Marketable Securities - Schedule of Marketable Securities and Fair Value Measurements (Detail) - USD ($) $ in Millions	Mar. 31, 2023	Dec. 31, 2022
Fair Value Disclosures [Abstract]
Marketable securities, current	$ 101.0	$ 75.1
Marketable securities, noncurrent	$ 1.6	$ 1.2

Amount of investment in marketable security, classified as noncurrent.

No definition available.

Name:	us-gaap_MarketableSecuritiesNoncurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant