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Summary of Significant Accounting Policies - Schedule of Estimated Useful Life of Intangible Assets (Detail)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Estimated useful life	1 year 9 months	1 year 9 months
Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Estimated useful life	15 years	15 years
Technologies [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Estimated useful life	5 years
Trademarks [Member] | Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Estimated useful life	3 years
Trademarks [Member] | Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Estimated useful life	15 years
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Estimated useful life	5 years
Websites [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Estimated useful life	4 years
Domain Names [Member] | Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Estimated useful life	4 years
Domain Names [Member] | Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Estimated useful life	10 years
Licensing Agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Estimated useful life	1 year 9 months
Insurance Brokerage License [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Estimated useful life	4 years
Database [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Estimated useful life	5 years

X

- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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X

- 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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- Details

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