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Summary of Significant Accounting Policies - Additional Information (Detail) - RSUs	1 Months Ended
	Dec. 31, 2020
Minimum
Accounting Policies [Line Items]
Share based compensation by share based payment arrangement service based vesting period	1 year
Maximum
Accounting Policies [Line Items]
Share based compensation by share based payment arrangement service based vesting period	5 years

X

- Definition

Accounting policies.

+ References

No definition available.

+ Details

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- Definition

Estimated period over which an employee is required to provide service in exchange for the equity-based payment award, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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