v3.26.1
GENERAL INFORMATION - Disclosure of Interests in Subsidiaries (Details)
1 Months Ended 12 Months Ended
May 31, 2025
Dec. 31, 2025
Dec. 31, 2024
JSC Kyivstar      
Disclosure of subsidiaries [line items]      
Interest   99.995% 99.995%
LLC Kyivstar.Tech      
Disclosure of subsidiaries [line items]      
Interest   100.00% 100.00%
LLC Helsi Ukraine      
Disclosure of subsidiaries [line items]      
Interest 97.99% 97.99% 69.99%
LLC Lan Trace      
Disclosure of subsidiaries [line items]      
Interest   100.00% 100.00%
LLC Uklon Corporate      
Disclosure of subsidiaries [line items]      
Interest   97.00%  
LLC Uklon Tech      
Disclosure of subsidiaries [line items]      
Interest   97.00%  
LLC Uklon Ltd      
Disclosure of subsidiaries [line items]      
Interest   97.00%  
Uklon LLC      
Disclosure of subsidiaries [line items]      
Interest   100.00%  
Uklon LLC | LLC Uklon Ltd      
Disclosure of subsidiaries [line items]      
Interest   100.00%  
Kyivstar Holdings B.V.      
Disclosure of subsidiaries [line items]      
Interest   100.00%  
Kyivstar Cayman Corp.      
Disclosure of subsidiaries [line items]      
Interest   100.00%  
SUNVIN 11 LLC      
Disclosure of subsidiaries [line items]      
Interest   100.00%