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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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- Definition Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123581744&loc=d3e27161-111563 + Details
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