Financial Instruments - Schedule of Financial Liabilities Measured at Fair Value on a Recurring Basis (Detail) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Assets
Assets measured at fair value	$ 86,449	$ 112,128
Liabilities
Financial liabilities measured at fair value	1,248	1,498
Liability for Contingent Consideration
Liabilities
Financial liabilities measured at fair value	1,248	1,498
Level 2
Assets
Assets measured at fair value	86,449	112,128
Level 3
Liabilities
Financial liabilities measured at fair value	1,248	1,498
Level 3 | Liability for Contingent Consideration
Liabilities
Financial liabilities measured at fair value	1,248	1,498
Commercial paper
Assets
Assets measured at fair value	61,431	61,387
Commercial paper | Level 2
Assets
Assets measured at fair value	61,431	61,387
GICs
Assets
Assets measured at fair value	25,018	50,741
GICs | Level 2
Assets
Assets measured at fair value	$ 25,018	$ 50,741