v3.25.4
Goodwill and Intangible Assets - Additional Information (Detail) - USD ($)
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Goodwill and Intangible Assets Disclosure [Line Items]      
Goodwill $ 1,582,000,000 $ 1,630,000,000 $ 1,562,000,000
Estimated fair values of certain reporting units percentage 15.00%    
Intangibles, net $ 455,000,000    
Estimated useful lives of intangible assets, minimum 2 years    
Estimated useful lives of intangible assets, maximum 40 years    
Amortization expense, 2026 $ 51,000,000    
Amortization expense, 2027 47,000,000    
Amortization expense, 2028 39,000,000    
Amortization expense, 2029 28,000,000    
Amortization expense, 2030 24,000,000    
Impairment charge on goodwill 40,000,000    
Impairment of intangible assets, indefinite-lived (excluding goodwill) 0    
Renewables Reporting Unit [Member]      
Goodwill and Intangible Assets Disclosure [Line Items]      
Goodwill 0    
Impairment charge on goodwill 40,000,000    
Other Reporting Units [Member]      
Goodwill and Intangible Assets Disclosure [Line Items]      
Goodwill $ 313,000,000