Accounts and Notes Receivable Allowance Rollforward (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Receivables [Abstract]
Accounts Receivable, Allowance for Credit Loss, Current Beginning Balance	$ 179	$ 205
Net provision for credit losses	104	39
Other deductions against allowance	(42)	(65)
Accounts Receivable, Allowance for Credit Loss, Current Ending Balance	$ 241	$ 179