v3.26.3
Fair Value of Financial Instruments (Unaudited) (Details 1) - USD ($)
$ in Millions
Sep. 30, 2026
Dec. 31, 2025
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Marketable Securities $ 424 $ 483
Fair Value, Inputs, Level 1 [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Marketable Securities 397 454
Derivatives 0 0
Fair Value, Inputs, Level 2 [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Marketable Securities 1 0
Derivatives (1) 2
Fair Value, Inputs, Level 3    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Marketable Securities 22 24
Derivatives 0 0
Fair Value, Recurring [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Marketable Securities 420 478
Derivatives (1) 2
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Marketable Securities 397 454
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Marketable Securities 1 0
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Marketable Securities 22 24
Fair Value, Nonrecurring [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Marketable Securities $ 4 $ 5