Fair Value Measurements - Schedule of Short Term Investments (Detail) - USD ($)	Mar. 31, 2021	Dec. 31, 2020
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	$ 76,573,986	$ 100,009,912
Unrealized Gain (Loss)	782	(4,354)
Market Value	76,574,768	100,005,558
United States Treasury Securities [Member]
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	16,029,965	20,052,757
Unrealized Gain (Loss)	2,995	1,843
Market Value	16,032,960	20,054,600
Commercial Paper and Corporate Debt Securities [Member]
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	33,412,043	47,521,344
Unrealized Gain (Loss)	(1,935)	(5,440)
Market Value	33,410,108	47,515,904
Asset Backed Securities [Member]
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	2,111,239	7,414,619
Unrealized Gain (Loss)	(278)	(757)
Market Value	2,110,961	7,413,862
Certificates Of Deposit [Member]
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	25,020,739	25,021,192
Market Value	$ 25,020,739	$ 25,021,192