v3.26.1
Summary of significant accounting policies - Schedule of intangible assets, net estimated useful lives (Details)
 12 Months Ended
Dec. 31, 2025
Intangible assets, net  
Intangible assets, renewable term 3 years
Agency contract rights  
Intangible assets, net  
Intangible assets, net estimated useful lives Over the contract period
License for Online Transmission of Audio/Video Programs  
Intangible assets, net  
Intangible assets, net estimated useful lives Infinite life
Software | Minimum  
Intangible assets, net  
Intangible assets, net estimated useful lives 3 years
Software | Maximum  
Intangible assets, net  
Intangible assets, net estimated useful lives 5 years
Licensed copyrights of content | Minimum  
Intangible assets, net  
Intangible assets, net estimated useful lives 1 year
Licensed copyrights of content | Maximum  
Intangible assets, net  
Intangible assets, net estimated useful lives 3 years
Others | Minimum  
Intangible assets, net  
Intangible assets, net estimated useful lives 3 years
Others | Maximum  
Intangible assets, net  
Intangible assets, net estimated useful lives 10 years