The cumulative amount of the reporting entity's undistributed earnings or deficit.

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Name:	us-gaap_RetainedEarningsAccumulatedDeficit
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Description of Business and Basis of Presentation - Additional Information (Detail) $ in Thousands		3 Months Ended
	Mar. 12, 2021 Investment	Jun. 30, 2022 USD ($)	Mar. 31, 2022 USD ($)
Significant Accounting Policies [Line Items]
Accumulated deficit		$ 763,910	$ 725,042
Cash holdings and investment		63,200
CSAM [Member]
Significant Accounting Policies [Line Items]
Number of short-term funds invested \| Investment	2
Impairment recognized, related to one of the short term funds invested		$ 1,000