v3.26.3
Acquisitions, Redeemable Noncontrolling Interest and Divestitures - Schedule of Purchase Price Allocations Related to the Acquisition and Finite-Lived Asset Weighted Average Lives (Details) - USD ($)
$ in Millions
1 Months Ended 9 Months Ended
Jul. 31, 2026
Sep. 30, 2026
Sep. 30, 2025
Dec. 31, 2025
Dec. 31, 2024
Business Combination, Separately Recognized Transaction [Line Items]          
Goodwill   $ 7,344   $ 6,419 $ 6,281
Supplemental information:          
Cash paid, net of cash acquired   $ 1,910 $ 0    
Madison Fire & Rescue          
Business Combination, Separately Recognized Transaction [Line Items]          
Current and other assets $ 145        
Property, plant, and equipment 115        
Goodwill 982        
Accounts payable and other liabilities (91)        
Deferred taxes and accrued income taxes (278)        
Net assets acquired 1,910        
Supplemental information:          
Cash paid 1,957        
Less: cash acquired (47)        
Cash paid, net of cash acquired 1,910        
Madison Fire & Rescue | Customer related          
Business Combination, Separately Recognized Transaction [Line Items]          
Finite-lived intangible assets: $ 716        
Supplemental information:          
Finite-lived intangible asset weighted average lives (years) 19 years        
Madison Fire & Rescue | Patents and technology          
Business Combination, Separately Recognized Transaction [Line Items]          
Finite-lived intangible assets: $ 88        
Supplemental information:          
Finite-lived intangible asset weighted average lives (years) 10 years        
Madison Fire & Rescue | Definite-lived tradenames          
Business Combination, Separately Recognized Transaction [Line Items]          
Finite-lived intangible assets: $ 233        
Supplemental information:          
Finite-lived intangible asset weighted average lives (years) 23 years