Fair Value Measurement - Schedule of Short Term Investments (Detail)	Jun. 30, 2020 USD ($)
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	$ 15,475,942
Unrealized Gain (Loss)	8,460
Market Value	15,484,402
Certificate of Deposit [Member]
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	5,000,000
Market Value	5,000,000
Financial and Corporate Debt Securities [Member]
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	10,475,942
Unrealized Gain (Loss)	8,460
Market Value	$ 10,484,402

Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section 50
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Amount, before tax, of unrealized gain (loss) 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).

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