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Borrowings and Lines of Credit (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Short Term Line of Credit Facilities Remaining Borrowing Capacities	$ 700
Commercial Paper Outstanding	0	$ 0
Proceeds from Issuance of Commercial Paper	0	0	$ 1,400
Repayments of Commercial Paper	0	200	$ 1,200
Bridge Loan		$ 10,000
Proceeds from Issuance of Debt	$ 0
Total Debt Weighted Average Interest Rate, Outstanding	4.50%	4.60%
Average Years of Maturity of Long Term Debt	12 years
Accelerated Share Repurchase (ASR)
Debt Instrument [Line Items]
Proceeds from Issuance of Debt		$ 6,000
Term Loans
Debt Instrument [Line Items]
Proceeds from Issuance of Debt		$ 4,000
Revolving Credit Agreement [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	$ 5,000
Borrowings under Long-term Lines of Credit	0
Commercial Paper
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	$ 5,000

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Average Years of Maturity of Long Term Debt

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Short-Term financing which is expected to be paid back relatively quickly, such as by a subsequent longer-term loan. Also called swing loan or bridge financing.

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Carrying value as of the balance sheet date of short-term borrowings using unsecured obligations issued by banks, corporations and other borrowers to investors. The maturities of these money market securities generally do not exceed 270 days.

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Weighted average interest rate of debt outstanding.

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The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

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