Contingencies (Details) $ in Millions	12 Months Ended
	Dec. 31, 2022 USD ($) name
Loss Contingencies [Line Items]
Site Contingency, Names of Other Potentially Responsible Parties | name	100
Litigation Settlement, Expense	$ 115
Loss Contingency, Range of Possible Loss, Maximum	1,700
Loss Contingency, Range of Possible Loss, Portion Not Accrued	500
lower range of costs	1,900
upper range of costs	3,500
Payments for Environmental Liabilities	6
EPA Investigation of Portland Harbor [Member]
Loss Contingencies [Line Items]
Loss Contingency, Damages Sought, Value	$ 1,200