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Support Service Fees - Additional Information (Detail) - Administrative Support Services Agreement - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Support Service Fees [Line Items]
Support service fees	$ 500,000	$ 1,600,000	$ 1,100,000	$ 3,600,000
Prepaid Expenses and Other Current Assets
Support Service Fees [Line Items]
Other Receivables	$ 627,000		$ 627,000
Other Receivable, after Allowance for Credit Loss, Related and Nonrelated Party Status [Extensible Enumeration]	Related Party [Member]		Related Party [Member]

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Support service fees.

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- Definition

Indicates related and nonrelated party status for receivable, after allowance for credit loss, classified as other.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
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-Publisher FASB
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 470
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-Section S99
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
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Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Topic 944
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Amount due from parties in nontrade transactions, classified as other.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
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-Name Accounting Standards Codification
-Section S99
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