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Principal accounting policies - Schedule of Amortization of Finite-Lived Intangible Assets Computed Using the Straight-Line Method Over the Following Estimated Useful Lives (Details)	Dec. 31, 2025
Copyrights of video content | Minimum
Indefinite-lived Intangible Assets
Estimated useful lives	1 year
Copyrights of video content | Maximum
Indefinite-lived Intangible Assets
Estimated useful lives	4 years
License
Indefinite-lived Intangible Assets
Estimated useful lives	15 years
Software | Minimum
Indefinite-lived Intangible Assets
Estimated useful lives	1 year
Software | Maximum
Indefinite-lived Intangible Assets
Estimated useful lives	10 years
Domain names
Indefinite-lived Intangible Assets
Estimated useful lives	15 years
Trademarks | Minimum
Indefinite-lived Intangible Assets
Estimated useful lives	5 years
Trademarks | Maximum
Indefinite-lived Intangible Assets
Estimated useful lives	11 years
Platform content
Indefinite-lived Intangible Assets
Estimated useful lives	7 years
Technology
Indefinite-lived Intangible Assets
Estimated useful lives	4 years

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- 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.

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- Definition

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+ References

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