Stockholders' Equity - Schedule of warrants (Detail) - USD ($)	3 Months Ended	12 Months Ended
	Mar. 31, 2023	Dec. 31, 2022
Number
Weighted Average Remaining Contractual Life (Years)	5 years 6 months 18 days	5 years 7 months 17 days
Warrant
Number
Beginning balance (in shares)	5,678,836	3,161,568
Granted (in shares)	1,765,862	2,517,268
Ending balance (in shares)	7,444,698	5,678,836
Warrants exercisable (in shares)	7,444,698	5,678,836
Intrinsic value of warrants	$ 1,242,174	$ 1,374,303
Weighted Average Remaining Contractual Life (Years)	6 years 1 month 24 days	5 years 5 months 23 days
Weighted Average Exercise Price
Beginning balance (in usd per share)	$ 1.84	$ 1.60
Granted (in usd per share)	1.17	2.22
Ending balance (in usd per share)	$ 1.68	$ 1.84