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Summary of Significant Accounting Policies - Additional Information (Detail) - USD ($)	1 Months Ended	3 Months Ended	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Accounting Policies [Line Items]
Distributions Paid	$ 0	$ 250,082	$ 235,745	$ 753,725
Provision for federal income taxes			$ 0
Minimum days required to stay for tax liability			183 days
Sponsor | Professional Fees Liability
Accounting Policies [Line Items]
Legal fees and expenses assumed			$ 100,000
Excess amount of assumed audit fees and legal expenses			$ 100,000

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Maximum threshold annual amount of payments legal fees and expenses.

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Amount of paid and unpaid common stock dividends declared with the form of settlement in cash.

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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