Derivative Instruments and Hedging Activities - Pre-Tax Gains (Losses) On Derivatives Not Designated As Hedging Instruments (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Derivative [Line Items]
Total gains (loss) recognized in earnings	$ 656	$ 296	$ (61)	$ 467
Derivative Instruments, Gain (Loss) by Income Statement Location [Axis]: us-gaap:CostOfRevenue
Derivative [Line Items]
Foreign Currency Contracts	61	81	225	231
Commodity Contracts	574	327	(300)	440
Total gains (loss) recognized in earnings	635	408	(75)	671
Derivative Instruments, Gain (Loss) by Income Statement Location [Axis]: us-gaap:OtherNonoperatingIncomeExpense
Derivative [Line Items]
Foreign Currency Contracts	34	(90)	51	(158)
Commodity Contracts	0	0	0	0
Total gains (loss) recognized in earnings	34	(90)	51	(158)
Derivative Instruments, Gain (Loss) by Income Statement Location [Axis]: us-gaap:Revenues
Derivative [Line Items]
Foreign Currency Contracts	(13)	(22)	(37)	(46)
Commodity Contracts	0	0	0	0
Total gains (loss) recognized in earnings	$ (13)	$ (22)	$ (37)	$ (46)