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
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Debt Instrument Amount Redeemed

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No definition available.

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Face (par) amount of debt instrument at time of issuance.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
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Amount of the fee that accompanies borrowing money under the debt instrument.

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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
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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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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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Amount as of the balance sheet date of the unamortized adjustment to the carrying value of an interest-bearing hedged item made under an effective interest rate fair value hedge that is amortized upon discontinuation of the interest rate fair value hedge.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
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-SubTopic 25
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Amount of unrealized gain (loss) included in earnings related to the fair value of the hedged item in an interest rate fair value hedge, offset by the gain (loss) on the hedging instrument to the extent that the fair value hedge is determined to be effective.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Amount of the cost of borrowed funds accounted for as interest expense for debt.

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Debt Long-term Debt Footnote H (Details) - USD ($) $ in Millions	1 Months Ended			12 Months Ended
	Mar. 31, 2016	Mar. 31, 2014	May 31, 2012	Dec. 31, 2016	Nov. 30, 2016	Jan. 02, 2016
Debt Instrument [Line Items]
Notional amounts of interest rate swaps				$ 4,018		$ 1,680
3.125% U.S. Dollar Debentures Due 2022
Debt Instrument [Line Items]
Debt Instrument, Face Amount			$ 700
Debt Instrument, Term			10 years
Debt instrument, stated interest rate			3.125%
Debt Instrument, Interest Rate, Effective Percentage				2.20%
Debt Instrument Amount Redeemed	$ 475	$ 342
Interest expense		2
Debt instrument, fee amount		$ 2
Notional amounts of interest rate swaps					$ 358
Unamortized gain on termination of interest rate swaps				$ 15
Fair value adjustment for interest rate swaps				$ 14