v3.26.1
HELD FOR SALE AND DISCONTINUED OPERATIONS - Summary of total assets and liabilities classified as held-for-sale (Details) - USD ($)
$ in Millions
Dec. 31, 2025
Dec. 31, 2024
Disclosure of Analysis of Assets and Liabilities Held For Sale [Line Items]    
Assets held-for-sale $ 9,215 $ 8,036
Assets and liabilities classified as held for sale    
Disclosure of Analysis of Assets and Liabilities Held For Sale [Line Items]    
Assets held-for-sale 0 72
Liabilities held-for-sale 4 28
Assets and liabilities classified as held for sale | Kyrgyzstan    
Disclosure of Analysis of Assets and Liabilities Held For Sale [Line Items]    
Assets held-for-sale 0 72
Liabilities held-for-sale 0 28
Assets and liabilities classified as held for sale | Medcable    
Disclosure of Analysis of Assets and Liabilities Held For Sale [Line Items]    
Assets held-for-sale 0 0
Liabilities held-for-sale $ 4 $ 0