Fair Value of Financial Instruments - Schedule of Major Categories of Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail) - Fair Value, Measurements, Recurring [Member] - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Commercial Paper [Member]
Assets:
Assets	$ 53,338	$ 311,679
Certificates of Deposit [Member]
Assets:
Assets	25,000
U.S. Treasury Securities [Member]
Assets:
Assets	169,501
Level 2 [Member] | Commercial Paper [Member]
Assets:
Assets	53,338	311,679
Level 2 [Member] | Certificates of Deposit [Member]
Assets:
Assets	25,000
Level 2 [Member] | U.S. Treasury Securities [Member]
Assets:
Assets	$ 169,501
Interest Rate Swap [Member]
Liabilities:
Liabilities		1,335
Interest Rate Swap [Member] | Level 2 [Member]
Liabilities:
Liabilities		$ 1,335