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Short-term Investments and Fair Value Measurements - Summary of Available-for-sale Securities (Details) - USD ($)	3 Months Ended	12 Months Ended
	Mar. 31, 2022	Dec. 31, 2021
Debt Securities, Available-for-sale [Abstract]
Cost	$ 307,935,569	$ 331,712,413
Gross Unrealized Gains	15,336	107,195
Gross Unrealized Losses	(6,566,548)	(1,648,668)
Fair Market Value	301,384,357	330,170,940
Mutual funds
Debt Securities, Available-for-sale [Abstract]
Cost	178,648,717	192,966,772
Gross Unrealized Gains	0	87,069
Gross Unrealized Losses	(6,367,983)	(1,614,411)
Fair Market Value	$ 172,280,734	$ 191,439,430
U.S. treasury securities
Debt Securities, Available-for-sale [Line Items]
Contractual Maturity (in years)	1 year	1 year
Debt Securities, Available-for-sale [Abstract]
Cost	$ 84,772,489	$ 94,193,441
Gross Unrealized Gains	200	0
Gross Unrealized Losses	(108,139)	(9,921)
Fair Market Value	84,664,550	$ 94,183,520
Commercial paper
Debt Securities, Available-for-sale [Line Items]
Contractual Maturity (in years)		1 year
Debt Securities, Available-for-sale [Abstract]
Cost	39,986,103	$ 39,967,853
Gross Unrealized Gains	0	0
Gross Unrealized Losses	0	0
Fair Market Value	$ 39,986,103	$ 39,967,853
Certificates of deposit
Debt Securities, Available-for-sale [Line Items]
Contractual Maturity (in years)	1 year	1 year
Debt Securities, Available-for-sale [Abstract]
Cost	$ 2,976,544	$ 2,976,210
Gross Unrealized Gains	15,136	15,618
Gross Unrealized Losses	(333)	(338)
Fair Market Value	2,991,347	2,991,490
U.S. agency mortgage-backed securities
Debt Securities, Available-for-sale [Abstract]
Cost	1,551,716	1,608,137
Gross Unrealized Gains	0	4,508
Gross Unrealized Losses	(90,093)	(23,998)
Fair Market Value	$ 1,461,623	$ 1,588,647

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