Commercial Paper, Current Borrowing Capacity

No definition available.

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- Definition

Maximum ratio of consolidated net indebtedness to consolidated earnings before interest income taxes DDA and other non-cash adjustments

+ References

No definition available.

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- Definition

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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 210
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-Subparagraph (SX 210.7-03(a)(16))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

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-Name Accounting Standards Codification
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-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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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

No definition available.

+ Details

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- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
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-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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Period Type:	instant

- 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.

+ Details

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- Definition

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

+ References

+ Details

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Period Type:	instant

- Definition

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

+ References

No definition available.

+ Details

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- Definition

The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3291-108585

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Period Type:	duration

- Definition

Write-off of amounts previously capitalized as debt issuance cost in an extinguishment of debt.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Credit Facilities and Restrictive Covenants (Details) $ in Millions, $ in Millions				12 Months Ended
	Aug. 31, 2018 USD ($)	Aug. 31, 2018 CAD ($)	May 30, 2018 CAD ($)	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Dec. 31, 2018 CAD ($)	Nov. 16, 2018 USD ($)
Line of Credit Facility [Line Items]
Repayments of Debt				$ 14,591	$ 11,064	$ 10,060
$5 billion, five-year credit facility due November 26, 2019, -% and 2.99%, respectively
Line of Credit Facility [Line Items]
Line of Credit Facility, Current Borrowing Capacity								$ 5,000
$4 billion credit facility due November 16, 2023
Line of Credit Facility [Line Items]
Line of Credit Facility, Current Borrowing Capacity								4,000
$4 billion credit facility due November 16, 2023 \| Minimum [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage				0.10%
$4 billion credit facility due November 16, 2023 \| Maximum [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage				0.30%
$500 million, 364-day credit facility due November 15, 2019
Line of Credit Facility [Line Items]
Line of Credit Facility, Current Borrowing Capacity								$ 500
$500 million, 364-day credit facility due November 15, 2019 \| Minimum [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage				0.09%
$500 million, 364-day credit facility due November 15, 2019 \| Maximum [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage				0.28%
Commercial Paper [Member]
Line of Credit Facility [Line Items]
Commercial Paper, Current Borrowing Capacity				$ 4,000
Debt Instrument, Term				270 days
364-day Due 2019 And 5-year Due 2023 Senior Unsecured Revolving Credit Facilities [Member]
Line of Credit Facility [Line Items]
Maximum ratio of consolidated total funded debt to consolidated earnings before interest income taxes DDA				5.50			5.50
Letters of Credit Outstanding, Amount				$ 99
Remaining borrowing capacity				$ 3,968
364-day Due 2019 And 5-year Due 2023 Senior Unsecured Revolving Credit Facilities [Member] \| LIBOR Alternate Base Rate [Member] \| Minimum [Member]
Line of Credit Facility [Line Items]
Debt Instrument, Basis Spread on Variable Rate				0.10%
364-day Due 2019 And 5-year Due 2023 Senior Unsecured Revolving Credit Facilities [Member] \| LIBOR Alternate Base Rate [Member] \| Maximum [Member]
Line of Credit Facility [Line Items]
Debt Instrument, Basis Spread on Variable Rate				1.00%
364-day Due 2019 And 5-year Due 2023 Senior Unsecured Revolving Credit Facilities [Member] \| London Interbank Offered Rate (LIBOR) [Member] \| Minimum [Member]
Line of Credit Facility [Line Items]
Debt Instrument, Basis Spread on Variable Rate				1.00%
364-day Due 2019 And 5-year Due 2023 Senior Unsecured Revolving Credit Facilities [Member] \| London Interbank Offered Rate (LIBOR) [Member] \| Maximum [Member]
Line of Credit Facility [Line Items]
Debt Instrument, Basis Spread on Variable Rate				2.00%
364-day Due 2019 And 5-year Due 2023 Senior Unsecured Revolving Credit Facilities [Member] \| Federal Funds Rate [Member]
Line of Credit Facility [Line Items]
Debt Instrument, Basis Spread on Variable Rate				0.50%
364-day Due 2019 And 5-year Due 2023 Senior Unsecured Revolving Credit Facilities [Member] \| Eurodollar [Member]
Line of Credit Facility [Line Items]
Debt Instrument, Basis Spread on Variable Rate				1.00%
KML 2018 Credit Facility
Line of Credit Facility [Line Items]
Line of Credit Facility, Current Borrowing Capacity				$ 367			$ 500
Maximum ratio of consolidated total funded debt to consolidated earnings before interest income taxes DDA				5.00			5.00
Letters of Credit Outstanding, Amount				$ 8			$ 11
Remaining borrowing capacity				$ 359			489
KML 2018 Credit Facility \| Backstop letter of credit [Member]
Line of Credit Facility [Line Items]
Letters of Credit Outstanding, Amount							$ 8
KML 2018 Credit Facility \| Minimum [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage				0.20%
KML 2018 Credit Facility \| Maximum [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage				0.45%
KML 2018 Credit Facility \| Bankers Acceptance [Member] \| Minimum [Member]
Line of Credit Facility [Line Items]
Debt Instrument, Basis Spread on Variable Rate				1.00%
KML 2018 Credit Facility \| Bankers Acceptance [Member] \| Maximum [Member]
Line of Credit Facility [Line Items]
Debt Instrument, Basis Spread on Variable Rate				2.25%
KML 2018 Credit Facility \| London Interbank Offered Rate (LIBOR) [Member] \| Minimum [Member]
Line of Credit Facility [Line Items]
Debt Instrument, Basis Spread on Variable Rate				1.00%
KML 2018 Credit Facility \| London Interbank Offered Rate (LIBOR) [Member] \| Maximum [Member]
Line of Credit Facility [Line Items]
Debt Instrument, Basis Spread on Variable Rate				2.25%
KML 2018 Credit Facility \| Prime Rate [Member]
Line of Credit Facility [Line Items]
Debt Instrument, Basis Spread on Variable Rate				1.25%
KML 2018 Credit Facility \| US bank rate loans [Member]
Line of Credit Facility [Line Items]
Debt Instrument, Basis Spread on Variable Rate				1.25%
KML Temporary Credit Facility [Member]
Line of Credit Facility [Line Items]
Repayments of Debt	$ 102	$ 133
KML 2017 Credit Facility [Member]
Line of Credit Facility [Line Items]
Repayments of Debt			$ 100
Write off of Deferred Debt Issuance Cost				$ 46
Commercial Paper [Member] \| 364-day Due 2019 And 5-year Due 2023 Senior Unsecured Revolving Credit Facilities [Member]
Line of Credit Facility [Line Items]
Commercial Paper				$ 433