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Leases (Notes) | 3 Months Ended
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Dec. 31, 2020
Leases [Abstract] |
Lessee, Operating Leases [Text Block] | Leases The Company's lease portfolio is described in Note 8, "Leases," of the notes to consolidated financial statements in our Annual Report on Form 10-K for the year ended September 30, 2020. The following table presents supplemental consolidated statement of financial position information as of December 31, 2020 and September 30, 2020 (in millions):
| Location of lease balances |  | December 31, 2020 |  | September 30, 2020
Operating lease right-of-use assets | Other noncurrent assets |  | $ | 1,296 |  |  | $ | 1,190 |
Operating lease liabilities - current | Other current liabilities |  | 326 |  |  | 332 |
Operating lease liabilities - noncurrent | Other noncurrent liabilities |  | 972 |  |  | 875 |
The following table presents supplemental noncash operating lease activity for the three months ended December 31, 2020 and 2019 (in millions):
|  | Three Months Ended December 31, 2020 |  | Three Months Ended December 31, 2019 |  |
Right-of-use assets obtained in exchange for operating lease liabilities |  | $ | 175 |  |  | $ | 74 |  |  |

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- Definition The entire disclosure for operating leases of lessee. Includes, but is not limited to, description of operating lease and maturity analysis of operating lease liability. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -URI http://asc.fasb.org/subtopic&trid=77888251 + Details
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