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Long-Term Obligations and Other Short-Term Borrowings (Details) - USD ($) $ in Millions | 9 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2024 | Mar. 31, 2023 | Jun. 30, 2023 | Jun. 30, 2022
Debt Instrument [Line Items] |  |  |  |
Other Borrowings | $ 104 |  | $ 86 |
Debt and Lease Obligation | 5,854 |  | 4,701 |
Current portion of long-term obligations and other short-term borrowings | 1,187 |  | 792 |
Long-term obligations, less current portion | 4,667 |  | 3,909 |
Long-Term Debt, Maturity, Year One | 762 |  |  |
Long-Term Debt, Maturity, Year Two | 436 |  |  |
Long-Term Debt, Maturity, Year Three | 535 |  |  |
Long-Term Debt, Maturity, Year Four | 1,300 |  |  |
Long-Term Debt, Maturity, Year Five | 11 |  |  |
Long-Term Debt, Maturity, after Year Five | 2,800 |  |  |
Total Long-Term and Short-Term Obligations | 5,900 |  | 4,700 |
Accounts Payable | 32,100 |  | 29,800 |
Debt Instrument, Issued, Principal | 1,150 |  |  |
Proceeds from Issuance of Long-Term Debt | 1,140 |  |  |
Purchases of short-term time deposits | 550 | $ 0 |  |
Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents | 3,718 | $ 3,990 | 4,043 | $ 4,717
Line of Credit Facility, Average Outstanding Amount | 25 |  |  |
Remaining Cash from Debt Proceeds |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents | 589 |  |  |
Commercial Paper [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity | 2,000 |  |  |
Revolving Credit Facility [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity | 2,000 |  |  |
Short Term Credit Facilities Member |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Other Short-term Borrowings | 0 |  |  |
Committed Receivables Sales Facility Program [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Line of Credit Facility, Maximum Amount Outstanding During Period | 1,300 |  |  |
Committed Receivables Sales Facility Program [Member] | Short Term Credit Facilities Member |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity | 1,000 |  |  |
3.079% Notes due 2024 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Notes Payable | 753 |  | 764 |
3.5% Notes due 2024 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Notes Payable | 402 |  | 404 |
3.75% Notes due 2025 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Notes Payable | 508 |  | 513 |
3.41% Notes due 2027 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Notes Payable | 1,192 |  | 1,184 |
5.125% Notes due 2029 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Notes Payable | 644 |  | 0 |
Debt Instrument, Issued, Principal | 650 |  |  |
5.45% Notes due 2034 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Notes Payable | 494 |  | 0 |
Debt Instrument, Issued, Principal | 500 |  |  |
4.6% Notes due 2043 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Notes Payable | 311 |  | 306 |
4.5% Notes due 2044 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Notes Payable | 330 |  | 331 |
4.9% Notes due 2045 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Notes Payable | 428 |  | 428 |
4.368% Notes due 2047 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Notes Payable | 564 |  | 561 |
7.0% Debentures due fiscal 2027 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Notes Payable | $ 124 |  | $ 124 |

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