Leases (Supplemental Balance Sheet Disclosure) (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Assets
Right of use assets	$ 1,300	$ 1,233
Liabilities
Operating lease liabilities	417	454
Long-term operating lease liabilities	860	764
Total operating lease liabilities	$ 1,277	$ 1,218
Weighted average remaining lease term (in years)	4 years	4 years
Weighted average discount rate	4.40%	4.10%
Assets
Property, plant and equipment, gross	$ 1,118	$ 765
Less accumulated depreciation	510	413
Property, plant and equipment, net	$ 608	$ 352
Liabilities
Debt due within one year	Debt due within one year	Debt due within one year
Finance lease, liability, current	$ 94	$ 69
Long-term debt	Long-term debt	Long-term debt
Finance lease, liability, noncurrent	$ 630	$ 401
Finance lease obligations	Long-term debt, Debt due within one year	Long-term debt, Debt due within one year
Finance lease obligations	$ 724	$ 470
Weighted average remaining lease term (in years)	9 years	9 years
Weighted average discount rate	4.80%	5.10%