v3.26.1
Business Acquisitions, Investments and Restructuring Charges - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Business Combination [Line Items]          
Income (loss) from unconsolidated equity method investments $ (58) $ (2) $ (110) $ (14)  
Investment tax credits   7 78 9  
Restructuring charges 4 6 6 9  
Restructuring expenditures     7 7  
Certain Limited Liability Companies          
Business Combination [Line Items]          
Income (loss) from unconsolidated equity method investments     (87) (5)  
Investment tax credits 41 $ 0 78 $ 0  
Joint Venture with Landfill Gas to Energy Developer          
Business Combination [Line Items]          
Equity method investments 305   305   $ 314
Ravago, Blue Polymers          
Business Combination [Line Items]          
Equity method investments $ 95   $ 95   $ 101