginning, (per share) | $ / shares	$ 0.57
Granted	567,500
Granted (per share) | $ / shares	$ 4.14
Exercised	(535,100)
Exercised (per share) | $ / shares	$ 0.44
Forfeited or expired	(251,870)
Forfeited or expired (per share) | $ / shares	$ 1.09
Shares Outstanding, Beginning	3,193,216
Shares Outstanding Ending, (per share) | $ / shares	$ 1.18
Shares Outstanding (years)	5 years 1 month 6 days
Shares Outstanding (Intrinsic value) | $	$ 10,267
Shares Exercisable	2,189,378
Shares Exercisable, (per share) | $ / shares	$ 0.56
Shares Exercisable (years)	4 years 4 months 24 days
Shares Exercisable (Intrinsic value) | $	$ 8,405
Shares for grants	1,887,500