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Note 8. Debt and Financing Arrangements Schedule of Long Term Debt (Details) $ in Millions, € in Billions | 3 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Mar. 31, 2017 USD ($) | Sep. 30, 2017 USD ($) Rate | Sep. 30, 2017 EUR (€) Rate | Sep. 30, 2016 USD ($) Rate | Sep. 30, 2015 USD ($) Rate
Debt Instrument [Line Items] |  |  |  |  |
Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months |  | $ 2 |  |  |
Long-term Debt, Maturities, Repayments of Principal in Year Two |  | 2 |  |  |
Long-term Debt, Maturities, Repayments of Principal in Year Three |  | 56 |  |  |
Short-term Bank Loans and Notes Payable |  | 36 |  | $ 41 | $ 17
Repayments of Debt | $ 100 | 200 |  |  |
Capital Lease Obligations |  | 4 |  | 2 |
Debt Issuance Costs, Net |  | (38) |  | (43) |
Gross Long Term Debt |  | 3,442 |  | 3,480 |
Current Portion of Long Term Debt |  | 2 |  | 38 |
Net Long Term Debt |  | $ 3,440 |  | $ 3,442 |
Short-term Debt, Weighted Average Interest Rate | Rate |  | 0.00% | 0.00% | 0.00% | 0.00%
Long-term Debt, Maturities, Repayments of Principal in Year Four |  | $ 1,144 |  |  |
Long-term Debt, Maturities, Repayments of Principal in Year Five |  | 195 |  |  |
Revolving Credit Facility [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Long-term Debt |  | 1,200 |  | $ 1,500 |
Other Debt Obligations [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Long-term Debt |  | 1 |  | 2 |
United States of America, Dollars | Unsecured Debt [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Long-term Debt |  | $ 900 |  | 900 |
Debt Instrument, Interest Rate, Stated Percentage |  | 4.875% | 4.875% |  |
Euro Member Countries, Euro | Unsecured Debt [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Long-term Debt |  | $ 1,180 | € 1.0 | 1,119 |
Debt Instrument, Interest Rate, Stated Percentage |  | 3.50% | 3.50% |  |
Minimum [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Drawn Portion Credit Facilities | Rate |  | 1.25% |  |  |
Net Leverage Ratio Required by Debt Covenant | Rate |  | 0.15% |  |  |
Maximum [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Drawn Portion Credit Facilities |  | 2.25% |  |  |
Net Leverage Ratio Required by Debt Covenant | Rate |  | 0.35% |  |  |
European Union [Member] | Euro Member Countries, Euro | Unsecured Debt [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Long-term Debt |  | $ 195 |  | $ 0 |
Consolidated Entities [Member] | European Union [Member] | Euro Member Countries, Euro | Unsecured Debt [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Long-term Debt |  | 165 |  |  |
Euribor Future [Member] | Consolidated Entities [Member] | European Union [Member] | Euro Member Countries, Euro | Unsecured Debt [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Long-term Debt |  | $ 0 |  |  |

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- Definition Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal through the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6455398&loc=d3e45280-112737 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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