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Support Service Fees - Additional Information (Detail) - Administrative Support Services Agreement - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Support Service Fees [Line Items]
Support service fees	$ 1,600,000	$ 1,700,000	$ 3,600,000	$ 2,900,000
Prepaid Expenses and Other Current Assets
Support Service Fees [Line Items]
Net amount due from purchaser	$ 358,000		$ 358,000

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Support service fees.

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For an unclassified balance sheet, amounts due from related parties including affiliates, employees, joint ventures, officers and stockholders, immediate families thereof, and pension funds.

+ References

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