Short term investments (Tables)

12 Months Ended

Dec. 31, 2021

Cash and Cash Equivalents [Abstract]

Schedule of short term investments

	Carrying Value at December 31, 2021		Fair Value Measurement at December 31, 2021
			Level 1		Level 2		Level 3
Short term investments	$	7,091,939	$	—	$	—	$	7,091,939