Summary of Significant Accounting Policies - Summary of Available-for-sale Securities (Detail) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	$ 29,903	$ 53,722
Gross Unrealized Losses	(278)	(434)
Fair Value	29,625	53,288
Guaranteed Investment Certificates [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	24,860	33,249
Fair Value	24,860	33,249
Corporate Bonds [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	5,043	20,473
Gross Unrealized Losses	(278)	(434)
Fair Value	4,765	$ 20,039
Less Than One Year [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	29,903
Gross Unrealized Losses	(278)
Fair Value	$ 29,625

Amount, before tax, of unrealized 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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-Publisher FASB
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-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
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Amortized cost of 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://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
-Paragraph 2
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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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).

+ References

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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