Debt - Narrative (Details) - USD ($) $ in Millions	3 Months Ended
Apr. 01, 2017	Dec. 31, 2016
Debt Instrument [Line Items]
Notional amounts of interest rate swaps	$ 4,183	$ 4,018
Interest Rate Swap [Member]
Debt Instrument [Line Items]
Notional amounts of interest rate swaps	$ 2,200
Notes Payable, Other Payables \| 3.25% U.S. Dollar Notes Due 2026
Debt Instrument [Line Items]
Debt instrument term	10 years
Debt instrument, stated interest rate	3.25%
Effective interest rate (a)	3.52%
Notes Payable, Other Payables \| 4.15% U.S. Dollar Notes Due 2019
Debt Instrument [Line Items]
Debt instrument term	10 years
Debt instrument, stated interest rate	4.15%
Effective interest rate (a)	3.53%
Notes Payable, Other Payables \| 4.0% U.S. Dollar Notes Due 2020
Debt Instrument [Line Items]
Debt instrument term	10 years
Debt instrument, stated interest rate	4.00%
Effective interest rate (a)	2.91%
Notes Payable, Other Payables \| 3.125% U.S. Dollar Notes Due 2022
Debt Instrument [Line Items]
Debt instrument term	10 years
Debt instrument, stated interest rate	3.125%
Effective interest rate (a)	2.32%
Notes Payable, Other Payables \| 1.75% U.S. Dollar Notes Due 2017
Debt Instrument [Line Items]
Debt instrument term	5 years
Debt instrument, stated interest rate	1.75%
Effective interest rate (a)	1.94%
Notes Payable, Other Payables \| 3.25% U.S. Dollar Notes Due 2018
Debt Instrument [Line Items]
Debt instrument term	7 years
Debt instrument, stated interest rate	3.25%
Effective interest rate (a)	2.56%
Notes Payable, Other Payables \| 1.00% Euro Notes Due 2024
Debt Instrument [Line Items]
Debt instrument term	8 years
Debt instrument, stated interest rate	1.00%
Effective interest rate (a)	0.74%
Notes Payable, Other Payables \| 2.75% U.S. Dollar Notes Due 2023
Debt Instrument [Line Items]
Debt instrument term	10 years
Debt instrument, stated interest rate	2.75%
Effective interest rate (a)	2.47%
Notes Payable, Other Payables \| 2.65% U.S. Dollar Notes Due 2023
Debt Instrument [Line Items]
Debt instrument term	7 years
Debt instrument, stated interest rate	2.65%
Effective interest rate (a)	2.23%

Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Article 12
-Section 13
-Sentence Column B

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- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

+ References

Reference 1: 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(a)(1))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399

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- Definition

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

+ References

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- Definition

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.

+ References

No definition available.

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- Definition

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.

+ References

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