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Name:	us-gaap_CashAndCashEquivalentsLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Cash and Cash Equivalents and Restricted Cash - Narrative (Detail) - Standby Letters of Credit - USD ($) $ in Millions	Apr. 30, 2022	Mar. 31, 2022	Dec. 31, 2021
Cash And Cash Equivalents [Line Items]
Cash collateralized letter of credit		$ 0.3	$ 0.3
Subsequent Event
Cash And Cash Equivalents [Line Items]
Cash collateralized letter of credit	$ 0.3