Contingencies - Tax Assessment (Details) - Foreign Tax Authority - Mexican Tax Authority - Tax Year 2014 $ in Millions, $ in Millions		9 Months Ended
	Aug. 15, 2024 motion	Sep. 30, 2024 MXN ($)	Sep. 30, 2024 CAD ($)
Loss Contingencies [Line Items]
Tax assessment amount		$ 6,247	$ 430
Number of motions submitted	2