Cash Equivalents and Marketable Securities - Additional Information (Detail) $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($) Security	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)
Cash equivalents and marketable securities [Line Items]
Cash and cash equivalents and marketable securities	$ 206,300	$ 171,100
Cash and cash equivalents	93,287	170,056
Marketable securities	$ 113,000	1,000
Number of individual securities in an unrealized loss position for 12 months or greater | Security	0
Marketable securities recognition of other-than-temporary impairment	$ 0	$ 0	$ 0
Realized gains or losses on marketable securities, description	no material realized gains or losses
Maximum [Member]
Cash equivalents and marketable securities [Line Items]
Marketable securities contractual maturities period	2 years