Commitments and Contingencies - Additional Information (Detail) - USD ($) $ in Thousands		9 Months Ended
Apr. 16, 2021	Sep. 30, 2021
Loss Contingencies [Line Items]
Payments for shareholder litigation settlement	$ 56,000
Shareholder litigation expense		$ 54,295

The amount of cash paid for the settlement of litigation or for other legal issues during the period.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 25
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3536-108585

Name:	us-gaap_PaymentsForLegalSettlements
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration