Long-Term Obligations and Other Short-Term Borrowings (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended		12 Months Ended
	Dec. 31, 2024	Dec. 31, 2024	Dec. 31, 2023	Dec. 04, 2025	Nov. 22, 2024	Nov. 11, 2024	Jun. 30, 2024
Debt Instrument [Line Items]
Other Borrowings	$ 137	$ 137					$ 110
Debt and Lease Obligation	7,606	7,606					5,092
Current portion of long-term obligations and other short-term borrowings	544	544					434
Long-term obligations, less current portion	7,062	7,062					4,658
Long-Term Debt, Maturity, Year One	24	24
Long-Term Debt, Maturity, Year Two	545	545
Long-Term Debt, Maturity, Year Three	1,900	1,900
Long-Term Debt, Maturity, Year Four	21	21
Long-Term Debt, Maturity, Year Five	658	658
Long-Term Debt, Maturity, after Year Five	4,500	4,500
Total Long-Term and Short-Term Obligations	7,600	7,600					5,100
Accounts Payable	31,300	31,300					31,800
Debt Instrument, Issued, Principal		2,900
Proceeds from Issuance of Long-Term Debt		2,900
Proceeds from short-term investment in time deposit		200	$ 0
Commercial Paper [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	3,000	3,000
Revolving Credit Facility [Member] | Backstop Credit Facility
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	2,000	2,000
Short Term Credit Facilities Member
Debt Instrument [Line Items]
Other Short-term Borrowings	0	0
Committed Receivables Sales Facility Program [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	1,000	1,000
Credit Agreement
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	1,000	1,000
364-Dad Revolving Credit Facility | Backstop Credit Facility
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	1,000	1,000
364-Dad Revolving Credit Facility | Backstop Credit Facility | Forecast [Member]
Debt Instrument [Line Items]
Debt Instrument, Term				364 days
Bridge Loan
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity					$ 0	$ 2,900
3.5% Notes due 2024
Debt Instrument [Line Items]
Notes Payable	0	0					401
Repayments of Debt	400
3.75% Notes due 2025
Debt Instrument [Line Items]
Notes Payable	504	504					507
3.41% Notes due 2027
Debt Instrument [Line Items]
Notes Payable	1,198	1,198					1,191
5.125% Notes due 2029
Debt Instrument [Line Items]
Notes Payable	645	645					644
5.45% Notes due 2034
Debt Instrument [Line Items]
Notes Payable	492	492					491
4.6% Notes due 2043
Debt Instrument [Line Items]
Notes Payable	314	314					308
4.5% Notes due 2044
Debt Instrument [Line Items]
Notes Payable	332	332					330
4.9% Notes due 2045
Debt Instrument [Line Items]
Notes Payable	426	426					423
4.368% Notes due 2047
Debt Instrument [Line Items]
Notes Payable	563	563					563
7.0% Debentures due fiscal 2027
Debt Instrument [Line Items]
Notes Payable	124	124					124
5.0% Notes due 2029
Debt Instrument [Line Items]
Notes Payable	744	744					0
Debt Instrument, Issued, Principal		750
5.35% Notes due 2034
Debt Instrument [Line Items]
Notes Payable	989	989					0
Debt Instrument, Issued, Principal		1,000
5.75% Notes due 2054
Debt Instrument [Line Items]
Notes Payable	641	641					0
Debt Instrument, Issued, Principal		650
4.7% Notes due 2026
Debt Instrument [Line Items]
Notes Payable	$ 497	497					$ 0
Debt Instrument, Issued, Principal		$ 500