Long-Term Debt and Available Credit Facilities Long Term Debt (Details) - USD ($)	Dec. 31, 2025	Dec. 31, 2024
Debt Instrument [Line Items]
Finance Lease, Liability, Noncurrent	$ 0	$ 0
Unamortized debt discount and issuance costs	16,000,000	12,000,000
Long-term debt payable within one year	782,000,000	500,000,000
Long-term Debt	1,686,000,000	1,953,000,000
Long-Term Debt, Maturities, Repayments of Principal in Next Rolling 12 Months	782,000,000
Long-Term Debt, Maturities, Repayments of Principal in Rolling Year Five	500,000,000
Line of Credit Facility, Remaining Borrowing Capacity	5,500,000,000
Foreign Currency Loans [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Remaining Borrowing Capacity	86,000,000
Medium-Term Note [Member]
Debt Instrument [Line Items]
Long-term Debt, Gross	$ 102,000,000	$ 104,000,000
Long-term Debt, Weighted Average Interest Rate	3.76%	4.41%
Senior Notes [Member] | Notes Maturing 2025 [Domain]
Debt Instrument [Line Items]
Long-term Debt, Gross	$ 0	$ 500,000,000
Long-term Debt, Weighted Average Interest Rate	0.00%	1.70%
Senior Notes [Member] | Notes Maturing 2026 [Domain]
Debt Instrument [Line Items]
Long-term Debt, Gross	$ 600,000,000	$ 600,000,000
Long-term Debt, Weighted Average Interest Rate	4.50%	4.50%
Senior Notes [Member] | Notes Maturing 2030 [Domain]
Debt Instrument [Line Items]
Long-term Debt, Gross	$ 500,000,000	$ 500,000,000
Long-term Debt, Weighted Average Interest Rate	2.30%	2.30%
Senior Notes [Member] | Notes Maturing 2033 [Domain]
Debt Instrument [Line Items]
Long-term Debt, Gross	$ 600,000,000	$ 600,000,000
Long-term Debt, Weighted Average Interest Rate	4.80%	4.80%
Senior Notes [Member] | Notes Maturing 2032 [Domain]
Debt Instrument [Line Items]
Long-term Debt, Gross	$ 500,000,000	$ 0
Long-term Debt, Weighted Average Interest Rate	5.125%	0.00%
Foreign Currency Loans [Member] | Foreign Currency Loans [Member]
Debt Instrument [Line Items]
Long-term Debt, Gross	$ 182,000,000	$ 161,000,000
Long-term Debt, Weighted Average Interest Rate	12.70%	12.70%
Fair value of the company's long-term borrowings, including long-term debt due within one year
Debt Instrument [Line Items]
Long-term Debt, Fair Value	$ 2,462,000,000	$ 2,366,000,000