11. Commitments and Contingencies (Details) - USD ($)	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Commitments And Contingencies
Operating lease	$ 81,251	$ 41,342
Short-term leases	0	0
Total lease cost	81,251	41,342
Cash payments included in the measurement of lease liability in operating cash flows	$ 82,736	$ 41,379
Discount rate	5.50%	5.50%
Remaining lease term in years	5 years 8 months 16 days	5 years