Debt And Financing Arrangements (Narrative) (Details) € in Millions, $ in Millions		6 Months Ended	12 Months Ended
	Apr. 03, 2023 USD ($)	Jun. 30, 2023 EUR (€)	Dec. 31, 2022 EUR (€)	Jun. 30, 2023 USD ($)	Jun. 30, 2023 EUR (€)	Dec. 31, 2022 USD ($)
Debt Instrument [Line Items]
Notional Amount of Nonderivative Instruments | €		€ 900	€ 1,300
Fair Value of Debt Below Carrying Value				$ 300
Line of Credit [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity				13,600
Unused lines of credit				11,300
Commercial Paper [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity				5,000
Commercial Paper				0
Accounts Receivable Securitization Facility [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity				3,000
Unused lines of credit				900
Foreign Line of Credit
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity				$ 750		$ 500
Notes Four Point Five Percent Due 2033
Debt Instrument [Line Items]
Debt Instrument, Issuance Date	Apr. 03, 2023
Debt Instrument, Face Amount	$ 500
Debt Instrument, Interest Rate, Stated Percentage	4.50%
Proceeds from Issuance of Unsecured Debt	$ 493
Debt Instrument, Maturity Date	Aug. 15, 2033
One Point Seventy Five Percent Notes Due 2023
Debt Instrument [Line Items]
Debt Instrument, Repurchased Face Amount | €					€ 600
Debt Instrument, Interest Rate, Stated Percentage				1.75%	1.75%