v3.26.1
Acquisitions and Divestitures - Narrative (Details) - USD ($)
$ in Millions
1 Months Ended 6 Months Ended 12 Months Ended
Mar. 31, 2026
Dec. 31, 2026
Dec. 31, 2025
Disposal Group, Disposed of by Sale, Not Discontinued Operations      
Business Combination [Line Items]      
Pre-tax gain on divestitures     $ 159
Annual sales     $ 130
Forecast      
Business Combination [Line Items]      
Proceeds from business acquisition   $ 700  
Madison Fire & Rescue      
Business Combination [Line Items]      
Total purchase price $ 1,950    
Percentage of voting equity interest acquired 50.10%    
Madison Fire & Rescue | Bain Capital      
Business Combination [Line Items]      
Percentage of voting equity interest acquired 49.90%