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Revenue - Foreign Countries Which Contributed 10% or more of Total Revenue (Detail)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2019
Geographic Concentration Risk | Revenue | United Kingdom
Disaggregation Of Revenue [Line Items]
Percentage of concentration risk	10.00%	10.00%

X

- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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