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Legal payments remaining to be excluded from calculation of consolidated EBITDA

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Exclusion of litigation payments and any debt Issued to fund tax deficiency payments

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Maximum Commercial Paper Outstanding with 2018 Facility

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Maximum leverage ratio permitted by revolving credit facility agreement.

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Restructuring charges remaining to be excluded from calculation of consolidated EBITDA.

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Weighted Average Maturity, Days

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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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Sum of the carrying values as of the balance sheet date of all debt, including all short-term borrowings, long-term debt, and capital lease obligations.

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Amount of short-term debt and current maturity of long-term debt and capital lease obligations due within one year or the normal operating cycle, if longer.

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The average effective interest rate during the reporting period.

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Contractual interest rate for funds borrowed, under the debt agreement.

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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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Amount of unamortized debt discount (premium) and debt issuance costs.

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Gross amount of debt extinguished.

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The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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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 borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount of long-term debt and capital lease obligation due after one year or beyond the normal operating cycle, if longer.

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Yield on the receivable, on which interest has been imputed, as calculated from its issuance value or purchase price. The calculated effective interest rate considers factors such as the issued face value or price paid for the receivable, the time period between payments, and the time until maturity [full receipt] of the receivable.

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Amount of cash and cash equivalents restricted as to withdrawal or usage, classified as current. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

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Weighted average interest rate of short-term debt outstanding calculated at point in time.

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Amount of derecognized financial assets from transactions which comprise an initial transfer and an agreement entered into in contemplation of the initial transfer resulting in retention of substantially all of the exposure to the economic return throughout the term of the transaction, at the date of derecognition.

