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v3.20.4

Long-Term Obligations and Other Short-Term Borrowings (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2020 | Dec. 31, 2019 | Jun. 30, 2020
Debt Instrument [Line Items] |  |  |  |  |
Total Long-Term and Short-Term Obligations | $ 6,700 |  | $ 6,700 |  | $ 6,800
Gain (Loss) on Extinguishment of Debt | 0 | $ (4) | (1) | $ (4) |
Accounts Payable | 23,200 |  | 23,200 |  | $ 21,400
Commercial Paper [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity | 2,000 |  | 2,000 |  |
Revolving Credit Facility [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity | 2,000 |  | 2,000 |  |
2.4% Notes due 2020 [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Notes Payable Repurchased |  |  |  | 450 |
2.616% Notes due 2022 [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Notes Payable Repurchased |  |  | 2 | 207 |
3.41% Notes due 2027 [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Notes Payable Repurchased |  |  |  | 81 |
Committed Receivables Sales Facility Program [Member] | Short Term Credit Facilities Member |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity | $ 1,000 |  | 1,000 |  |
4.6% Notes due 2043 [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Notes Payable Repurchased |  |  |  | 6 |
4.9% Notes due 2045 [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Notes Payable Repurchased |  |  |  | 2 |
4.368% Notes due 2047 [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Notes Payable Repurchased |  |  |  | 21 |
Floating Rate Notes due 2022 [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Notes Payable Repurchased |  |  | $ 40 | 14 |
3.2% Notes due 2022 [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Notes Payable Repurchased |  |  |  | $ 10 |

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