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Significant Accounting Policies - Summary of Finite Lived Intangible Assets Useful Lives (Detail)	12 Months Ended
	Dec. 31, 2021
Copyrights [Member] | Minimum [Member]
Indefinite-lived Intangible Assets [Line Items]
Finite-lived intangible asset, useful life	1 year
Copyrights [Member] | Maximum [Member]
Indefinite-lived Intangible Assets [Line Items]
Finite-lived intangible asset, useful life	3 years
Software [Member] | Minimum [Member]
Indefinite-lived Intangible Assets [Line Items]
Finite-lived intangible asset, useful life	1 year
Software [Member] | Maximum [Member]
Indefinite-lived Intangible Assets [Line Items]
Finite-lived intangible asset, useful life	5 years
Trademark And Others [Member] | Minimum [Member]
Indefinite-lived Intangible Assets [Line Items]
Finite-lived intangible asset, useful life	3 years
Trademark And Others [Member] | Maximum [Member]
Indefinite-lived Intangible Assets [Line Items]
Finite-lived intangible asset, 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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- Details

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- Details

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- Details

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