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Borrowings and Credit Arrangements (Details) - USD ($) $ in Millions		9 Months Ended	12 Months Ended
	Feb. 25, 2019	Sep. 30, 2019	Dec. 31, 2018	Oct. 22, 2019	Aug. 19, 2019	Dec. 19, 2018	Sep. 30, 2018
Debt Instrument [Line Items]
Total debt		$ 10,888	$ 7,056
Restricted Cash and Cash Equivalents in Other current assets		357	655				$ 781
Long-term Debt and Capital Lease Obligations		9,590	4,803
Debt, Current		1,297	2,253
Exclusion from EBITDA for Restructuring Charges		500
Restructuring charges remaining to be excluded from calculation of consolidated EBITDA		314
Litigation and Debt Exclusion from EBITDA		2,624
Legal payments remaining to be excluded from calculation of consolidated EBITDA		1,262
Commercial Paper [Member]
Debt Instrument [Line Items]
Commercial Paper		1,293	1,248
Maximum Commercial Paper Outstanding with 2017 Facility		2,750	2,750
Line of Credit Facility, Remaining Borrowing Capacity		$ 1,457	$ 1,502
Weighted Average Maturity, Days		40 days	27 days
Short-term Debt, Weighted Average Interest Rate, at Point in Time		2.43%	3.04%
August 2019 Term Loan [Member]
Debt Instrument [Line Items]
Extinguishment of Debt, Amount		$ 1,000
Short-term Debt			$ 1,000
Current Requirement [Member]
Debt Instrument [Line Items]
Maximum Leverage Ratio		4.75
Current Requirement [Member]
Debt Instrument [Line Items]
Maximum Leverage Ratio		3.75
Requirement, first two quarters following qualified acquisition [Member]
Debt Instrument [Line Items]
Maximum Leverage Ratio		4.75
Actual, Covenant [Member]
Debt Instrument [Line Items]
Maximum Leverage Ratio		4.27
Requirement, third quarter following qualified acquisition [Member]
Debt Instrument [Line Items]
Maximum Leverage Ratio		4.50
Requirement, fourth quarter following qualified acquisition [Member]
Debt Instrument [Line Items]
Maximum Leverage Ratio		4.25
Requirement, fifth quarter following qualified acquisition [Member]
Debt Instrument [Line Items]
Maximum Leverage Ratio		4.00
Requirement, sixth quarter and thereafter following qualified acquisition [Member]
Debt Instrument [Line Items]
Maximum Leverage Ratio		3.75
the 2018 Facility [Member] \| Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity		$ 2,750	2,750
February2019AggregateOffering [Member]
Debt Instrument [Line Items]
Long-term Debt	$ 4,300
January 2020 Notes [Member]
Debt Instrument [Line Items]
Long-term Debt		$ 0	$ 850
Debt Instrument, Interest Rate, Stated Percentage		6.00%	6.00%
Extinguishment of Debt, Amount	850
May 2020 Notes [Member]
Debt Instrument [Line Items]
Long-term Debt		$ 0	$ 600
Debt Instrument, Interest Rate, Stated Percentage		2.85%	2.85%
Extinguishment of Debt, Amount	$ 600
August 2021 Term Loan [Member]
Debt Instrument [Line Items]
Long-term Debt		$ 1,000	$ 0
May 2022 Notes [Member]
Debt Instrument [Line Items]
Long-term Debt		$ 500	$ 500
Debt Instrument, Interest Rate, Stated Percentage		3.375%	3.375%
August 2022 Term Loan [Member]
Debt Instrument [Line Items]
Long-term Debt		$ 1,000	$ 0
October 2023 Notes [Member]
Debt Instrument [Line Items]
Long-term Debt		$ 450	$ 450
Debt Instrument, Interest Rate, Stated Percentage		4.125%	4.125%
March 2024 Notes [Member]
Debt Instrument [Line Items]
Long-term Debt		$ 850	$ 0
Debt Instrument, Interest Rate, Stated Percentage		3.45%
May 2025 Notes [Member]
Debt Instrument [Line Items]
Long-term Debt		$ 750	$ 750
Debt Instrument, Interest Rate, Stated Percentage		3.85%	3.85%
March 2026 Notes [Member]
Debt Instrument [Line Items]
Long-term Debt		$ 850	$ 0
Debt Instrument, Interest Rate, Stated Percentage		3.75%
March 2028 Notes [Member]
Debt Instrument [Line Items]
Long-term Debt		$ 1,000	$ 1,000
Debt Instrument, Interest Rate, Stated Percentage		4.00%	4.00%
March 2029 Notes [Member]
Debt Instrument [Line Items]
Long-term Debt		$ 850	$ 0
Debt Instrument, Interest Rate, Stated Percentage		4.00%
November 2035 Notes [Member]
Debt Instrument [Line Items]
Long-term Debt		$ 350	$ 350
Debt Instrument, Interest Rate, Stated Percentage		7.00%	7.00%
March 2039 Notes [Member]
Debt Instrument [Line Items]
Long-term Debt		$ 750	$ 0
Debt Instrument, Interest Rate, Stated Percentage		4.55%
January 2040 Notes [Member]
Debt Instrument [Line Items]
Long-term Debt		$ 300	$ 300
Debt Instrument, Interest Rate, Stated Percentage		7.375%	7.375%
March 2049 Notes [Member]
Debt Instrument [Line Items]
Long-term Debt		$ 1,000	$ 0
Debt Instrument, Interest Rate, Stated Percentage		4.70%
Unamortized Gain on Fair Value Hedges
Debt Instrument [Line Items]
Long-term Debt		$ 14	26
Finance Lease Obligation (1)
Debt Instrument [Line Items]
Long-term Debt		6	6
Senior Notes [Member]
Debt Instrument [Line Items]
Long-term Debt		7,650	4,800
Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net		$ (79)	(29)
Three-Year Delayed Draw Term Loan [Member]
Debt Instrument [Line Items]
Debt Instrument, Interest Rate During Period		3.47%
Three-Year Delayed Draw Term Loan [Member] \| Debt Instrument, Redemption, Period Three [Member]
Debt Instrument [Line Items]
Long-term Line of Credit					$ 1,000	$ 1,000
Two-Year Delayed Draw Term Loan [Member]
Debt Instrument [Line Items]
Debt Instrument, Interest Rate During Period		3.37%
Two-Year Delayed Draw Term Loan [Member] \| Debt Instrument, Redemption, Period Two [Member]
Debt Instrument [Line Items]
Long-term Line of Credit					$ 1,000	1,000
Aggregate Senior Unsecured Delayed Draw Term Loan [Member] \| Unsecured Debt [Member]
Debt Instrument [Line Items]
Long-term Line of Credit						$ 2,000
Yen Denominated Factoring Arrangements [Member]
Transfer of Financial Assets Accounted for as Sales [Line Items]
Transfer of Financial Assets Accounted for as Sales, Amount Derecognized		$ 210	$ 195
Average interest rate of de-recognized receivables		0.60%	0.90%
Euro Denominated Factoring Arrangements [Member]
Transfer of Financial Assets Accounted for as Sales [Line Items]
Transfer of Financial Assets Accounted for as Sales, Amount Derecognized		$ 146	$ 165
Average interest rate of de-recognized receivables		1.70%	2.70%
Subsequent Event [Member] \| Tender Offer [Member]
Debt Instrument [Line Items]
Long-term Debt				$ 1,000