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Length of Credit Facility

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Carrying value as of the balance sheet date of short-term borrowings using unsecured obligations issued by banks, corporations and other borrowers to investors. The maturities of these money market securities generally do not exceed 270 days.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Weighted average interest rate of debt outstanding.

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Gross amount of debt extinguished.

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No definition available.

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The amount of cash paid for interest during the period net of cash paid for interest that is capitalized.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Amount of borrowings from a bank classified as other, maturing within one year or operating cycle, if longer.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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For the form of debt having an initial term of less than one year or less than the normal operating cycle, if longer, average borrowings during the period.

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Debt and Financing Arrangements Short and Long-term Debt Additional Information (Details) € in Millions	3 Months Ended						12 Months Ended
	Mar. 31, 2016 EUR (€)	Dec. 31, 2015	Sep. 30, 2015 USD ($)	Sep. 30, 2015 EUR (€)	Jun. 30, 2015	Mar. 31, 2015 USD ($)	Sep. 30, 2016 USD ($)	Sep. 30, 2015 USD ($)	Sep. 30, 2014 USD ($)	Sep. 30, 2016 EUR (€)	Mar. 31, 2016 USD ($)
Debt Instrument [Line Items]
Amount Of Credit Facility Retired \| €										€ 390
Interest paid on short and long-term debt							$ 319,000,000	$ 373,000,000	$ 314,000,000
Long-term Debt, Fiscal Year Maturity [Abstract]
Installments of long-term debt maturing 2016							628,000,000
Installments of long-term debt maturing 2017							379,000,000
Installments of long-term debt maturing 2018							0
Installments of long-term debt maturing 2019							4,906,000,000
Installments of long-term debt maturing 2020							1,999,000,000
Installments of long-term debt maturing 2021 and thereafter							7,322,000,000
100 Million USD floating rate term loan maturing in Nov 2016 [Domain]
Long-term Debt, Fiscal Year Maturity [Abstract]
Debt Instrument, Term	9 months
Short-term Bank Loans and Notes Payable \| €										100
Commercial Paper
Debt Instrument [Line Items]
Average outstanding commercial paper							1,418,000,000	1,537,000,000
Outstanding commercial paper at period end							440,000,000
37 billion yen floating rate syndicated term loan maturing in June 2020
Long-term Debt, Fiscal Year Maturity [Abstract]
Debt Instrument, Term					5 years
70 million euro floating rate credit facility
Long-term Debt, Fiscal Year Maturity [Abstract]
Debt retired, amount \| €				€ 70
7.7 % Due in 2015
Long-term Debt, Fiscal Year Maturity [Abstract]
Debt retired, amount						$ 125,000,000
150 million USD floating rate term loan maturing in September 2015
Long-term Debt, Fiscal Year Maturity [Abstract]
Debt retired, amount								150,000,000
90 million USD revolving credit facility
Debt Instrument [Line Items]
Proceeds from Lines of Credit						90,000,000
Line of Credit Facility, Maximum Borrowing Capacity						$ 90,000,000
Long-term Debt, Fiscal Year Maturity [Abstract]
Debt retired, amount			$ 90,000,000					90,000,000
Debt Instrument, Term						1 year
500 million USD floating rate term loan maturing in September 2015
Long-term Debt, Fiscal Year Maturity [Abstract]
Debt retired, amount								500,000,000
100 million USD floating rate term loan maturing in September 2015
Long-term Debt, Fiscal Year Maturity [Abstract]
Debt retired, amount								100,000,000
37 Million euro revolving credit facility [Domain]
Long-term Debt, Fiscal Year Maturity [Abstract]
Debt retired, amount \| €	€ 37
100 Million euro revolving credit facility [Domain]
Long-term Debt, Fiscal Year Maturity [Abstract]
Debt Instrument, Term	9 months
Short-term Bank Loans and Notes Payable \| €										€ 100
200 Million USD floating rate term loan maturing in October 2016 [Domain]
Long-term Debt, Fiscal Year Maturity [Abstract]
Debt Instrument, Term	10 months
Short-term Bank Loans and Notes Payable							200,000,000
125 Million USD floating term loan maturing in October 2016 [Domain]
Long-term Debt, Fiscal Year Maturity [Abstract]
Debt Instrument, Term		10 months
Short-term Bank Loans and Notes Payable							125,000,000
Committed Five-year Credit Facility
Debt Instrument [Line Items]
Amount Of Credit Facility Retired			$ 2,500,000,000					$ 2,500,000,000
Length of Credit Facility			5 years	5 years
Contingent on consumation of Tyco merger [Domain] \| 2.0 billion USD revolving credit facility [Domain]
Debt Instrument [Line Items]
Proceeds from Lines of Credit							$ 0
Line of Credit Facility, Maximum Borrowing Capacity											$ 2,000,000,000
Length of Credit Facility							4 years
Euro Member Countries, Euro \| Foreign Currency Denominated Debt [Member]
Debt Instrument [Line Items]
Weighted-average interest rate of debt			1.10%				1.30%	1.10%		1.30%
Tyco International Holding S.a.r.L. (TSarL) [Member] \| 1.0 billion USD revolving credit facility [Domain] [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity							$ 1,000,000,000
Length of Credit Facility							4 years