v3.26.1
Debt and Borrowing Arrangements - Uncommitted and Committed Credit Lines Available (Details) - Line of Credit - USD ($)
Feb. 19, 2025
Jun. 30, 2026
Dec. 31, 2025
Uncommitted credit facilities      
Debt Instrument [Line Items]      
Facility Amount   $ 843,000,000 $ 882,000,000
Borrowed Amount   42,000,000 71,000,000
Credit Facility Maturing February 18, 2026      
Debt Instrument [Line Items]      
Facility Amount [1]   0 1,500,000,000
Borrowed Amount [1]   0 0
Credit Facility Expiring February 17, 2027      
Debt Instrument [Line Items]      
Facility Amount [1]   1,500,000,000 0
Borrowed Amount [1]   0 0
Credit Facility Maturing February 19, 2030      
Debt Instrument [Line Items]      
Facility Amount [1]   4,500,000,000 4,500,000,000
Borrowed Amount [1]   0 $ 0
Credit Facility Expiring February 19, 2025      
Debt Instrument [Line Items]      
Facility Amount $ 1,500,000,000    
Debt instrument, term 364 days    
Credit Facility Maturing February 18, 2026      
Debt Instrument [Line Items]      
Facility Amount $ 1,500,000,000    
Debt instrument, term 364 days    
Senior Unsecured Revolving Credit Facility | Revolving Credit Agreement | Minimum      
Debt Instrument [Line Items]      
Total shareholders' equity, excluding accumulated other comprehensive earnings/(losses)   $ 25,000,000,000.0  
[1] On February 18, 2026, our $1.5 billion 364-day senior unsecured revolving credit agreement dated as of February 19, 2025 expired and we entered into a $1.5 billion 364-day senior unsecured revolving credit agreement that will expire on February 17, 2027.