v3.26.1
Derivative Instruments - Narrative (Details)
$ in Millions, ₡ in Billions
6 Months Ended
Jun. 30, 2026
USD ($)
Jun. 30, 2026
CRC (₡)
Interest Rate Swap | Cable & Wireless Communications Limited (C&W)    
Derivative Instruments, Gain (Loss) [Line Items]    
Notional amount $ 3,630  
Derivative floor interest rate 0.00% 0.00%
Weighted average remaining contractual life (in years) 4 years 7 months 6 days  
Basis Swap | Cable & Wireless Communications Limited (C&W)    
Derivative Instruments, Gain (Loss) [Line Items]    
Notional amount $ 590  
Weighted average remaining contractual life (in years) 15 days  
Foreign Exchange Forward | Costa Rice Borrowing Group    
Derivative Instruments, Gain (Loss) [Line Items]    
Notional amount $ 209 ₡ 105
Weighted average remaining contractual life (in years) 8 months 12 days  
Measurement Input, Counterparty Credit Risk    
Derivative Instruments, Gain (Loss) [Line Items]    
Exposure to counterparty credit risk $ 31